{"id":10242,"date":"2025-12-20T22:00:09","date_gmt":"2025-12-21T06:00:09","guid":{"rendered":"https:\/\/www.recyclemachine.net\/?p=10242"},"modified":"2026-04-07T17:41:49","modified_gmt":"2026-04-08T00:41:49","slug":"jenis-plastik-kaku-yang-umum-misalnya-hdpe-pp-pvc","status":"publish","type":"post","link":"https:\/\/www.recyclemachine.net\/id\/jenis-plastik-kaku-yang-umum-misalnya-hdpe-pp-pvc\/","title":{"rendered":"Jenis Umum Plastik Kaku (misalnya, HDPE, PP, PVC)"},"content":{"rendered":"<!-- codex-structured-data:start -->\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Which rigid plastics are easiest to recycle?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"In many operations, HDPE and PP are among the easiest rigid plastics to recycle when properly sorted and cleaned. Output stability improves significantly when streams are kept consistent.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Why is PVC contamination such a big problem?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"PVC mixed into PP\/PE streams is a common cause of quality issues and processing instability. If your feedstock may contain PVC, prioritize pre-sorting and consider dedicated processing.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Do I need a washing line for rigid plastics?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"If your rigid plastics are post-consumer or contaminated (labels, glue, oil, dirt), a washing line is typically required to achieve clean flakes or stable pellets. For clean factory scrap, washing may be minimal.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What equipment do I need for rigid plastics recycling?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Most rigid plastic workflows use size reduction first (shredder and\/or granulator), then washing\/drying as needed. For pellet production, add a pelletizing line. See: Complete Recycling Solution .\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Should I produce flakes or pellets?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Flakes typically require lower investment and are often used for in-house reuse. Pellets can be higher value but require stable cleanliness, moisture control, and melt filtration. If selling pellets is the goal, consider a dedicated Plastic Pelletizing Line .\"\n          }\n        }\n      ]\n    }\n  ]\n}\n<\/script>\n<!-- codex-structured-data:end -->\n\n<div class=\"rm-rigid\">\n<style>\n    .rm-rigid{\n      --primary:#62ab66;\n      --primary2:#4f9654;\n      --ink:#1f2937;\n      --muted:#6b7280;\n      --line:#e5e7eb;\n      --soft:#f7faf8;\n      --shadow:0 10px 28px rgba(17,24,39,.08);\n      \n      line-height: 1.7;\n    }\n    .rm-rigid a{  text-decoration: underline; text-decoration-color: rgba(98,171,102,.35); text-underline-offset: 3px; }\n    .rm-rigid a:hover{ text-decoration-color: rgba(98,171,102,.75); }\n    .rm-hero{\n      border:1px solid var(--line);\n      \n      border-radius:18px;\n      padding:18px 18px 16px;\n      box-shadow: var(--shadow);\n      margin: 0 0 18px;\n    }\n    .rm-pill{\n      display:inline-flex;\n      align-items:center;\n      gap:8px;\n      \n      font-weight: 700;\n      color: var(--primary2);\n      \n      border: 1px solid rgba(98,171,102,.20);\n      border-radius: 999px;\n      padding: 6px 10px;\n      margin: 0 0 10px;\n    }\n    .rm-sub{\n      \n      margin: 8px 0 0;\n    }\n    .rm-quick{\n      margin: 14px 0 0;\n      border-left: 4px solid var(--primary);\n      \n      border: 1px solid rgba(98,171,102,.25);\n      border-radius: 14px;\n      padding: 12px 14px;\n    }\n    .rm-quick strong{ color: var(--primary2); 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}\n    .rm-kpi{\n      display:flex;\n      flex-wrap:wrap;\n      gap: 8px;\n      margin-top: 10px;\n    }\n    .rm-kpi span{\n      \n      font-weight: 800;\n      color: var(--primary2);\n      \n      border: 1px solid rgba(98,171,102,.24);\n      padding: 6px 10px;\n      border-radius: 999px;\n    }\n    .rm-table-wrap{ overflow:auto; border-radius: 14px; }\n    .rm-table{\n      width: 100%;\n      border-collapse: collapse;\n      border: 1px solid var(--line);\n      \n      box-shadow: 0 8px 22px rgba(17,24,39,.06);\n      min-width: 860px;\n    }\n    .rm-table th, .rm-table td{\n      padding: 12px;\n      border-bottom: 1px solid var(--line);\n      vertical-align: top;\n      \n    }\n    .rm-table th{\n      text-align:left;\n      \n      color: var(--primary2);\n      font-weight: 900;\n      white-space: nowrap;\n    }\n    .rm-table tr:last-child td{ border-bottom: none; }\n    .rm-divider{\n      height: 1px;\n      \n      margin: 22px 0;\n    }\n    .rm-cta{\n      display:flex;\n      flex-wrap:wrap;\n      gap: 10px;\n      margin: 12px 0 0;\n    }\n    .rm-btn{\n      display:inline-flex;\n      align-items:center;\n      gap:8px;\n      padding: 10px 14px;\n      border-radius: 999px;\n      border: 1px solid var(--line);\n      text-decoration:none !important;\n      font-weight: 800;\n      \n      user-select:none;\n      transition: transform .08s ease, box-shadow .2s ease;\n    }\n    .rm-btn:hover{ transform: translateY(-1px); }\n    .rm-btn-primary{\n      background: var(--primary);\n      color:#fff !important;\n      border-color: rgba(98,171,102,.35);\n      box-shadow: 0 10px 18px rgba(98,171,102,.22);\n    }\n    .rm-btn-ghost{\n      background:#fff;\n      color: var(--primary2) !important;\n      border-color: rgba(98,171,102,.35);\n    }\n    .rm-faq details{\n      border: 1px solid var(--line);\n      border-radius: 14px;\n      padding: 12px 14px;\n      \n      box-shadow: 0 8px 22px rgba(17,24,39,.06);\n      margin: 10px 0;\n    }\n    .rm-faq summary{\n      cursor:pointer;\n      font-weight: 900;\n      list-style:none;\n    }\n    .rm-faq summary::-webkit-details-marker{ display:none; }\n    .rm-faq p{ margin: 10px 0 0;  }\n    .rm-foot{\n      border: 1px solid rgba(98,171,102,.30);\n      \n      border-radius: 18px;\n      padding: 16px;\n      box-shadow: var(--shadow);\n    }\n    .rm-foot p{ margin: 8px 0 0;  }\n  <\/style>\n<!-- HERO -->\n<section class=\"rm-hero\">\n<div class=\"rm-pill\">Rigid Plastics \u2022 Recycling Guide \u2022 HDPE \/ PP \/ PVC \/ PET<\/div>\n<h1>Common Types of Rigid Plastics for Recycling (HDPE, PP, PVC, PET &amp; More)<\/h1>\n<p class=\"rm-sub\">\n      This page is written for recyclers and buyers who want to <strong>identify rigid plastics<\/strong>, understand <strong>sorting risks<\/strong>,\n      and choose the <strong>right recycling workflow<\/strong>\u2014from size reduction to washing and pelletizing.\n    <\/p>\n<div class=\"rm-quick\">\n<strong>Quick answer:<\/strong> The most common rigid plastics in recycling streams include <strong>HDPE<\/strong>, <strong>PP<\/strong>, <strong>PVC<\/strong>, <strong>PET<\/strong>, <strong>PS<\/strong>, <strong>ABS<\/strong>, and <strong>PC<\/strong>.\n      In real recycling operations, the biggest cost\/quality drivers are <strong>contamination<\/strong>, <strong>correct sorting (especially PVC)<\/strong>, and whether you produce <strong>flakes<\/strong> or <strong>pellets<\/strong>.\n    <\/div>\n<div aria-label=\"Table of contents\" class=\"rm-toc\">\n<strong>On this page<\/strong>\n<ul>\n<li><a href=\"#identify\">How to identify rigid plastics (fast checks)<\/a><\/li>\n<li><a href=\"#types\">Most common rigid plastics: properties, uses &amp; recycling notes<\/a><\/li>\n<li><a href=\"#workflows\">Recommended recycling workflows &amp; equipment<\/a><\/li>\n<li><a href=\"#comparison\">Recycling-focused comparison table<\/a><\/li>\n<li><a href=\"#faq\">FAQ (sorting, washing, pellets)<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"rm-cta\">\n<a class=\"rm-btn rm-btn-primary\" href=\"https:\/\/www.recyclemachine.net\/complete-recycling-solutions\/\">Complete Recycling Solution<\/a>\n<a class=\"rm-btn rm-btn-ghost\" href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">View Plastic Granulators<\/a>\n<\/div>\n<\/section>\n<!-- IDENTIFY -->\n<section id=\"identify\">\n<h2>How to Identify Rigid Plastics (Fast Checks for Recycling)<\/h2>\n<p>\n      Correct identification is the foundation of stable output quality. In mixed rigid streams, <strong>mis-sorting PVC<\/strong> is one of the most common reasons for\n      poor pellet quality and processing issues.\n    <\/p>\n<div class=\"rm-grid\">\n<div class=\"rm-card\">\n<h3>1) Resin code &amp; typical product<\/h3>\n<p class=\"rm-mini\">Look for resin IDs on packaging or molded marks.<\/p>\n<ul class=\"rm-list\">\n<li><strong>HDPE (#2):<\/strong> detergent bottles, drums, crates<\/li>\n<li><strong>PP (#5):<\/strong> rigid packaging, caps, automotive parts<\/li>\n<li><strong>PVC (#3):<\/strong> pipes, profiles, cable conduit<\/li>\n<li><strong>PET (#1):<\/strong> bottles, trays (often higher washing needs)<\/li>\n<\/ul>\n<\/div>\n<div class=\"rm-card\">\n<h3>2) Float \/ sink hint (water test)<\/h3>\n<p class=\"rm-mini\">A quick reference used in many recycling lines (results may vary by fillers\/additives).<\/p>\n<ul class=\"rm-list\">\n<li><strong>Usually floats:<\/strong> HDPE, PP<\/li>\n<li><strong>Often sinks:<\/strong> PET, PVC, PC, ABS (varies with formulation)<\/li>\n<\/ul>\n<div class=\"rm-note\">\n<strong>Note:<\/strong> Filled plastics (glass fiber \/ mineral fillers) can change density. Use float\/sink as a hint\u2014not the only criterion.\n        <\/div>\n<\/div>\n<div class=\"rm-card\">\n<h3>3) Common contamination points<\/h3>\n<ul class=\"rm-list\">\n<li><strong>Labels &amp; glue:<\/strong> increases washing difficulty<\/li>\n<li><strong>Metal inserts:<\/strong> needs magnetic\/metal separation<\/li>\n<li><strong>Oil\/grease:<\/strong> requires stronger washing\/drying<\/li>\n<li><strong>Mixed polymers:<\/strong> lowers pellet quality<\/li>\n<\/ul>\n<\/div>\n<div class=\"rm-card\">\n<h3>4) Output target matters<\/h3>\n<ul class=\"rm-list\">\n<li><strong>Flakes:<\/strong> lower CAPEX, common for in-house reuse<\/li>\n<li><strong>Pellets:<\/strong> higher value, requires stable feeding &amp; melt filtration<\/li>\n<\/ul>\n<p class=\"rm-mini\">\n          If you plan to sell pellets, consider a dedicated <a href=\"https:\/\/www.recyclemachine.net\/plastic-pelletizers\/\">Plastic Pelletizing Line<\/a> matched to your material and cleanliness level.\n        <\/p>\n<\/div>\n<\/div>\n<\/section>\n<div class=\"rm-divider\"><\/div>\n<!-- TYPES -->\n<section id=\"types\">\n<h2>Most Common Rigid Plastics: Properties, Uses &amp; Recycling Notes<\/h2>\n<p>\n      Below are the most common rigid plastics encountered in industrial and post-consumer streams, with practical recycling notes to help you plan sorting and equipment.\n    <\/p>\n<!-- HDPE -->\n<div class=\"rm-card\" style=\"margin: 12px 0;background:#f5f5f7\">\n<h3>1) HDPE (High-Density Polyethylene)<\/h3>\n<p class=\"rm-mini\"><strong>Common sources:<\/strong> bottles, drums, crates, pipes (some applications)<\/p>\n<div class=\"rm-grid\">\n<div>\n<strong>Key properties<\/strong>\n<ul class=\"rm-list\">\n<li>High strength-to-density ratio<\/li>\n<li>Excellent chemical &amp; moisture resistance<\/li>\n<li>Durable and impact resistant<\/li>\n<\/ul>\n<\/div>\n<div>\n<strong>Recycling notes<\/strong>\n<ul class=\"rm-list\">\n<li>Often paired with PP in rigid streams, but best performance comes from clean sorting<\/li>\n<li>Typical process: size reduction \u2192 washing\/drying \u2192 flakes or pellets<\/li>\n<li>Recommended equipment path: <a href=\"https:\/\/www.recyclemachine.net\/plastic-shredders\/\">Plastic Shredder<\/a> \u2192 <a href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">Plastic Granulator<\/a> \u2192 <a href=\"https:\/\/www.recyclemachine.net\/pp-pe-recycling-washing-line\/\">Plastic Washing Line<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"rm-kpi\"><span>Often floats<\/span><span>Sorting difficulty: Low\u2013Medium<\/span><span>Washing need: Medium (post-consumer)<\/span><\/div>\n<\/div>\n<!-- PP -->\n<div class=\"rm-card\" style=\"margin: 12px 0;background:#f5f5f7\">\n<h3>2) PP (Polypropylene)<\/h3>\n<p class=\"rm-mini\"><strong>Common sources:<\/strong> rigid packaging, caps, automotive components, household items<\/p>\n<div class=\"rm-grid\">\n<div>\n<strong>Key properties<\/strong>\n<ul class=\"rm-list\">\n<li>High melting point (good heat resistance)<\/li>\n<li>Excellent fatigue resistance (hinges\/caps)<\/li>\n<li>Lightweight and chemical resistant<\/li>\n<\/ul>\n<\/div>\n<div>\n<strong>Recycling notes<\/strong>\n<ul class=\"rm-list\">\n<li>Good candidate for pellet production when properly sorted and cleaned<\/li>\n<li>Watch for label glue and mixed polymers in rigid packaging<\/li>\n<li>Workflow: <a href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">Granulator<\/a> + <a href=\"https:\/\/www.recyclemachine.net\/pp-pe-recycling-washing-line\/\">Washing Line<\/a> \u2192 optional <a href=\"https:\/\/www.recyclemachine.net\/plastic-pelletizers\/\">Pelletizing Line<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"rm-kpi\"><span>Often floats<\/span><span>Sorting difficulty: Medium<\/span><span>Washing need: Medium<\/span><\/div>\n<\/div>\n<!-- PVC -->\n<div class=\"rm-card\" style=\"margin: 12px 0;background:#f5f5f7\">\n<h3>3) PVC (Polyvinyl Chloride)<\/h3>\n<p class=\"rm-mini\"><strong>Common sources:<\/strong> pipes, profiles, window frames, cable conduit<\/p>\n<div class=\"rm-grid\">\n<div>\n<strong>Key properties<\/strong>\n<ul class=\"rm-list\">\n<li>Rigid or flexible depending on additives<\/li>\n<li>Excellent chemical resistance &amp; durability<\/li>\n<li>Good electrical insulation<\/li>\n<\/ul>\n<\/div>\n<div>\n<strong>Recycling notes<\/strong>\n<ul class=\"rm-list\">\n<li><strong>Critical:<\/strong> PVC contamination in PP\/PE streams can damage quality and cause processing issues<\/li>\n<li>Requires strict sorting and dedicated processing approach<\/li>\n<li>For rigid PVC scrap, start with controlled size reduction: <a href=\"https:\/\/www.recyclemachine.net\/plastic-shredders\/\">Shredder<\/a> \/ <a href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">Granulator<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"rm-kpi\"><span>Often sinks<\/span><span>Sorting difficulty: High<\/span><span>Washing need: Low\u2013Medium<\/span><\/div>\n<\/div>\n<!-- PET -->\n<div class=\"rm-card\" style=\"margin: 12px 0;background:#f5f5f7\">\n<h3>4) PET (Polyethylene Terephthalate)<\/h3>\n<p class=\"rm-mini\"><strong>Common sources:<\/strong> bottles, trays, clamshell packaging<\/p>\n<div class=\"rm-grid\">\n<div>\n<strong>Key properties<\/strong>\n<ul class=\"rm-list\">\n<li>High tensile strength, strong and lightweight<\/li>\n<li>Good gas\/moisture barrier<\/li>\n<li>Widely recyclable<\/li>\n<\/ul>\n<\/div>\n<div>\n<strong>Recycling notes<\/strong>\n<ul class=\"rm-list\">\n<li>Washing quality is often the biggest driver of output value<\/li>\n<li>Label removal and hot-wash steps may be required (depends on feedstock)<\/li>\n<li>Start with size reduction and washing planning before pelletizing<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"rm-kpi\"><span>Often sinks<\/span><span>Sorting difficulty: Medium<\/span><span>Washing need: High<\/span><\/div>\n<\/div>\n<!-- PS -->\n<div class=\"rm-card\" style=\"margin: 12px 0;background:#f5f5f7\">\n<h3>5) PS (Polystyrene)<\/h3>\n<p class=\"rm-mini\"><strong>Common sources:<\/strong> packaging, housings, disposable products (varies by region)<\/p>\n<div class=\"rm-grid\">\n<div>\n<strong>Key properties<\/strong>\n<ul class=\"rm-list\">\n<li>Rigid and often transparent<\/li>\n<li>Easy to mold and shape<\/li>\n<li>Good thermal insulation<\/li>\n<\/ul>\n<\/div>\n<div>\n<strong>Recycling notes<\/strong>\n<ul class=\"rm-list\">\n<li>Can be brittle; blade and screen selection matters<\/li>\n<li>Maintain clean sorting to protect output quality<\/li>\n<li>Typical approach: <a href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">Granulator<\/a> \u2192 cleaning as required<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"rm-kpi\"><span>Often sinks<\/span><span>Sorting difficulty: Medium<\/span><span>Washing need: Medium<\/span><\/div>\n<\/div>\n<!-- ABS -->\n<div class=\"rm-card\" style=\"margin: 12px 0;background:#f5f5f7\">\n<h3>6) ABS (Acrylonitrile Butadiene Styrene)<\/h3>\n<p class=\"rm-mini\"><strong>Common sources:<\/strong> electronics housings, automotive parts, durable consumer goods<\/p>\n<div class=\"rm-grid\">\n<div>\n<strong>Key properties<\/strong>\n<ul class=\"rm-list\">\n<li>High impact resistance<\/li>\n<li>Good dimensional stability<\/li>\n<li>Easy to machine and process<\/li>\n<\/ul>\n<\/div>\n<div>\n<strong>Recycling notes<\/strong>\n<ul class=\"rm-list\">\n<li>Often contains metal inserts\u2014plan for separation<\/li>\n<li>Better pellet outcomes come from consistent feedstock (avoid mixed plastics)<\/li>\n<li>Size reduction: <a href=\"https:\/\/www.recyclemachine.net\/plastic-shredders\/\">Shredder<\/a> \u2192 <a href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">Granulator<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"rm-kpi\"><span>Often sinks<\/span><span>Sorting difficulty: Medium<\/span><span>Washing need: Low\u2013Medium<\/span><\/div>\n<\/div>\n<!-- PC -->\n<div class=\"rm-card\" style=\"margin: 12px 0;background:#f5f5f7\">\n<h3>7) PC (Polycarbonate)<\/h3>\n<p class=\"rm-mini\"><strong>Common sources:<\/strong> safety shields, electronics, automotive components, optical-grade items<\/p>\n<div class=\"rm-grid\">\n<div>\n<strong>Key properties<\/strong>\n<ul class=\"rm-list\">\n<li>Exceptional impact resistance<\/li>\n<li>High transparency (many grades)<\/li>\n<li>Heat resistant<\/li>\n<\/ul>\n<\/div>\n<div>\n<strong>Recycling notes<\/strong>\n<ul class=\"rm-list\">\n<li>Quality varies by grade; keep streams consistent<\/li>\n<li>Watch for coatings and mixed materials (affects melt filtration needs)<\/li>\n<li>When targeting pellets, match filtration and process settings carefully<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"rm-kpi\"><span>Often sinks<\/span><span>Sorting difficulty: Medium<\/span><span>Washing need: Low\u2013Medium<\/span><\/div>\n<\/div>\n<div class=\"rm-note\">\n<strong>Practical tip:<\/strong> For rigid PP\/HDPE streams, stable quality typically comes from good pre-sorting + consistent flake size.\n      That\u2019s why many recyclers pair a <a href=\"https:\/\/www.recyclemachine.net\/plastic-shredders\/\">Plastic Shredder<\/a> (bulk reduction) with a\n      <a href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">Plastic Granulator<\/a> (uniform flakes) before washing.\n    <\/div>\n<\/section>\n<div class=\"rm-divider\"><\/div>\n<!-- WORKFLOWS -->\n<section id=\"workflows\">\n<h2>Recommended Recycling Workflows &amp; Equipment (Rigid Plastics)<\/h2>\n<p>\n      Below are common workflows used in real projects. Your exact configuration depends on contamination level, target flake size, and whether you produce flakes or pellets.\n    <\/p>\n<div class=\"rm-grid\">\n<div class=\"rm-card\">\n<h3>Workflow A: Rigid PP\/HDPE \u2192 Clean Flakes<\/h3>\n<p class=\"rm-mini\">Best for: in-house reuse, stable flake output, moderate investment<\/p>\n<ol style=\"margin: 8px 0 0 18px;\">\n<li><a href=\"https:\/\/www.recyclemachine.net\/plastic-shredders\/\">Plastic Shredder<\/a> (optional for bulky items)<\/li>\n<li><a href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">Plastic Granulator<\/a> (uniform flake size)<\/li>\n<li><a href=\"https:\/\/www.recyclemachine.net\/pp-pe-recycling-washing-line\/\">Plastic Washing Line<\/a> (remove labels, dirt, residue)<\/li>\n<li>Drying &amp; storage (reduce moisture, stabilize output)<\/li>\n<\/ol>\n<div class=\"rm-note\">\n<strong>Quality lever:<\/strong> flake size consistency and washing effectiveness usually matter more than \u201cmaximum throughput.\u201d\n        <\/div>\n<\/div>\n<div class=\"rm-card\">\n<h3>Workflow B: Rigid PP\/HDPE \u2192 Pellets<\/h3>\n<p class=\"rm-mini\">Best for: selling pellets, higher value output, tighter process control<\/p>\n<ol style=\"margin: 8px 0 0 18px;\">\n<li>Pre-sorting &amp; metal removal<\/li>\n<li>Size reduction (shredder\/granulator)<\/li>\n<li>Washing &amp; drying (stable cleanliness and moisture)<\/li>\n<li><a href=\"https:\/\/www.recyclemachine.net\/plastic-pelletizers\/\">Plastic Pelletizing Line<\/a> (extrusion + filtration + pellet cutting)<\/li>\n<\/ol>\n<div class=\"rm-note\">\n<strong>Quality lever:<\/strong> contamination and moisture are the two most common reasons pellets look \u201cdirty\u201d or have unstable MFI.\n        <\/div>\n<\/div>\n<div class=\"rm-card\">\n<h3>Workflow C: Mixed Rigid Stream (Higher Risk)<\/h3>\n<p class=\"rm-mini\">Best for: operators with strong sorting capability and steady feedstock<\/p>\n<ul class=\"rm-list\">\n<li>Sort out PVC and other incompatible plastics early<\/li>\n<li>Use stable size reduction to avoid downstream bottlenecks<\/li>\n<li>Plan washing intensity around label\/glue and oil contamination<\/li>\n<\/ul>\n<div class=\"rm-note\">\n<strong>Reminder:<\/strong> PVC contamination is a frequent cause of quality problems in mixed PP\/PE lines. When in doubt, separate it.\n        <\/div>\n<\/div>\n<div class=\"rm-card\">\n<h3>Turnkey Approach: One Supplier, One System<\/h3>\n<p class=\"rm-mini\">Best for: faster commissioning, fewer integration risks, stable long-term operation<\/p>\n<p>\n          If you want a complete plan including equipment configuration, layout, and commissioning support, consider a\n          <a href=\"https:\/\/www.recyclemachine.net\/complete-recycling-solutions\/\">Complete Recycling Solution<\/a>.\n        <\/p>\n<div class=\"rm-cta\">\n<a class=\"rm-btn rm-btn-primary\" href=\"https:\/\/www.recyclemachine.net\/complete-recycling-solutions\/\">Explore Turnkey Solutions<\/a>\n<a class=\"rm-btn rm-btn-ghost\" href=\"https:\/\/www.recyclemachine.net\/pp-pe-recycling-washing-line\/\">See Washing Line Options<\/a>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<div class=\"rm-divider\"><\/div>\n<!-- COMPARISON -->\n<section id=\"comparison\">\n<h2>Recycling-Focused Comparison of Common Rigid Plastics<\/h2>\n<p class=\"rm-sub\">\n      This table focuses on what recyclers care about most: identification hints, sorting difficulty, washing needs, and a recommended processing direction.\n    <\/p>\n<div class=\"rm-table-wrap\">\n<table aria-label=\"Rigid plastics recycling comparison table\" class=\"rm-table\" role=\"table\">\n<thead>\n<tr>\n<th>Plastic<\/th>\n<th>Resin Code<\/th>\n<th>Typical Sources<\/th>\n<th>Float\/Sink Hint<\/th>\n<th>Sorting Difficulty<\/th>\n<th>Washing Need<\/th>\n<th>Recommended Direction<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>HDPE<\/strong><\/td>\n<td>#2<\/td>\n<td>Bottles, drums, crates<\/td>\n<td>Often floats<\/td>\n<td>Low\u2013Medium<\/td>\n<td>Medium<\/td>\n<td>Flakes \u2192 optional pellets (after washing\/drying)<\/td>\n<\/tr>\n<tr>\n<td><strong>PP<\/strong><\/td>\n<td>#5<\/td>\n<td>Caps, rigid packaging, auto parts<\/td>\n<td>Often floats<\/td>\n<td>Medium<\/td>\n<td>Medium<\/td>\n<td>Flakes or pellets (clean sorting improves pellet quality)<\/td>\n<\/tr>\n<tr>\n<td><strong>PVC<\/strong><\/td>\n<td>#3<\/td>\n<td>Pipes, profiles, conduit<\/td>\n<td>Often sinks<\/td>\n<td><strong>High<\/strong><\/td>\n<td>Low\u2013Medium<\/td>\n<td>Dedicated stream; avoid mixing with PP\/PE<\/td>\n<\/tr>\n<tr>\n<td><strong>PET<\/strong><\/td>\n<td>#1<\/td>\n<td>Bottles, trays<\/td>\n<td>Often sinks<\/td>\n<td>Medium<\/td>\n<td><strong>High<\/strong><\/td>\n<td>Washing-intensive; output value depends on cleanliness<\/td>\n<\/tr>\n<tr>\n<td><strong>PS<\/strong><\/td>\n<td>#6<\/td>\n<td>Packaging, housings<\/td>\n<td>Often sinks<\/td>\n<td>Medium<\/td>\n<td>Medium<\/td>\n<td>Controlled granulation; keep streams consistent<\/td>\n<\/tr>\n<tr>\n<td><strong>ABS<\/strong><\/td>\n<td>\u2014<\/td>\n<td>Electronics &amp; auto housings<\/td>\n<td>Often sinks<\/td>\n<td>Medium<\/td>\n<td>Low\u2013Medium<\/td>\n<td>Plan metal removal; flakes \u2192 pellets if consistent feedstock<\/td>\n<\/tr>\n<tr>\n<td><strong>PC<\/strong><\/td>\n<td>#7 (often \u201cOther\u201d)<\/td>\n<td>Safety shields, electronics<\/td>\n<td>Often sinks<\/td>\n<td>Medium<\/td>\n<td>Low\u2013Medium<\/td>\n<td>Keep grades consistent; pellets require stable filtration<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"rm-note\">\n<strong>Equipment mapping:<\/strong> Most rigid plastic projects start with stable size reduction:\n      <a href=\"https:\/\/www.recyclemachine.net\/plastic-shredders\/\">Plastic Shredder<\/a> (bulk) and\/or\n      <a href=\"https:\/\/www.recyclemachine.net\/plastic-granulators\/\">Plastic Granulator<\/a> (uniform flakes),\n      then move to <a href=\"https:\/\/www.recyclemachine.net\/pp-pe-recycling-washing-line\/\">Plastic Washing Line<\/a> if contamination is present.\n      If you need market-ready pellets, add a <a href=\"https:\/\/www.recyclemachine.net\/plastic-pelletizers\/\">Plastic Pelletizing Line<\/a>.\n    <\/div>\n<\/section>\n<div class=\"rm-divider\"><\/div>\n<!-- FAQ -->\n<div class=\"rumtoo-faq-wrapper\"><div class=\"rumtoo-faq-item\"><button aria-expanded=\"false\" class=\"rumtoo-faq-question\" type=\"button\"><span>Which rigid plastics are easiest to recycle?<\/span><span data-no-translation=\"\" data-no-dynamic-translation=\"\" translate=\"no\" aria-hidden=\"true\" class=\"rumtoo-faq-icon material-symbols-outlined rtm-ms-glyph rtm-ms-inline\">expand_more<\/span><\/button><div class=\"rumtoo-faq-answer\"><div class=\"rumtoo-faq-answer-inner\"><p>In many operations, HDPE and PP are among the easiest rigid plastics to recycle when properly sorted and cleaned. Output stability improves significantly when streams are kept consistent.<\/p><\/div><\/div><\/div><div class=\"rumtoo-faq-item\"><button aria-expanded=\"false\" class=\"rumtoo-faq-question\" type=\"button\"><span>Why is PVC contamination such a big problem?<\/span><span data-no-translation=\"\" data-no-dynamic-translation=\"\" translate=\"no\" aria-hidden=\"true\" class=\"rumtoo-faq-icon material-symbols-outlined rtm-ms-glyph rtm-ms-inline\">expand_more<\/span><\/button><div class=\"rumtoo-faq-answer\"><div class=\"rumtoo-faq-answer-inner\"><p>PVC mixed into PP\/PE streams is a common cause of quality issues and processing instability. If your feedstock may contain PVC, prioritize pre-sorting and consider dedicated processing.<\/p><\/div><\/div><\/div><div class=\"rumtoo-faq-item\"><button aria-expanded=\"false\" class=\"rumtoo-faq-question\" type=\"button\"><span>Do I need a washing line for rigid plastics?<\/span><span data-no-translation=\"\" data-no-dynamic-translation=\"\" translate=\"no\" aria-hidden=\"true\" class=\"rumtoo-faq-icon material-symbols-outlined rtm-ms-glyph rtm-ms-inline\">expand_more<\/span><\/button><div class=\"rumtoo-faq-answer\"><div class=\"rumtoo-faq-answer-inner\"><p>If your rigid plastics are post-consumer or contaminated (labels, glue, oil, dirt), a washing line is typically required to achieve clean flakes or stable pellets. For clean factory scrap, washing may be minimal.<\/p><\/div><\/div><\/div><div class=\"rumtoo-faq-item\"><button aria-expanded=\"false\" class=\"rumtoo-faq-question\" type=\"button\"><span>What equipment do I need for rigid plastics recycling?<\/span><span data-no-translation=\"\" data-no-dynamic-translation=\"\" translate=\"no\" aria-hidden=\"true\" class=\"rumtoo-faq-icon material-symbols-outlined rtm-ms-glyph rtm-ms-inline\">expand_more<\/span><\/button><div class=\"rumtoo-faq-answer\"><div class=\"rumtoo-faq-answer-inner\"><p>Most rigid plastic workflows use size reduction first (shredder and\/or granulator), then washing\/drying as needed. For pellet production, add a pelletizing line. See: <a href=\"https:\/\/www.recyclemachine.net\/complete-recycling-solutions\/\">Complete Recycling Solution<\/a>.<\/p><\/div><\/div><\/div><div class=\"rumtoo-faq-item\"><button aria-expanded=\"false\" class=\"rumtoo-faq-question\" type=\"button\"><span>Should I produce flakes or pellets?<\/span><span data-no-translation=\"\" data-no-dynamic-translation=\"\" translate=\"no\" aria-hidden=\"true\" class=\"rumtoo-faq-icon material-symbols-outlined rtm-ms-glyph rtm-ms-inline\">expand_more<\/span><\/button><div class=\"rumtoo-faq-answer\"><div class=\"rumtoo-faq-answer-inner\"><p>Flakes typically require lower investment and are often used for in-house reuse. Pellets can be higher value but require stable cleanliness, moisture control, and melt filtration. If selling pellets is the goal, consider a dedicated <a href=\"https:\/\/www.recyclemachine.net\/plastic-pelletizers\/\">Plastic Pelletizing Line<\/a>.<\/p><\/div><\/div><\/div><\/div><script data-rumtoo-faq-script=\"1\">document.addEventListener(\"DOMContentLoaded\", function () {\n  document.querySelectorAll('.rumtoo-faq-wrapper').forEach(function (wrapper) {\n    if (wrapper.dataset.rumtooFaqBound === '1') return;\n    wrapper.dataset.rumtooFaqBound = '1';\n    wrapper.querySelectorAll('.rumtoo-faq-question').forEach(function (button) {\n      button.addEventListener('click', function () {\n        var currentItem = button.closest('.rumtoo-faq-item');\n        var isExpanded = currentItem.classList.contains('expanded');\n        wrapper.querySelectorAll('.rumtoo-faq-item').forEach(function (item) {\n          item.classList.remove('expanded');\n          var trigger = item.querySelector('.rumtoo-faq-question');\n          if (trigger) trigger.setAttribute('aria-expanded', 'false');\n        });\n        if (!isExpanded) {\n          currentItem.classList.add('expanded');\n          button.setAttribute('aria-expanded', 'true');\n        }\n      });\n    });\n  });\n});<\/script>\n<!-- FOOT CTA -->\n<section aria-label=\"Call to action\" class=\"rm-foot\">\n<h2 style=\"margin:0;\">Need a recommended configuration for your rigid plastics?<\/h2>\n<p>\n      Send your material photos, contamination level (labels\/oil\/metal), target capacity (kg\/h), and desired output (flakes or pellets).\n      We can prepare a complete configuration and quotation based on your project.\n    <\/p>\n<div class=\"rm-cta\">\n<a class=\"rm-btn rm-btn-primary\" href=\"https:\/\/www.recyclemachine.net\/complete-recycling-solutions\/\">Get a Turnkey Recycling Plan<\/a>\n<a class=\"rm-btn rm-btn-ghost\" href=\"https:\/\/www.recyclemachine.net\/plastic-shredders\/\">Browse Plastic Shredders<\/a>\n<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Tinjauan Teknis Umum dari Jenis Plastik Tegar (contoh, HDPE, PP, PVC). Temukan standar teknik terbaru dan praktik operasional yang paling baik untuk fasilitas pemrosesan industri.<\/p>","protected":false},"author":1,"featured_media":10246,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-10242","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-recycling-news"],"tsf_seo":{"title":"Plastik Kaku untuk Daur Ulang: Panduan HDPE vs PP vs PVC","description":"Optimalkan daur ulang PVC dengan wawasan profesional tentang Jenis Plastik Kaku yang Umum (misalnya, HDPE, PP, PVC). Panduan teknis untuk regri pipa dan profil industri","robots":"index, follow","canonical":"https:\/\/www.recyclemachine.net\/id\/jenis-plastik-kaku-yang-umum-misalnya-hdpe-pp-pvc\/","og_title":"Rigid Plastics for Recycling: HDPE vs PP vs PVC Guide","og_description":"Optimize PVC recycling with professional insights on Common Types of Rigid Plastics (e.g., HDPE, PP, PVC). Technical guide for industrial pipe and profile regri","og_image":"https:\/\/www.recyclemachine.net\/wp-content\/uploads\/2024\/09\/common-types-of-rigid-plastics-e.g.-hdpe-pp-pvc.webp"},"_links":{"self":[{"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/posts\/10242","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/comments?post=10242"}],"version-history":[{"count":0,"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/posts\/10242\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/media\/10246"}],"wp:attachment":[{"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/media?parent=10242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/categories?post=10242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recyclemachine.net\/id\/wp-json\/wp\/v2\/tags?post=10242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}