{"id":601,"date":"2025-08-13T01:36:00","date_gmt":"2025-08-13T01:36:00","guid":{"rendered":"https:\/\/zhihongplastic.com\/?p=601"},"modified":"2026-01-20T01:31:26","modified_gmt":"2026-01-20T01:31:26","slug":"paineis-de-playground-com-hdpe-de-duas-cores-cor-mais-segura-rapida-e-facil-de-usinar","status":"publish","type":"post","link":"https:\/\/zhihongplastic.com\/pt\/paineis-de-playground-com-hdpe-de-duas-cores-cor-mais-segura-rapida-e-facil-de-usinar\/","title":{"rendered":"Pain\u00e9is para parques infantis com PEAD de duas cores: mais seguros, de cor r\u00e1pida e f\u00e1ceis de maquinar"},"content":{"rendered":"<p><!-- Zhihong Plastic | Playground Panels with Two-Color HDPE --><\/p>\n<article class=\"entry\">At <strong>Zhihong Plastic<\/strong>, we supply <a href=\"\/category\/products\/two-color-board\/\"><strong>two-color HDPE<\/strong><\/a> panels designed for outdoor playgrounds, parks, and school facilities. The cap layer reveals a contrasting core when routed, so graphics and icons pop without paint. Below we share our recommended thickness, fasteners, UV options, machining tips, and an RFQ checklist you can copy into your purchase request.\n<h2 id=\"why\">Why Two-Color HDPE for Play Panels<\/h2>\n<ul>\n<li><strong>Zero paint, vivid graphics<\/strong> \u2014 Engrave 0.6\u20131.0\u00a0mm and the core color shows cleanly.<\/li>\n<li><strong>Outdoor durable<\/strong> \u2014 UV-stabilized grades resist fading and chalking; no splinters, no rot, no rust.<\/li>\n<li><strong>Child-safe edges<\/strong> \u2014 Easy to radius\/chamfer; rounded corners and deburred edges are simple to finish.<\/li>\n<li><strong>Low upkeep<\/strong> \u2014 Wash with mild soap; graffiti can be removed with approved cleaners (spot test first).<\/li>\n<\/ul>\n<h2 id=\"specs\">Recommended Specs (Playground Panels)<\/h2>\n<table>\n<thead>\n<tr>\n<th>Item<\/th>\n<th>Our Recommendation<\/th>\n<th>Notes<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Base Size<\/td>\n<td>4\u00d78\u00a0ft (\u22481220\u00d72440\u00a0mm)<\/td>\n<td>Cut-to-size per drawing<\/td>\n<\/tr>\n<tr>\n<td>Thickness<\/td>\n<td><strong>12\u00a0mm<\/strong> main panels; <strong>10\u00a0mm<\/strong> small inserts; <strong>6\u20138\u00a0mm<\/strong> decorative overlays<\/td>\n<td>Go 15\u00a0mm for large spans or heavy use<\/td>\n<\/tr>\n<tr>\n<td>Layer Build<\/td>\n<td>Cap \/ Core \/ Cap<\/td>\n<td>Top cap 0.3\u20130.6\u00a0mm typical<\/td>\n<\/tr>\n<tr>\n<td>Material<\/td>\n<td>HDPE (UV-stabilized option)<\/td>\n<td>Black, natural or custom colors<\/td>\n<\/tr>\n<tr>\n<td>Surface<\/td>\n<td>Matte \/ Orange-peel<\/td>\n<td>Anti-graffiti protective film optional<\/td>\n<\/tr>\n<tr>\n<td>Thickness Tolerance<\/td>\n<td>\u00b10.2\u20130.5\u00a0mm<\/td>\n<td>Confirm per gauge in PO<\/td>\n<\/tr>\n<tr>\n<td>Flatness<\/td>\n<td>&lt;2\u00a0mm\/m (typ.)<\/td>\n<td>Measured on granite<\/td>\n<\/tr>\n<tr>\n<td>UV &amp; Color<\/td>\n<td>Outdoor grade, 20+ color combos<\/td>\n<td>Pantone match with MOQ<\/td>\n<\/tr>\n<tr>\n<td>MOQ &amp; Lead Time<\/td>\n<td>30\u201350 sheets \/ color; 7\u201315 days<\/td>\n<td>By color &amp; volume<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"weight\">Typical Weight (4\u00d78 ft)<\/h2>\n<p>For logistics planning, a 4\u00d78 sheet weighs approximately:<\/p>\n<table>\n<thead>\n<tr>\n<th>Thickness<\/th>\n<th>Weight \/ Sheet<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>10\u00a0mm<\/td>\n<td>\u224828.3\u00a0kg<\/td>\n<\/tr>\n<tr>\n<td>12\u00a0mm<\/td>\n<td>\u224833.9\u00a0kg<\/td>\n<\/tr>\n<tr>\n<td>15\u00a0mm<\/td>\n<td>\u224842.4\u00a0kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><small>Calculated with area 2.9768\u00a0m\u00b2 and density \u22480.95\u00a0g\/cm\u00b3; actual weight varies with tolerance\/density.<\/small><\/p>\n<h2 id=\"design\">Design &amp; Fastening (Thermal Expansion Matters)<\/h2>\n<ul>\n<li><strong>Expansion allowance<\/strong> \u2014 HDPE moves \u2248<strong>0.18\u20130.20\u00a0mm per meter per\u00a0\u00b0C<\/strong> (\u22485\u20136\u00a0mm\/m across a 30\u00a0\u00b0C swing). Use <strong>slotted holes<\/strong> and floating washers.<\/li>\n<li><strong>Hole sizing<\/strong> \u2014 Slot length \u2248 screw dia. + expected movement; keep edge distance \u2265 2\u00d7 thickness.<\/li>\n<li><strong>Fasteners<\/strong> \u2014 Stainless steel screws\/bolts with large OD washers or bushings; avoid hard-clamping wide panels.<\/li>\n<li><strong>Spacing<\/strong> \u2014 Perimeter 200\u2013300\u00a0mm; field 300\u2013400\u00a0mm (typ.), adjust for panel size and wind loads.<\/li>\n<li><strong>Edges<\/strong> \u2014 Radius R2\u2013R4\u00a0mm or 45\u00b0 chamfer; deburr to child-safe finish.<\/li>\n<\/ul>\n<h2 id=\"engraving\">Engraving &amp; Graphics<\/h2>\n<ul>\n<li><strong>Depth<\/strong> \u2014 0.6\u20131.0\u00a0mm to fully expose the core color without revealing the back cap.<\/li>\n<li><strong>Tools<\/strong> \u2014 V-bit 60\u00b0\/90\u00b0 or flat 1\/8\u2033; sharp cutters + chip evacuation to prevent melting.<\/li>\n<li><strong>Fonts &amp; icons<\/strong> \u2014 Avoid ultra-thin strokes; keep minimum line width \u22650.8\u20131.0\u00a0mm for outdoor readability.<\/li>\n<\/ul>\n<h2 id=\"safety\">Safety &amp; Compliance Notes<\/h2>\n<p>Our panels are <strong>material components<\/strong>. Final playground equipment must be engineered and installed to local standards (e.g., <strong>ASTM F1487<\/strong> \/ <strong>EN\u00a01176<\/strong>) by qualified parties. We can provide material COA, RoHS\/REACH statements, and color\/UV documentation upon request.<\/p>\n<h2 id=\"maintenance\">Cleaning &amp; Maintenance<\/h2>\n<ul>\n<li>Routine wash with mild soap and water; soft cloth or sponge.<\/li>\n<li>For graffiti, test cleaners on a small area; avoid aggressive solvents that may haze the surface.<\/li>\n<li>Inspect fasteners seasonally and re-torque as needed (accounting for thermal movement).<\/li>\n<\/ul>\n<h2 id=\"rfq\">RFQ Checklist (Copy &amp; Paste)<\/h2>\n<ul>\n<li>Material: Two-color <strong>HDPE<\/strong> (UV: Yes\/No) \u2014 Color combo:<\/li>\n<li>Size &amp; thickness: 1220\u00d72440\u00a0mm \u00d7 (6\/8\/10\/12\/15\u00a0mm):<\/li>\n<li>Graphics: Engraving depth &amp; style (V-bit\/flat), minimum line width<\/li>\n<li>CNC services: Cut-to-size, rounded corners, drilled\/slot holes<\/li>\n<li>Tolerance request: e.g., \u00b10.3\u00a0mm on 12\u00a0mm; flatness spec (mm\/m)<\/li>\n<li>Packing: Protective film, corner protectors, pallet spec<\/li>\n<li>Destination &amp; terms: EXW\/FOB\/CIF + port<\/li>\n<\/ul>\n<div class=\"cta\" style=\"margin: 1.2rem 0;\">\n<p>Need material samples or a fast quote? Visit <a href=\"\/colored-two-tone-hdpe-sheets\/\">Two-Color HDPE<\/a>, see more boards in Two-Color Board, or <a href=\"\/contact\/\">Contact Us<\/a>.<\/p>\n<\/div>\n<p><!-- Optional: small gallery block could go here with real project photos --><\/p>\n<p><!-- Visible FAQ --><\/p>\n<h2 id=\"faq\">FAQ<\/h2>\n<details>\n<summary>What thickness do you recommend for main playground panels?<\/summary>\n<p>We recommend <strong>12\u00a0mm<\/strong> for most main panels. Use 10\u00a0mm for small inserts and 15\u00a0mm for large spans or heavy-use areas.<\/p>\n<\/details><details>\n<summary>Will the colors fade outdoors?<\/summary>\n<p>We offer UV-stabilized grades for outdoor use. Actual color change depends on climate and exposure; we can share our color management and \u0394E controls.<\/p>\n<\/details><details>\n<summary>Can you pre-drill and round all edges?<\/summary>\n<p>Yes. Provide drawings; we\u2019ll deliver panels with rounded corners, radius\/chamfer edges, and drilled\/slot holes ready to install.<\/p>\n<\/details><details>\n<summary>Do you provide safety certifications?<\/summary>\n<p>We provide material documentation (COA, RoHS\/REACH). The finished structure must be certified to local playground standards by the equipment maker\/installer.<\/p>\n<\/details><\/article>\n<p><!-- Structured Data (JSON-LD) --><br \/><script type=\"application\/ld+json\"><br \/>\n{<br \/>\n  \"@context\": \"https:\/\/schema.org\",<br \/>\n  \"@type\": \"TechArticle\",<br \/>\n  \"headline\": \"Playground Panels with Two-Color HDPE: Safer, Color-Fast & Easy to Machine\",<br \/>\n  \"about\": [\"two-color HDPE\", \"playground panels\", \"UV-stabilized\", \"engraving\"],<br \/>\n  \"datePublished\": \"2025-08-13\",<br \/>\n  \"dateModified\": \"2025-08-13\",<br \/>\n  \"author\": { \"@type\": \"Organization\", \"name\": \"Zhihong Plastic\" },<br \/>\n  \"publisher\": { \"@type\": \"Organization\", \"name\": \"Zhihong Plastic\" },<br \/>\n  \"mainEntityOfPage\": \"https:\/\/zhihongplastic.com\/playground-panels-with-two-color-hdpe\/\"<br \/>\n}<br \/>\n<\/script><\/p>\n<p><script type=\"application\/ld+json\"><br \/>\n{<br \/>\n  \"@context\":\"https:\/\/schema.org\",<br \/>\n  \"@type\":\"BreadcrumbList\",<br \/>\n  \"itemListElement\":[<br \/>\n    {\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/zhihongplastic.com\/\"},<br \/>\n    {\"@type\":\"ListItem\",\"position\":2,\"name\":\"Two-Color Board\",\"item\":\"https:\/\/zhihongplastic.com\/category\/products\/two-color-board\/\"},<br \/>\n    {\"@type\":\"ListItem\",\"position\":3,\"name\":\"Playground Panels with Two-Color HDPE\",\"item\":\"https:\/\/zhihongplastic.com\/playground-panels-with-two-color-hdpe\/\"}<br \/>\n  ]<br \/>\n}<br \/>\n<\/script><\/p>\n<p><script type=\"application\/ld+json\"><br \/>\n{<br \/>\n  \"@context\":\"https:\/\/schema.org\",<br \/>\n  \"@type\":\"FAQPage\",<br \/>\n  \"mainEntity\":[<br \/>\n    {\"@type\":\"Question\",\"name\":\"What thickness do you recommend for main playground panels?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"12 mm for most main panels; 10 mm for small inserts; 15 mm for large spans or heavy-use areas.\"}},<br \/>\n    {\"@type\":\"Question\",\"name\":\"Will the colors fade outdoors?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"UV-stabilized grades are available. Actual color change depends on climate and exposure; color management and \u0394E controls can be provided.\"}},<br \/>\n    {\"@type\":\"Question\",\"name\":\"Can you pre-drill and round all edges?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. We deliver panels with rounded corners, radius\/chamfer edges, and drilled\/slot holes per drawing.\"}},<br \/>\n    {\"@type\":\"Question\",\"name\":\"Do you provide safety certifications?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"We provide material documentation (COA, RoHS\/REACH). Final equipment must be certified to local standards by the manufacturer\/installer.\"}}<br \/>\n  ]<br \/>\n}<br \/>\n<\/script><\/p>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Bulk &amp; Project Supply<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Custom options:<\/strong> thickness, size, color, cut-to-size and CNC machining (by request)<\/li>\n\n\n\n<li><strong>Quality:<\/strong> stable batches, dimensional checks and surface inspection (records available)<\/li>\n\n\n\n<li><strong>Packing:<\/strong> film protection, pallet\/crate packing, export marking<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Get a Factory Quote<\/h3>\n\n\n\n<p>Send your <strong>material<\/strong>, <strong>thickness<\/strong>, <strong>sheet size \/ drawing<\/strong>, <strong>quantity<\/strong> and <strong>destination<\/strong>. We will reply with MOQ, lead time and a factory quotation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>At Zhihong Plastic, we supply two-color HDPE panels designed for outdoor playgrounds, parks, and school facilities. The cap layer reveals a contrasting core when routed, so graphics and icons pop without paint. Below we share our recommended thickness, fasteners, UV options, machining tips, and an RFQ checklist you can copy into your purchase request. Why [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":195,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-601","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/posts\/601","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/comments?post=601"}],"version-history":[{"count":3,"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/posts\/601\/revisions"}],"predecessor-version":[{"id":822,"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/posts\/601\/revisions\/822"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/media\/195"}],"wp:attachment":[{"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/media?parent=601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/categories?post=601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zhihongplastic.com\/pt\/wp-json\/wp\/v2\/tags?post=601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}