{"id":52106,"date":"2026-02-26T05:28:23","date_gmt":"2026-02-25T21:28:23","guid":{"rendered":"https:\/\/zetarmold.com\/?p=52106"},"modified":"2026-05-31T10:25:59","modified_gmt":"2026-05-31T02:25:59","slug":"czym-jest-formowanie-wtryskowe-pom-i-jak-dziala","status":"publish","type":"post","link":"https:\/\/zetarmold.com\/pl\/czym-jest-formowanie-wtryskowe-pom-i-jak-dziala\/","title":{"rendered":"Schemat przedstawiaj\u0105cy proces wtryskiwania z oznaczonymi elementami, w tym \u015bladem bramki, kana\u0142em doprowadzaj\u0105cym, lejem wtryskowym, wyprask\u0105 i bramk\u0105."},"content":{"rendered":"<h2>What Is POM Injection Molding and Why Is It So Widely Used?<\/h2>\n<div class=\"callout-key\" style=\"background:#f0f7ff; border-left:4px solid #2563eb; padding:1em 1.2em; border-radius:6px; margin:1.5em 0;\">\n<strong>Kluczowe wnioski<\/strong><\/p>\n<ul>\n<li>POM (polioksymetylen) to niskotarciowe, wysokosztywne tworzywo termoplastyczne idealne do precyzyjnych cz\u0119\u015bci.<\/li>\n<li>Homopolimer POM oferuje wi\u0119ksz\u0105 wytrzyma\u0142o\u015b\u0107; kopolimer POM \u0142atwiej si\u0119 przetwarza i ma lepsz\u0105 stabilno\u015b\u0107 termiczn\u0105.<\/li>\n<li>Utrzymuj temperatur\u0119 cylindra poni\u017cej 220\u00b0C, aby zapobiec wydzielaniu formaldehydu i wadom cz\u0119\u015bci.<\/li>\n<li>Projektuj dla jednolitej grubo\u015bci \u015bcianki 1,0\u20133,5 mm, aby zarz\u0105dza\u0107 skurczem POM wynosz\u0105cym 1,8\u20132,5%.<\/li>\n<li>Naturalna smarowno\u015b\u0107 POM czyni go najlepszym wyborem dla samosmaruj\u0105cych si\u0119 k\u00f3\u0142 z\u0119batych i \u0142o\u017cysk.<\/li>\n<\/ul>\n<\/div>\n<p>Wtrysk POM to proces kszta\u0142towania polioksymetylenu \u2014 <a href=\"https:\/\/www.britannica.com\/technology\/plastic\/Engineering-plastics\">engineering thermoplastic<\/a><sup id=\"fnref1:1\"><a href=\"#fn:1\" class=\"footnote-ref\">1<\/a><\/sup>\u2014 w precyzyjne cz\u0119\u015bci. Nazywamy POM \u201etworzywem zast\u0119puj\u0105cym metal\u201d ze wzgl\u0119du na jego metalopodobn\u0105 sztywno\u015b\u0107 przy ni\u017cszej wadze.<\/p>\n<p>If you are comparing vendors or planning procurement, our <a href=\"https:\/\/zetarmold.com\/pl\/injection-molding-supplier-sourcing-guide\/\">injection molding supplier sourcing guide<\/a> covers RFQ prep, qualification, and commercial risk checks.<\/p>\n<p>POM comes in two main types: homopolymer (such as DuPont\u2019s Delrin) and copolymer (such as Celanese\u2019s Celcon or BASF\u2019s Ultraform). Homopolymer POM offers slightly higher mechanical strength and stiffness, while copolymer POM provides better thermal stability and easier processing with less centerline porosity.<\/p>\n<p>The global demand for POM injection molded parts continues to grow, driven by the automotive industry\u2019s push for lighter components and the electronics sector\u2019s need for dimensionally stable housings. POM\u2019s self-lubricating properties make it ideal for moving parts that would otherwise require metal-to-metal contact with added lubricants.<\/p>\n<h2>What Are the Key Properties That Make POM Ideal for Injection Molding?<\/h2>\n<p>Kluczowe w\u0142a\u015bciwo\u015bci, kt\u00f3re czyni\u0105 POM idealnym do wtrysku, to g\u0142\u00f3wne kategorie lub opcje wyja\u015bnione w tej sekcji. POM jest idealny dla <a href=\"https:\/\/zetarmold.com\/pl\/injection-molding-complete-guide\/\">formowanie wtryskowe<\/a> poniewa\u017c oferuje rzadk\u0105 kombinacj\u0119 wysokiej wytrzyma\u0142o\u015bci na rozci\u0105ganie (65\u201370 MPa), niskiego tarcia (wsp\u00f3\u0142czynnik 0,20\u20130,35), doskona\u0142ej <a href=\"https:\/\/www.corrosionpedia.com\/definition\/1143\/creep\">creep resistance<\/a><sup id=\"fnref1:2\"><a href=\"#fn:2\" class=\"footnote-ref\">2<\/a><\/sup>oraz minimalna absorpcja wilgoci \u2014 w\u0142a\u015bciwo\u015bci, kt\u00f3re czyni\u0105 go jednym z najbardziej uniwersalnych tworzyw in\u017cynieryjnych, kt\u00f3re przetwarzamy.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">W\u0142asno\u015b\u0107<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">POM Homopolymer<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">POM Copolymer<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Jednostka<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Wytrzyma\u0142o\u015b\u0107 na rozci\u0105ganie<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">65\u201370<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">58\u201365<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">MPa<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Modu\u0142 spr\u0119\u017cysto\u015bci<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">2,800\u20133,200<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">2,500\u20132,900<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">MPa<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Wyd\u0142u\u017cenie przy zerwaniu<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">25\u201345<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">40\u201375<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">%<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Impact Strength (Izod, notched)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">65\u201380<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">50\u201365<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">J\/m<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Temperatura topnienia<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">175<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">165<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">HDT at 1.8 MPa<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">110<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">100<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Coefficient of Friction<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">0.20\u20130.35<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">0.25\u20130.38<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">-<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Ple\u015b\u0144 <a href=\"https:\/\/www.britannica.com\/technology\/injection-molding\">skurcz<\/a><sup id=\"fnref1:3\"><a href=\"#fn:3\" class=\"footnote-ref\">3<\/a><\/sup><\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">1.8\u20132.5<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">1.8\u20132.2<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">%<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Water Absorption (24h)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">0.20<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">0.22<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Jedn\u0105 z w\u0142a\u015bciwo\u015bci, kt\u00f3ra wyr\u00f3\u017cnia POM, jest jego odporno\u015b\u0107 na pe\u0142zanie. W przeciwie\u0144stwie do wielu tworzyw sztucznych, kt\u00f3re odkszta\u0142caj\u0105 si\u0119 pod sta\u0142ym obci\u0105\u017ceniem, POM zachowuje sw\u00f3j kszta\u0142t nawet pod ci\u0105g\u0142ym napr\u0119\u017ceniem w podwy\u017cszonych temperaturach. Testowali\u015bmy przek\u0142adnie z POM pracuj\u0105ce ponad 10 000 godzin pod obci\u0105\u017ceniem z odkszta\u0142ceniem wymiarowym mniejszym ni\u017c 0,3 mm.<\/p>\n<div class=\"claim claim-true\" style=\"background-color: #eff7ef; border-color: #eff7ef; color: #5a8a5a;\">\n<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#16a34a\" stroke-width=\"2\"><path d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><b>\u201eNiska absorpcja wilgoci przez POM czyni go jednym z najbardziej stabilnych wymiarowo tworzyw sztucznych do cz\u0119\u015bci precyzyjnych.\u201d<\/b><span class=\"claim-true-or-false\">Prawda<\/span><\/p>\n<p class=\"claim-explanation\">With only 0.20% water absorption in 24 hours, POM maintains tight tolerances even in humid environments. This is why it\u2019s the go-to material for precision gears, bearings, and instrument housings.<\/p>\n<\/div>\n<div class=\"claim claim-false\" style=\"background-color: #f7e8e8; border-color: #f7e8e8; color: #8a4a4a;\">\n<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#dc2626\" stroke-width=\"2\"><line x1=\"18\" y1=\"6\" x2=\"6\" y2=\"18\"\/><line x1=\"6\" y1=\"6\" x2=\"18\" y2=\"18\"\/><\/svg><b>\u201ePOM absorbuje du\u017co wilgoci, podobnie jak nylon, wi\u0119c zawsze wymaga wst\u0119pnego suszenia przed formowaniem.\u201d<\/b><span class=\"claim-true-or-false\">Fa\u0142sz<\/span><\/p>\n<p class=\"claim-explanation\">POM has very low water absorption (0.20\u20130.22% in 24 hours), far less than nylon\u2019s 1.5\u20132.8%. While pre-drying at 80\u00b0C for 2\u20134 hours is recommended for optimal surface finish, POM is far less moisture-sensitive than polyamides.<\/p>\n<\/div>\n<h2>What Are the Optimal Processing Parameters for POM Injection Molding?<\/h2>\n<p>Optymalne formowanie POM wymaga temperatur cylindra 175\u2013210\u00b0C, temperatur formy 80\u2013120\u00b0C oraz ci\u015bnie\u0144 wtrysku 70\u2013120 MPa. Odpowiednie ustawienie tych parametr\u00f3w decyduje o r\u00f3\u017cnicy mi\u0119dzy idealnymi cz\u0119\u015bciami a z\u0142omem.<\/p>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"457\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/04\/injection-molding-machine-diag-800x457-1.jpg\" alt=\"Injection Molding Machine Diagram\" class=\"wp-image-53260 size-full\" style=\"max-width:100%;height:auto;\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/04\/injection-molding-machine-diag-800x457-1.jpg 800w, https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/04\/injection-molding-machine-diag-800x457-1-300x171.jpg 300w, https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/04\/injection-molding-machine-diag-800x457-1-768x439.jpg 768w, https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/04\/injection-molding-machine-diag-800x457-1-18x10.jpg 18w, https:\/\/zetarmold.com\/wp-content\/uploads\/2026\/04\/injection-molding-machine-diag-800x457-1-600x343.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">Schemat maszyny wtryskowej dla POM<\/figcaption><\/figure>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Parametr<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Homopolymer POM<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Copolymer POM<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Uwagi<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Barrel Temp (rear)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">180\u2013190\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">175\u2013185\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Avoid exceeding 220\u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Barrel Temp (middle)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">190\u2013200\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">185\u2013195\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Gradual increase<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Barrel Temp (front)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">200\u2013210\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">190\u2013205\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Nozzle 5\u00b0C lower<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Temperatura formy<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">80\u2013120\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">80\u2013110\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Higher = better crystallinity<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Ci\u015bnienie wtrysku<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">80\u2013120 MPa<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">70\u2013110 MPa<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Adjust for wall thickness<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Ci\u015bnienie trzymania<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">50\u201380% of injection<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">50\u201375% of injection<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Critical for shrinkage<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Pr\u0119dko\u015b\u0107 wtrysku<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u015aredni<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Medium to medium-high<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Too fast causes off-gassing<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Ci\u015bnienie wsteczne<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">5\u201315 MPa<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">5\u201310 MPa<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Minimize residence time<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Czas ch\u0142odzenia<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">15\u201340s<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">15\u201335s<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Depends on wall thickness<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Drying<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">80\u00b0C \/ 2\u20134h<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">80\u00b0C \/ 2\u20134h<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Recommended, not critical<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>In our experience, the most common mistake with POM is overheating. When POM degrades thermally, it releases formaldehyde gas, which causes bubbles, splay marks, and a pungent smell. We keep barrel temperatures strictly below 220\u00b0C and minimize residence time in the barrel to under 5 minutes.<\/p>\n<div class=\"factory-insight\" style=\"background:#f0f7ff;border-left:4px solid #0066cc;padding:12px 16px;margin:1.5em 0;\"><strong>\ud83c\udfed ZetarMold Factory Insight<\/strong><br \/>W naszej fabryce w Szanghaju obs\u0142ugujemy 47 maszyn do wtrysku o sile zacisku od 90T do 1850T, przetwarzaj\u0105c ponad 400 materia\u0142\u00f3w, w tym wiele gatunk\u00f3w POM. Ten zakres maszyn pozwala nam formowa\u0107 cz\u0119\u015bci z POM \u2014 od drobnych precyzyjnych k\u00f3\u0142 z\u0119batych po du\u017ce komponenty samochodowe.<\/div>\n<p>Mold temperature plays a crucial role in POM part quality. We typically run molds at 90\u2013100\u00b0C for most parts. Higher mold temperatures (up to 120\u00b0C) improve crystallinity, surface finish, and dimensional stability, but extend cycle time. For gears and precision components, we always go higher.<\/p>\n<h2>What Are Common POM Injection Molding Defects and How to Solve Them?<\/h2>\n<p>Najcz\u0119stsze wady POM to \u015blady skurczu, odkszta\u0142cenia, porowato\u015b\u0107 w osi oraz wykwity \u2014 mo\u017cna im zapobiec poprzez kontrol\u0119 temperatury i ci\u015bnienia. Poni\u017cej przedstawiono ukierunkowane rozwi\u0105zania.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Wada<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Root Cause<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Rozwi\u0105zanie<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Znaki zlewu<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Insufficient holding pressure; thick sections<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Increase holding pressure\/time; reduce wall thickness; add coring<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Wypaczenie<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Uneven cooling; differential shrinkage<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Uniform wall thickness; optimize cooling channels; adjust mold temp<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Centerline Porosity<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Thick walls; insufficient packing (homopolymer)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Use copolymer POM; increase holding pressure; reduce wall thickness<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Splay\/Silver Streaks<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Moisture; thermal degradation<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">1.8\u20132.5TP3T (przep\u0142yw), 1.6\u20132.0TP3T (przep\u0142yw krzy\u017cowy)<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Formaldehyde Off-gassing<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Overheating above 220\u00b0C<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Reduce barrel temperature; minimize residence time; purge regularly<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Brittle Parts<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Over-crystallization; contamination<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Reduce mold temperature; check material purity<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Flash<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Excessive injection pressure; worn mold<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Reduce pressure; repair mold parting surfaces<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Jedn\u0105 z wad specyficznych dla POM, na kt\u00f3r\u0105 szczeg\u00f3lnie zwracamy uwag\u0119, jest porowato\u015b\u0107 w osi. Wyst\u0119puje g\u0142\u00f3wnie w cz\u0119\u015bciach z homopolimeru POM o grubych przekrojach. Zewn\u0119trzna pow\u0142oka zestala si\u0119 i krystalizuje, podczas gdy rdze\u0144 jest jeszcze stopiony, a gdy rdze\u0144 si\u0119 kurczy, oddziela si\u0119 od siebie, tworz\u0105c wewn\u0119trzne puste przestrzenie. Przej\u015bcie na kopolimer POM lub przeprojektowanie cz\u0119\u015bci z wydr\u0105\u017conymi sekcjami eliminuje ten problem w wi\u0119kszo\u015bci przypadk\u00f3w.<\/p>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img decoding=\"async\" width=\"800\" height=\"457\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-guide.webp\" alt=\"Visual guide to common injection molding defects\" class=\"wp-image-51585 size-full\" style=\"max-width:100%;height:auto;\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-guide.webp 800w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-guide-300x171.webp 300w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-guide-768x439.webp 768w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-guide-18x10.webp 18w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-guide-600x343.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">Wizualny przewodnik po wadach wtrysku<\/figcaption><\/figure>\n<h2>What Applications Rely on POM Injection Molded Parts?<\/h2>\n<p>POM injection molded parts are found in virtually every industry that demands precision, durability, and low friction. The material\u2019s unique combination of properties makes it irreplaceable in many applications.<\/p>\n<p><strong>Automotive (40% of POM consumption):<\/strong> Fuel system components (fuel sender units, fuel caps), seat belt mechanisms, door lock systems, window regulator gears, HVAC actuator gears, and interior trim clips. We\u2019ve produced fuel rail clips for a major German OEM running 500,000+ cycles without a single failure.<\/p>\n<p><strong>Elektronika u\u017cytkowa:<\/strong> Keyboard mechanisms, printer gears, fan bearings, zipper sliders, and pen mechanisms. POM\u2019s snap-fit capability and spring-back properties make it perfect for clips and latches in electronic devices.<\/p>\n<p><strong>Industrial:<\/strong> Conveyor chain links, pump impellers, valve bodies, bearing bushings, and spring elements. POM\u2019s fatigue resistance handles millions of load cycles in industrial automation equipment.<\/p>\n<div class=\"claim claim-true\" style=\"background-color: #eff7ef; border-color: #eff7ef; color: #5a8a5a;\">\n<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#16a34a\" stroke-width=\"2\"><path d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><b>\u201eNaturalna smarowno\u015b\u0107 POM czyni go jednym z najlepszych tworzyw sztucznych do k\u00f3\u0142 z\u0119batych i \u0142o\u017cysk pracuj\u0105cych bez zewn\u0119trznego smarowania.\u201d<\/b><span class=\"claim-true-or-false\">Prawda<\/span><\/p>\n<p class=\"claim-explanation\">POM has a coefficient of friction of 0.20\u20130.35, one of the lowest among engineering plastics. POM-on-POM and POM-on-metal contact surfaces perform well without lubrication, making it the material of choice for self-lubricating gears, bearings, and sliding mechanisms.<\/p>\n<\/div>\n<div class=\"claim claim-false\" style=\"background-color: #f7e8e8; border-color: #f7e8e8; color: #8a4a4a;\">\n<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#dc2626\" stroke-width=\"2\"><line x1=\"18\" y1=\"6\" x2=\"6\" y2=\"18\"\/><line x1=\"6\" y1=\"6\" x2=\"18\" y2=\"18\"\/><\/svg><b>\u201ePOM to doskona\u0142y wyb\u00f3r do zastosowa\u0144 na zewn\u0105trz, poniewa\u017c ma doskona\u0142\u0105 odporno\u015b\u0107 na UV.\u201d<\/b><span class=\"claim-true-or-false\">Fa\u0142sz<\/span><\/p>\n<p class=\"claim-explanation\">POM has poor UV resistance and degrades when exposed to prolonged sunlight. Outdoor POM parts require UV stabilizer additives or protective coatings. For purely outdoor applications, materials like ASA or UV-stabilized ABS are better choices.<\/p>\n<\/div>\n<p><strong>Urz\u0105dzenia medyczne:<\/strong> Inhaler mechanisms, insulin pen components, and surgical instrument handles. Medical-grade POM (FDA-compliant copolymer) provides the precision and chemical resistance needed in healthcare.<\/p>\n<p><strong>Plumbing and Hardware:<\/strong> Faucet cartridges, valve stems, tap handles, and pipe fittings. POM\u2019s resistance to hot water (up to 80\u00b0C continuous) and cleaning chemicals makes it ideal for plumbing applications.<\/p>\n<h2>How Should You Design Parts for POM Injection Molding?<\/h2>\n<p>Kluczowe zasady projektowania cz\u0119\u015bci z POM to jednolite \u015bcianki o grubo\u015bci 1,0\u20133,5 mm, odsadzenie 0,5\u00b0\u20131,5\u00b0 na stron\u0119 oraz stosunek \u017cebra do \u015bcianki 50\u201360%, aby zarz\u0105dza\u0107 skurczem 1,8\u20132,5% w <a href=\"https:\/\/zetarmold.com\/pl\/injection-mold-complete-guide\/\">forma wtryskowa<\/a>.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:1.5em 0;\">\n<thead>\n<tr>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Design Parameter<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Zalecana warto\u015b\u0107<\/th>\n<th style=\"border:1px solid #ddd;padding:8px;background:#f5f5f5;\">Why It Matters<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Grubo\u015b\u0107 \u015bcianki<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">1.0\u20133.5 mm (uniform)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Prevents sink marks and centerline porosity<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">K\u0105t zanurzenia<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">0.5\u00b0\u20131.5\u00b0 per side<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">POM shrinks onto cores; needs more draft than ABS<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Rib Thickness<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">50\u201360% of wall<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Prevents sink marks on opposite surface<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Wysoko\u015b\u0107 \u017cebra<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u2264 3\u00d7 wall thickness<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Taller ribs are hard to fill and eject<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Corner Radius<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u2265 0.5 mm (0.25\u00d7 wall)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Sharp corners cause stress concentration<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Boss OD<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">2\u00d7 screw diameter<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Prevents cracking during screw insertion<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Snap-Fit Strain<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">\u2264 4% (single use), \u2264 2% (repeated)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">POM\u2019s fatigue limit for living hinges<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #ddd;padding:8px;\">Shrinkage Allowance<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">1.8\u20132.5% (flow), 1.6\u20132.0% (cross-flow)<\/td>\n<td style=\"border:1px solid #ddd;padding:8px;\">Formowanie wtryskowe POM: Kompleksowy przewodnik po formowaniu acetalowego<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img decoding=\"async\" width=\"800\" height=\"457\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/plastic-injection-molding-machine-diagram.webp\" alt=\"Diagram of a plastic injection molding machine\" class=\"wp-image-51528 size-full\" style=\"max-width:100%;height:auto;\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/plastic-injection-molding-machine-diagram.webp 800w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/plastic-injection-molding-machine-diagram-300x171.webp 300w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/plastic-injection-molding-machine-diagram-768x439.webp 768w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/plastic-injection-molding-machine-diagram-18x10.webp 18w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/plastic-injection-molding-machine-diagram-600x343.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">Plastic injection molding machine diagram<\/figcaption><\/figure>\n<p>W naszych przegl\u0105dach projektowych najcz\u0119stszym problemem z cz\u0119\u015bciami z POM jest niejednolita grubo\u015b\u0107 \u015bcianki. Gdzie grube i cienkie sekcje si\u0119 spotykaj\u0105, grubsza sekcja stygnie wolniej, powoduj\u0105c r\u00f3\u017cnicowy skurcz prowadz\u0105cy do odkszta\u0142ce\u0144 i \u015blad\u00f3w skurczu. Zawsze zalecamy wydr\u0105\u017canie grubych sekcji i utrzymywanie grubo\u015bci \u015bcianki w zakresie zmienno\u015bci \u00b110% w ca\u0142ej cz\u0119\u015bci.<\/p>\n<p>POM is one of the best plastics for snap-fits and living hinges due to its excellent spring-back properties. However, we recommend limiting strain to 4% for single-use snaps and 2% for repeated assembly\/disassembly. For gear teeth, we apply 0.02\u20130.04 mm per tooth profile compensation for shrinkage to hit AGMA quality grades.<\/p>\n<h2>How Does Mold Design Affect POM Part Quality?<\/h2>\n<p>Najwa\u017cniejsze czynniki projektowe formy dla POM to rozmieszczenie bramki, r\u00f3wnomierno\u015b\u0107 ch\u0142odzenia i odpowietrzanie. Wysoki skurcz i wydzielanie formaldehydu przez POM sprawiaj\u0105, \u017ce precyzyjne projektowanie formy jest kluczowe.<\/p>\n<p><strong>Konstrukcja bramy:<\/strong> We prefer sub-gate or pin-gate designs for POM parts because they allow automatic degating and leave minimal witness marks. For gears, diaphragm gates provide the most uniform fill and minimize weld lines in the tooth area. Gate size should be 50\u201370% of wall thickness.<\/p>\n<p><strong>Uk\u0142ad ch\u0142odzenia:<\/strong> Uniform cooling is critical for POM. Temperature variation across the mold surface should stay within \u00b15\u00b0C. We use conformal cooling channels for complex geometries and beryllium copper inserts for areas that need faster heat extraction. For gears, we often use circular cooling channels that follow the gear profile.<\/p>\n<p><strong>Wentylacja:<\/strong> POM wytwarza gaz formaldehydowy podczas przetwarzania, dlatego odpowiednia wentylacja jest niezb\u0119dna. G\u0142\u0119boko\u015b\u0107 kana\u0142u odpowietrzaj\u0105cego powinna wynosi\u0107 0,01\u20130,02 mm (POM ma nisk\u0105 lepko\u015b\u0107 i b\u0119dzie si\u0119 wylewa\u0142 przy g\u0142\u0119bszych kana\u0142ach). Umieszczamy kana\u0142y odpowietrzaj\u0105ce w ka\u017cdej lokalizacji linii zgrzewu oraz w obszarach ostatniego wype\u0142nienia zidentyfikowanych poprzez analiz\u0119 przep\u0142ywu w formie.<\/p>\n<p><strong>Wyrzucenie:<\/strong> POM\u2019s high shrinkage means parts grip tightly onto cores. We design generous draft angles (0.5\u00b0\u20131.5\u00b0), use multiple ejector pins distributed evenly, and sometimes apply mold release coatings to core surfaces. For deep-draw parts, air-assisted ejection prevents vacuum lock.<\/p>\n<h2>Frequently Asked Questions About POM Injection Molding<\/h2>\n<h3>Can POM be painted or plated?<\/h3>\n<p>POM has very low surface energy, making it difficult to paint or plate without surface treatment. Flame treatment, plasma treatment, or chemical etching can improve adhesion. However, for decorative parts, we usually recommend switching to ABS or PC\/ABS, which accept paint and plating much more readily.<\/p>\n<h3>What is the difference between POM homopolymer and copolymer?<\/h3>\n<p>Homopolymer POM (like Delrin) offers 5\u201310% higher mechanical strength and stiffness but is more prone to centerline porosity in thick sections and has a narrower processing window. Copolymer POM (like Celcon or Ultraform) processes more easily, has better chemical resistance, and is less likely to degrade thermally. For most applications, we recommend copolymer.<\/p>\n<h3>Does POM need to be dried before molding?<\/h3>\n<p>POM\u2019s low moisture absorption (0.20%) means drying is recommended but not strictly required for most applications. We pre-dry at 80\u00b0C for 2\u20134 hours as standard practice to ensure optimal surface quality. For critical cosmetic parts, drying is essential.<\/p>\n<h3>Is POM FDA-approved for food contact?<\/h3>\n<p>Yes, certain copolymer POM grades (such as Celcon M90 and Hostaform C9021) are FDA-compliant for food contact applications. Always verify the specific grade\u2019s FDA status with the resin supplier before production.<\/p>\n<h3>What causes the white residue on POM mold surfaces?<\/h3>\n<p>The white deposit is formaldehyde and trioxane oligomers released during POM processing. Regular mold cleaning (every 4\u20138 hours of production), adequate venting, and keeping barrel temperatures below 215\u00b0C minimize this buildup. Some shops use mold-cleaning compounds designed specifically for POM residue.<\/p>\n<h3>How does POM compare to nylon for gear applications?<\/h3>\n<p>POM is generally preferred over nylon for gears because it has lower moisture absorption (0.2% vs. 2.5%), better dimensional stability, lower coefficient of friction, and more consistent mechanical properties across humidity ranges. Nylon offers higher impact strength and better high-temperature performance. For gears running in wet or humid environments, POM is the clear winner.<\/p>\n<h2>What Are the Key Takeaways for POM Injection Molding?<\/h2>\n<p>POM injection molding is a proven manufacturing process for producing high-precision, low-friction, and dimensionally stable plastic parts. Whether you\u2019re designing gears for an automotive transmission or clips for consumer electronics, POM delivers the mechanical performance of metal at a fraction of the cost and weight. The keys to success are controlling processing temperatures below 220\u00b0C, designing for uniform wall thickness to manage 1.8\u20132.5% shrinkage, and ensuring adequate mold venting to handle formaldehyde off-gassing.<\/p>\n<p>W ZetarMold przetwarzamy POM od ponad 20 lat w zastosowaniach motoryzacyjnych, przemys\u0142owych i konsumenckich. Nasz zesp\u00f3\u0142 zajmuje si\u0119 wszystkim \u2014 od przegl\u0105d\u00f3w DFM i projektowania formy po produkcj\u0119 masow\u0105 i kontrol\u0119 jako\u015bci. Je\u015bli pracujesz nad projektem wymagaj\u0105cym cz\u0119\u015bci formowanych wtryskowo z POM, skontaktuj si\u0119 z naszym zespo\u0142em in\u017cynieryjnym w celu bezp\u0142atnego przegl\u0105du DFM i wyceny. Zobacz nasz Kompletny przewodnik po wtrysku, aby uzyska\u0107 kompleksowy przegl\u0105d.<\/p>\n<p>Otrzymaj wycen\u0119 dla swojego projektu wtrysku<\/p>\n<p>Get competitive pricing, DFM feedback, and production timeline from ZetarMold\u2019s engineering team.<\/p>\n<p>Request a Free Quote \u2192<\/p>\n<figure style=\"text-align:center;margin:2em 0;\">\n<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"457\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-examples.webp\" alt=\"Injection molding defects and examples overview\" class=\"wp-image-51587 size-full\" style=\"max-width:100%;height:auto;\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-examples.webp 800w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-examples-300x171.webp 300w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-examples-768x439.webp 768w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-examples-18x10.webp 18w, https:\/\/zetarmold.com\/wp-content\/uploads\/2025\/11\/injection-molding-defects-examples-600x343.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption style=\"font-size:0.78em; color:#888; font-style:italic; margin-top:4px; text-align:center;\">Przegl\u0105d typowych wad wtryskiwania istotnych<\/figcaption><\/figure>\n<hr style=\"margin:2em 0;border:none;border-top:1px solid #e0e0e0;\" \/>\n<ol class=\"footnotes\">\n<li id=\"fn:1\">\n<p><strong>engineering thermoplastic<\/strong>: Termoplast in\u017cynieryjny odnosi si\u0119 do kategorii materia\u0142\u00f3w tworzyw sztucznych, kt\u00f3re oferuj\u0105 lepsze w\u0142a\u015bciwo\u015bci mechaniczne i termiczne w por\u00f3wnaniu z tworzywami og\u00f3lnego przeznaczenia, nadaj\u0105ce si\u0119 do zastosowa\u0144 strukturalnych i precyzyjnych. <a href=\"#fnref1:1\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:2\">\n<p><strong>creep resistance<\/strong>Odporno\u015b\u0107 na pe\u0142zanie to zdolno\u015b\u0107 materia\u0142u do przeciwstawiania si\u0119 stopniowemu odkszta\u0142ceniu pod wp\u0142ywem d\u0142ugotrwa\u0142ego obci\u0105\u017cenia mechanicznego, kluczowa dla element\u00f3w no\u015bnych. <a href=\"#fnref1:2\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<li id=\"fn:3\">\n<p><strong>skurcz<\/strong>: Skurcz POM odnosi si\u0119 do redukcji obj\u0119to\u015bci o 1,8 do 2,5 procent, kt\u00f3ra wyst\u0119puje, gdy stopiony POM och\u0142adza si\u0119 i krzepnie w gnie\u017adzie formy. <a href=\"#fnref1:3\" class=\"footnote-backref\">\u21a9<\/a><\/p>\n<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>Czym jest formowanie wtryskowe POM i dlaczego jest tak powszechnie stosowane? Kluczowe wnioski POM (polioksymetylen) to niskotarciowy, wysokosztywno\u015bciowy tworzywo termoplastyczne in\u017cynieryjne idealne do precyzyjnych cz\u0119\u015bci. Homopolimer POM oferuje wi\u0119ksz\u0105 wytrzyma\u0142o\u015b\u0107; kopolimer POM \u0142atwiej si\u0119 przetwarza z lepsz\u0105 stabilno\u015bci\u0105 termiczn\u0105. Utrzymuj temperatury cylindra poni\u017cej 220\u00b0C, aby zapobiec wydzielaniu formaldehydu i wadom cz\u0119\u015bci. Projektuj dla jednolitego 1,0\u20133,5 [\u2026]<\/p>","protected":false},"author":1,"featured_media":49302,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"POM Injection Molding: Complete Guide to Acetal Molding","_seopress_titles_desc":"Learn everything about POM injection molding \u2014 processing parameters, part design, mold design, defects, and applications. Expert tips from ZetarMold.","_seopress_robots_index":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[42,45],"tags":[88,48,661],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/posts\/52106"}],"collection":[{"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/comments?post=52106"}],"version-history":[{"count":0,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/posts\/52106\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/media\/49302"}],"wp:attachment":[{"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/media?parent=52106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/categories?post=52106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/tags?post=52106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}