{"id":14699,"date":"2022-12-15T10:00:00","date_gmt":"2022-12-15T02:00:00","guid":{"rendered":"https:\/\/zetarmold.com\/?p=14699"},"modified":"2026-04-09T08:27:32","modified_gmt":"2026-04-09T00:27:32","slug":"znaki-zlewu-formowanie-wtryskowe","status":"publish","type":"post","link":"https:\/\/zetarmold.com\/pl\/znaki-zlewu-formowanie-wtryskowe\/","title":{"rendered":"Jak unikn\u0105\u0107 zapadni\u0119\u0107 w formowaniu wtryskowym?"},"content":{"rendered":"<p><strong>One of the potential drawbacks of the <a href=\"https:\/\/zetarmold.com\/pl\/injection-mold-complete-guide\/\">forma wtryskowa<\/a>ing process is a defect known as a sink mark, in which the surface of the finished product appears sunken or concave due to uneven cooling or shrinkage of the material.&nbsp;<\/strong><\/p>\n<p>In this article, we will discuss some strategies for avoiding sink marks in plastic injection molding.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\n<div class=\"wp-block-embed__wrapper\">\n<iframe  id=\"_ytid_48524\"  width=\"800\" height=\"450\"  data-origwidth=\"800\" data-origheight=\"450\"  data-relstop=\"1\" src=\"https:\/\/www.youtube.com\/embed\/GJGstdlFhW8?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;modestbranding=0&#038;rel=0&#038;fs=1&#038;playsinline=0&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;\" class=\"__youtube_prefs__  epyt-is-override  no-lazyload\" title=\"Odtwarzacz YouTube\"  allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe>\n<\/div>\n<\/figure>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">1. Co to jest znak zlewu w formowaniu wtryskowym\uff1f<\/span><\/h2>\n<p>Sink marks are common injection molding defects, in which the surface of the finished product sinks or caves in, creating an indentation or depression.&nbsp;<\/p>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">2. Co powoduje zapadanie si\u0119 \u015blad\u00f3w w formowaniu wtryskowym\uff1f<\/span><\/h2>\n<p>\u015alady zlewu mog\u0105 by\u0107 spowodowane kilkoma czynnikami, w tym\uff1a<\/p>\n<p>a. Niew\u0142a\u015bciwe <a rel=\"noreferrer noopener\" href=\"https:\/\/zetarmold.com\/pl\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\">forma wtryskowa<\/a> projekt.<\/p>\n<p>b. Niewystarczaj\u0105ce ch\u0142odzenie stopionego materia\u0142u.<\/p>\n<p>c. Nieodpowiedni przep\u0142yw materia\u0142\u00f3w.&nbsp;<\/p>\n<p>d. Obecno\u015b\u0107 p\u0119cherzyk\u00f3w powietrza w stopionym materiale.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-1.jpg\" alt=\"\" class=\"wp-image-14721\" height=\"400\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-1.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-1-300x268.jpg 300w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">3. Jak unikn\u0105\u0107 zatopienia \u015blad\u00f3w niew\u0142a\u015bciwej konstrukcji formy\uff1f<\/span><\/h2>\n<p>One of the key factors that can contribute to sinking marks is the design of the injection mold.&nbsp;The design of the mold plays a critical role in the overall quality of the finished product, and a poorly designed mold can result in defects such as sink marks.&nbsp;<\/p>\n<p>To reduce sink marks, the injection mold should be designed with adequate wall thickness and gate sizes, as well as proper venting to allow air to escape from the mold.&nbsp;<\/p>\n<p>Dodatkowo, projekt formy powinien uwzgl\u0119dnia\u0107 kurczenie si\u0119 materia\u0142u podczas ch\u0142odzenia, aby zapewni\u0107, \u017ce gotowy produkt ma prawid\u0142owe wymiary.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-3 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"564\" height=\"373\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding.jpg\" alt=\"\" class=\"wp-image-14726\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding.jpg 564w, https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-300x198.jpg 300w\" sizes=\"(max-width: 564px) 100vw, 564px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">4. Jak unikn\u0105\u0107 zlewu spowodowanego nieodpowiednim ch\u0142odzeniem stopionego materia\u0142u\uff1f<\/span><\/h2>\n<p>During injection molding, it is essential to properly cool the molten material to solidify it into the desired shape and avoid sink marks. <\/p>\n<p>Aby osi\u0105gn\u0105\u0107 ten rezultat, podczas procesu nale\u017cy wdro\u017cy\u0107 odpowiednie kana\u0142y ch\u0142odz\u0105ce z regulowan\u0105 kontrol\u0105 temperatury odpowiedniego medium. Niezastosowanie si\u0119 do tego wymogu mo\u017ce negatywnie wp\u0142yn\u0105\u0107 na og\u00f3ln\u0105 jako\u015b\u0107 produktu.<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-4 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"423\" height=\"317\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-4-edited-1.jpg\" alt=\"\" class=\"wp-image-14734\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-4-edited-1.jpg 423w, https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-4-edited-1-300x225.jpg 300w\" sizes=\"(max-width: 423px) 100vw, 423px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">5. Jak unikn\u0105\u0107 zlew\u00f3w spowodowanych nieodpowiednim przep\u0142ywem materia\u0142u\uff1f<\/span><\/h2>\n<p>The formation of sink marks in injection molds can be prevented through the careful control and monitoring of material temperature, as well as designing a mold that accounts for the flow characteristics of the material. <\/p>\n<p>Korzystanie ze specjalistycznych narz\u0119dzi, takich jak przep\u0142ywomierze, do pomiaru i utrzymania optymalnej pr\u0119dko\u015bci jest niezb\u0119dne do osi\u0105gni\u0119cia tego celu. Dzi\u0119ki wdro\u017ceniu tych krok\u00f3w b\u0119dziesz mie\u0107 pewno\u015b\u0107, \u017ce Tw\u00f3j produkt pozostanie wolny od niedoskona\u0142o\u015bci spowodowanych przez \u015blady toni\u0119cia!<\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-5 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"376\" src=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-6-edited.jpg\" alt=\"\" class=\"wp-image-14736\" srcset=\"https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-6-edited.jpg 501w, https:\/\/zetarmold.com\/wp-content\/uploads\/2022\/12\/sink-marks-injection-molding-6-edited-300x225.jpg 300w\" sizes=\"(max-width: 501px) 100vw, 501px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">6. Jak unikn\u0105\u0107 zatopienia \u015bladu obecno\u015bci p\u0119cherzyk\u00f3w powietrza w stopionym materiale\uff1f<\/span><\/h2>\n<p>\u015alady zlewu s\u0105 niepo\u017c\u0105danym dodatkiem do ka\u017cdego <a href=\"https:\/\/zetarmold.com\/pl\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">formowanie wtryskowe tworzyw sztucznych<\/a> ale jest na to rozwi\u0105zanie: sprz\u0119t do odgazowywania i odpowiednie odpowietrzanie. <\/p>\n<p>Upewniaj\u0105c si\u0119, \u017ce wszystkie p\u0119cherzyki powietrza zosta\u0142y usuni\u0119te ze stopionego materia\u0142u przed jego wstrzykni\u0119ciem do urz\u0105dzenia <a href=\"https:\/\/zetarmold.com\/pl\/\" data-type=\"URL\" data-id=\"https:\/\/zetarmold.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">forma wtryskowa<\/a> A dzi\u0119ki dobrze wentylowanym formom mo\u017cesz mie\u0107 pewno\u015b\u0107, \u017ce Tw\u00f3j projekt pozostanie wolny od \u015blad\u00f3w zlewu!<\/p>\n<div style=\"background:#f0f4f8;padding:20px;border-radius:8px;margin-top:30px;\">\n<p style=\"margin:0 0 10px;font-size:18px;\"><strong>Need a Quote for Your Injection Molding Project?<\/strong><\/p>\n<p style=\"margin:0 0 10px;\">Get competitive pricing, DFM feedback, and production timeline from ZetarMold&#8217;s engineering team.<\/p>\n<p style=\"margin:0;\"><a href=\"https:\/\/zetarmold.com\/pl\/skontaktuj-sie-z-nami\/\" style=\"background:#2563eb;color:white;padding:12px 24px;border-radius:6px;text-decoration:none;font-weight:bold;\">Request a Free Quote \u2192<\/a> See our <a href=\"https:\/\/zetarmold.com\/pl\/injection-molding-complete-guide\/\">Injection Molding Complete Guide<\/a> for a comprehensive overview.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Jedn\u0105 z potencjalnych wad procesu formowania wtryskowego jest wada zwana \u015bladem zapadni\u0119cia, w kt\u00f3rej powierzchnia gotowego produktu wydaje si\u0119 zapadni\u0119ta lub wkl\u0119s\u0142a z powodu nier\u00f3wnomiernego ch\u0142odzenia lub kurczenia si\u0119 materia\u0142u.  W tym artykule om\u00f3wimy kilka strategii unikania \u015blad\u00f3w zlewu w formowaniu wtryskowym tworzyw sztucznych. [...]<\/p>","protected":false},"author":1,"featured_media":13764,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"How to avoid sink marks in injection molding? | ZetarMold","_seopress_titles_desc":"Learn how to prevent and fix sink marks injection molding in injection molding. ZetarMold's engineers provide proven DFM solutions to eliminate common plastic","_seopress_robots_index":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[52],"tags":[101],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/posts\/14699"}],"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=14699"}],"version-history":[{"count":0,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/posts\/14699\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/media\/13764"}],"wp:attachment":[{"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/media?parent=14699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/categories?post=14699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zetarmold.com\/pl\/wp-json\/wp\/v2\/tags?post=14699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}