{"id":17900,"date":"2026-09-12T01:39:42","date_gmt":"2026-09-11T17:39:42","guid":{"rendered":"https:\/\/hanchang.com.tw\/?post_type=portfolio&#038;p=17900"},"modified":"2026-09-12T19:14:42","modified_gmt":"2026-09-12T11:14:42","slug":"synchronized-double-layer-urea-toilet-seat-molding-machine","status":"publish","type":"portfolio","link":"https:\/\/hanchang.com.tw\/en\/portfolio-item\/synchronized-double-layer-urea-toilet-seat-molding-machine\/","title":{"rendered":"Double-Layer Urea Toilet Seat Molding Machine | Synchronized Dual-Level System"},"content":{"rendered":"<section  class='av_textblock_section av-pxdmvg-79d10438e3051a40d66f2118ce7025c6 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock hc-product-layout-block'  itemprop=\"text\" ><style>#top.postid-17900 #main main.content {width:100%;border:0;padding-right:0;float:none;}\n#top.postid-17900 .hc-product-layout 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.hc-product-static-machine-image{background:#fff;mix-blend-mode:normal;height:auto;min-height:0;}#top.postid-17900 .hc-hero .hc-product-machine-figure{padding:12px;}#top.postid-17900 .hc-hero .hc-product-machine-figure img{display:block;object-fit:contain;width:auto;max-width:100%;height:auto;max-height:620px;margin:auto;mix-blend-mode:normal;}#top.postid-17900 .hc-product-machine-figure figcaption{text-align:center;font-size:14px;color:#526474;}#top.postid-17900 .hc-workflow-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}#top.postid-17900 .hc-workflow-card{padding:20px;background:#f1f5f7;border-radius:8px;}#top.postid-17900 .hc-spec-item table{table-layout:auto;}#top.postid-17900 .hc-spec-item td,#top.postid-17900 .hc-spec-item th{white-space:normal;overflow-wrap:anywhere;letter-spacing:normal;text-transform:none;}#top.postid-17900 #hcproduct-rfq .hc-hcem-contact{color:#fff;text-decoration:underline;}@media(max-width:767px){#top.postid-17900 .hc-stat-band,#top.postid-17900 .hc-workflow-grid{grid-template-columns:1fr;}#top.postid-17900 .hc-hero h1{font-size:30px;}}@media(max-width:767px){#top.postid-17900 .hc-product-layout .hc-stat,#top.postid-17900 .hc-product-layout .hc-stat:first-child{display:block;min-width:0;}#top.postid-17900 .hc-product-layout .hc-stat strong,#top.postid-17900 .hc-product-layout .hc-stat span{display:block;width:100%;max-width:none;white-space:normal;overflow-wrap:anywhere;}#top.postid-17900 .hc-product-layout .hc-stat span{margin-top:6px;}}<\/style>\n<p><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How does the synchronized version differ from the existing double-layer press?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The applications, specifications and molding functions are the same. This version uses a chain synchronization mechanism so the mold sets at the upper and lower levels vent, close and open simultaneously, with a zero-second timing difference. The purchasing distinction is the synchronization mechanism, rather than a different product range or tonnage range.\"}}, {\"@type\": \"Question\", \"name\": \"What does a zero-second timing difference mean?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It refers to the timing difference between the two stacked mold sets during venting, closing and opening. Both levels perform each of these actions simultaneously through the chain synchronization mechanism, keeping their movement on the same schedule.\"}}, {\"@type\": \"Question\", \"name\": \"Which products can this UF toilet seat molding machine make?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It molds UF\/UMC urea-formaldehyde compound into toilet seat rings, lids, washbasins and other thermoset sanitary parts. Product geometry comes from the corresponding mold, and the two working levels can accommodate identical products or a suitable combination of different products.\"}}, {\"@type\": \"Question\", \"name\": \"Can the upper and lower mold sets produce different parts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. For example, a seat ring and lid can use their corresponding mold sets at the two levels. Both sets must have equal thickness, and the products and compounds must suit the shared pressing, venting and pressure-holding conditions.\"}}, {\"@type\": \"Question\", \"name\": \"Which HCB models are available?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The specification range comprises HCB-300, HCB-400, HCB-500 and HCB-600, corresponding to 300, 400, 500 and 600 tons. Select around material molding requirements, projected part area, cavity arrangement, tooling dimensions, daylight and stroke.\"}}, {\"@type\": \"Question\", \"name\": \"Which controls and equipment are standard?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A Mitsubishi PLC, Fuji Electric touchscreen, recipe\/parameter memory, core pulling, safety light curtains, CE and Japanese-brand oil seals are standard, with remote technical support available. IoT is optional.\"}}, {\"@type\": \"Question\", \"name\": \"How can I request a machine quotation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Send a product photo or drawing, the molding compound and your planned output. If tooling is available, include the dimensions, thickness and cavity information for both mold sets. Han Chang will discuss the HCB model, heating requirements, factory voltage and optional equipment to prepare a configuration and quotation.\"}}]}<\/script><\/p>\n<div class=\"hc-product-layout\">\n<section class=\"hc-hero\">\n<div class=\"hc-hero-copy\"><span class=\"hc-eyebrow\">HAN CHANG \u00b7 Synchronized dual-level UF molding<\/span><\/p>\n<h1>Double-Layer Urea Toilet Seat Molding Machine | Synchronized Dual-Level System<\/h1>\n<div class=\"hc-product-lead\">\n<p>Han Chang&#8217;s double-layer urea toilet seat molding machine uses a chain synchronization mechanism to make the mold sets at the upper and lower levels vent, close and open simultaneously, with a zero-second timing difference. This hydraulic compression press molds UF\/UMC compound into toilet seat rings, lids and sanitary parts, combining two mold sets with coordinated movement in one machine.<\/p>\n<\/div>\n<div class=\"hc-actions\"><a class=\"hc-btn\" href=\"https:\/\/hanchang.com.tw\/en\/contact-us\/\">Request a quotation<\/a><a class=\"hc-btn hc-btn-secondary\" href=\"#hcproduct-specs\">Specifications and selection<\/a><\/div>\n<\/div>\n<div class=\"hc-product-static-machine-image\">\n<figure class=\"hc-product-machine-figure\"><img decoding=\"async\" src=\"https:\/\/hanchang.com.tw\/wp-content\/uploads\/2026\/09\/hanchang-chain-synchronized-double-layer-uf-toilet-seat-press.png\" alt=\"Double-Layer Urea Toilet Seat Molding Machine | Synchronized Dual-Level System\" width=\"932\" height=\"1406\" loading=\"eager\" fetchpriority=\"high\"><figcaption>Double-Layer Urea Toilet Seat Molding Machine | Synchronized Dual-Level System<\/figcaption><\/figure>\n<\/div>\n<\/section>\n<div class=\"hc-stat-band\">\n<div class=\"hc-stat\"><strong>Zero-second timing difference<\/strong><span>Chain-synchronized venting, closing and opening at both levels<\/span><\/div>\n<div class=\"hc-stat\"><strong>Two stacked mold sets<\/strong><span>One operator controls the upper and lower working levels<\/span><\/div>\n<div class=\"hc-stat\"><strong>UF\/UMC sanitary products<\/strong><span>Toilet seat rings, lids, washbasins and other sanitary parts<\/span><\/div>\n<\/div>\n<nav aria-label=\"On this product page\" class=\"hc-page-nav\"><a href=\"#hcproduct-benefits\">Machine advantages<\/a><a href=\"#hcproduct-process\">Synchronized dual-level molding process<\/a><a href=\"#hcproduct-fit\">Materials and sanitary applications<\/a><a href=\"#hcproduct-specs\">Specifications and selection<\/a><a href=\"#hcproduct-faq\">Buyer questions<\/a><a href=\"#hcproduct-rfq\">Request a quotation<\/a><\/nav>\n<section class=\"hc-section hc-product-machine-functions-block\" id=\"hcproduct-benefits\">\n<div class=\"hc-section-heading\">\n<h2>Machine advantages<\/h2>\n<\/div>\n<p>Choose this version when synchronized movement is a priority for your two-mold production layout. It retains the applications, specifications and molding functions of the double-layer toilet seat press, with chain synchronization as its defining feature. One operator controls both mold sets, helping your factory use floor space effectively and maintain a consistent production rhythm.<\/p>\n<div class=\"hc-benefits\">\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">01<\/span><\/p>\n<div>\n<h3>Chain-linked motion at both working levels<\/h3>\n<p>The chain mechanism synchronizes the two stacked mold sets during venting, closing and opening. Each action occurs at both levels with a zero-second timing difference, giving manufacturers a clear mechanical synchronization feature to specify when purchasing a double-layer UF toilet seat press.<\/p>\n<\/div>\n<\/article>\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">02<\/span><\/p>\n<div>\n<h3>A consistent venting and closing sequence<\/h3>\n<p>Both mold sets vent together and close together before pressing and pressure holding continue. Keeping the two levels on the same motion schedule supports stable molding quality and efficient operation with UF\/UMC compound.<\/p>\n<\/div>\n<\/article>\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">03<\/span><\/p>\n<div>\n<h3>Two mold sets within one press footprint<\/h3>\n<p>The upper and lower working levels each accommodate one mold set, controlled by one operator. This vertical arrangement brings two molding jobs into one machine and helps sanitary-product factories make productive use of available floor space.<\/p>\n<\/div>\n<\/article>\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">04<\/span><\/p>\n<div>\n<h3>Arrange seat rings and lids around your orders<\/h3>\n<p>Both levels can mold the same product or different products, such as a seat ring and lid. The two mold sets must have equal thickness and suit the shared pressing, venting and pressure-holding conditions.<\/p>\n<\/div>\n<\/article>\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">05<\/span><\/p>\n<div>\n<h3>Recall settings for repeat production<\/h3>\n<p>A Mitsubishi PLC, Fuji Electric touchscreen and recipe\/parameter memory are standard. Operators can manage molding settings centrally and recall saved data when a regular product returns to production.<\/p>\n<\/div>\n<\/article>\n<\/div>\n<\/section>\n<p><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"VideoObject\", \"name\": \"Double-layer UF toilet seat molding machine in operation\", \"description\": \"See the Han Chang double-layer UF toilet seat molding machine in operation.\", \"thumbnailUrl\": \"https:\/\/img.youtube.com\/vi\/2hyp0gPoWoE\/hqdefault.jpg\", \"embedUrl\": \"https:\/\/www.youtube.com\/embed\/2hyp0gPoWoE\", \"uploadDate\": \"2026-06-10T05:27:15-07:00\", \"duration\": \"PT22S\"}<\/script><\/p>\n<section class=\"hc-section\" id=\"hcproduct-process\">\n<div class=\"hc-section-heading\">\n<h2>Synchronized dual-level molding process<\/h2>\n<\/div>\n<div class=\"hc-process-grid\">\n<div class=\"hc-process-copy\">\n<p>See the Han Chang double-layer UF toilet seat molding machine in operation.<\/p>\n<\/div>\n<div class=\"hc-video\"><a aria-label=\"Watch the official Han Chang double-layer UF toilet seat molding machine video on YouTube\" class=\"hc-video-link\" href=\"https:\/\/www.youtube.com\/watch?v=2hyp0gPoWoE\" rel=\"noopener\" target=\"_blank\"><img alt=\"Official Han Chang double-layer UF toilet seat molding machine video thumbnail\" decoding=\"async\" height=\"360\" loading=\"lazy\" src=\"https:\/\/img.youtube.com\/vi\/2hyp0gPoWoE\/hqdefault.jpg\" width=\"480\"\/><span aria-hidden=\"true\" class=\"hc-video-play\">\u25b6<\/span><\/a><\/p>\n<div class=\"hc-video-label\"><span>Double-layer UF toilet seat molding machine in operation<\/span><span>00:22<\/span><\/div>\n<p class=\"hc-video-caption\">Official Han Chang video \u00b7 Watch on YouTube<\/p>\n<\/div>\n<\/div>\n<div class=\"hc-workflow-grid\">\n<article class=\"hc-workflow-card\">\n<h3>Set up two matched mold sets<\/h3>\n<p>Install one mold set at each working level, with equal mold thickness. Select the UF\/UMC compound and molding conditions for the intended parts; the two sets may produce identical parts or a suitable combination of products.<\/p>\n<\/article>\n<article class=\"hc-workflow-card\">\n<h3>Close both levels together<\/h3>\n<p>The chain synchronization mechanism coordinates closing of the mold sets at the upper and lower levels, with a zero-second timing difference, ready for heated hydraulic compression.<\/p>\n<\/article>\n<article class=\"hc-workflow-card\">\n<h3>Vent together, then press and hold<\/h3>\n<p>During mold venting, both levels move together. The mold sets close simultaneously and continue through the pressing and pressure-holding stages required to form the toilet seat rings, lids or other sanitary parts.<\/p>\n<\/article>\n<article class=\"hc-workflow-card\">\n<h3>Open both mold sets simultaneously<\/h3>\n<p>After the molding stage, both levels open with a zero-second timing difference, ready for part removal and the next production arrangement. Closing, venting and opening all benefit from the same chain-synchronized movement.<\/p>\n<\/article>\n<\/div>\n<\/section>\n<section class=\"hc-section hc-product-selection-guide-block\" id=\"hcproduct-fit\">\n<div class=\"hc-section-heading\">\n<h2>Materials and sanitary applications<\/h2>\n<\/div>\n<div class=\"hc-selection-grid\">\n<article class=\"hc-selection-panel\">\n<h3>UF toilet seat rings and lids<\/h3>\n<p>Produce the molded components for complete toilet seat assemblies using UF\/UMC urea-formaldehyde molding compound. Two stacked mold sets suit batch production or coordinated ring-and-lid orders. Each component uses its corresponding tooling, with equal thickness required for the two mold sets.<\/p>\n<\/article>\n<article class=\"hc-selection-panel\">\n<h3>Washbasins and sanitary components<\/h3>\n<p>The press also hot-molds UF\/UMC washbasins and other thermoset sanitary parts with the appropriate tooling. Factories can organize two molding jobs within the same machine while serving different products in the same material family.<\/p>\n<\/article>\n<article class=\"hc-selection-panel\">\n<h3>Production layouts that prioritize synchronized motion<\/h3>\n<p>For buyers specifying a double-layer toilet seat manufacturing machine, this chain-synchronized version combines vertical mold capacity with simultaneous venting, closing and opening. It uses the same specification range as the existing double-layer press, so tonnage, platen space, daylight and stroke remain practical selection points.<\/p>\n<\/article>\n<\/div>\n<\/section>\n<section class=\"hc-section hc-product-model-overview-block\" id=\"hcproduct-specs\">\n<div class=\"hc-section-heading\">\n<h2>Specifications and selection<\/h2>\n<\/div>\n<p>Choose from HCB-300, HCB-400, HCB-500 and HCB-600, covering 300 to 600 tons of clamping force. Specifications match the double-layer urea toilet seat press. Open each model below to compare platen dimensions, stroke, daylight, motor power, heating capacity and machine dimensions.<\/p>\n<div class=\"hc-spec-grid\">\n<details class=\"hc-spec-item\">\n<summary>Spec \/ Type HCB-300<\/summary>\n<table>\n<tbody>\n<tr>\n<th>Clamping force (Ton)<\/th>\n<th>300<\/th>\n<\/tr>\n<tr>\n<td>Plate size (m\/m)<\/td>\n<td>720&#215;720 900&#215;860<\/td>\n<\/tr>\n<tr>\n<td>Cylinder diameter (m\/m)<\/td>\n<td>450<\/td>\n<\/tr>\n<tr>\n<td>Stroke (m\/m)<\/td>\n<td>560<\/td>\n<\/tr>\n<tr>\n<td>Daylight (m\/m)<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>Pump pressure (kg\/cm2)<\/td>\n<td>210<\/td>\n<\/tr>\n<tr>\n<td>Motor (HP)<\/td>\n<td>15<\/td>\n<\/tr>\n<tr>\n<td>Heater capacity (Kw)<\/td>\n<td>20<\/td>\n<\/tr>\n<tr>\n<td>Oil reservoir capacity (gallon)<\/td>\n<td>200<\/td>\n<\/tr>\n<tr>\n<td>Machine size LxWxH (m\/m)<\/td>\n<td>2480x1490x2945<\/td>\n<\/tr>\n<tr>\n<td>Net weight approx (kg)<\/td>\n<td>9000 10200<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/details>\n<details class=\"hc-spec-item\">\n<summary>Spec \/ Type HCB-400<\/summary>\n<table>\n<tbody>\n<tr>\n<th>Clamping force (Ton)<\/th>\n<th>400<\/th>\n<\/tr>\n<tr>\n<td>Plate size (m\/m)<\/td>\n<td>660&#215;620 720&#215;720 900&#215;860<\/td>\n<\/tr>\n<tr>\n<td>Cylinder diameter (m\/m)<\/td>\n<td>500<\/td>\n<\/tr>\n<tr>\n<td>Stroke (m\/m)<\/td>\n<td>560<\/td>\n<\/tr>\n<tr>\n<td>Daylight (m\/m)<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>Pump pressure (kg\/cm2)<\/td>\n<td>210<\/td>\n<\/tr>\n<tr>\n<td>Motor (HP)<\/td>\n<td>15<\/td>\n<\/tr>\n<tr>\n<td>Heater capacity (Kw)<\/td>\n<td>27<\/td>\n<\/tr>\n<tr>\n<td>Oil reservoir capacity (gallon)<\/td>\n<td>250<\/td>\n<\/tr>\n<tr>\n<td>Machine size LxWxH (m\/m)<\/td>\n<td>2580x1500x3800<\/td>\n<\/tr>\n<tr>\n<td>Net weight approx (kg)<\/td>\n<td>9000 10200 11800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/details>\n<details class=\"hc-spec-item\">\n<summary>Spec \/ Type HCB-500<\/summary>\n<table>\n<tbody>\n<tr>\n<th>Clamping force (Ton)<\/th>\n<th>500<\/th>\n<\/tr>\n<tr>\n<td>Plate size (m\/m)<\/td>\n<td>800&#215;800 900&#215;900<\/td>\n<\/tr>\n<tr>\n<td>Cylinder diameter (m\/m)<\/td>\n<td>560<\/td>\n<\/tr>\n<tr>\n<td>Stroke (m\/m)<\/td>\n<td>580<\/td>\n<\/tr>\n<tr>\n<td>Daylight (m\/m)<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>Pump pressure (kg\/cm2)<\/td>\n<td>210<\/td>\n<\/tr>\n<tr>\n<td>Motor (HP)<\/td>\n<td>15<\/td>\n<\/tr>\n<tr>\n<td>Heater capacity (Kw)<\/td>\n<td>30<\/td>\n<\/tr>\n<tr>\n<td>Oil reservoir capacity (gallon)<\/td>\n<td>250<\/td>\n<\/tr>\n<tr>\n<td>Machine size LxWxH (m\/m)<\/td>\n<td>2810x1705x3135<\/td>\n<\/tr>\n<tr>\n<td>Net weight approx (kg)<\/td>\n<td>13500 15500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/details>\n<details class=\"hc-spec-item\">\n<summary>Spec \/ Type HCB-600<\/summary>\n<table>\n<tbody>\n<tr>\n<th>Clamping force (Ton)<\/th>\n<th>600<\/th>\n<\/tr>\n<tr>\n<td>Plate size (m\/m)<\/td>\n<td>900&#215;900 1200&#215;1000<\/td>\n<\/tr>\n<tr>\n<td>Cylinder diameter (m\/m)<\/td>\n<td>620<\/td>\n<\/tr>\n<tr>\n<td>Stroke (m\/m)<\/td>\n<td>580<\/td>\n<\/tr>\n<tr>\n<td>Daylight (m\/m)<\/td>\n<td>800<\/td>\n<\/tr>\n<tr>\n<td>Pump pressure (kg\/cm2)<\/td>\n<td>210<\/td>\n<\/tr>\n<tr>\n<td>Motor (HP)<\/td>\n<td>20<\/td>\n<\/tr>\n<tr>\n<td>Heater capacity (Kw)<\/td>\n<td>35<\/td>\n<\/tr>\n<tr>\n<td>Oil reservoir capacity (gallon)<\/td>\n<td>250<\/td>\n<\/tr>\n<tr>\n<td>Machine size LxWxH (m\/m)<\/td>\n<td>2810x1705x3135<\/td>\n<\/tr>\n<tr>\n<td>Net weight approx (kg)<\/td>\n<td>16000 18700<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/details>\n<\/div>\n<div class=\"hc-purchase-note\">\n<p>Start with a product photo or drawing if you have not selected a tonnage. For existing tooling, add the dimensions, thickness and cavity information for both mold sets. Han Chang can then discuss the material&#8217;s molding requirements, projected area, tooling space and factory utilities with you. Where several platen sizes and weights are listed, confirm their combination for the quoted configuration.<\/p>\n<\/div>\n<\/section>\n<section class=\"hc-section hc-product-service-block\">\n<section class=\"hc-product-section hc-service-section\">\n<div class=\"hc-section-heading\">\n<h2>Selection and service support<\/h2>\n<\/div>\n<div class=\"hc-card-grid\">\n<article class=\"hc-product-card\">\n<h3>Standard controls and core pulling<\/h3>\n<p>The Mitsubishi PLC, Fuji Electric touchscreen, recipe\/parameter memory and core-pulling function are standard, supporting production setup and the tooling functions needed for sanitary-part molding.<\/p>\n<\/article>\n<article class=\"hc-product-card\">\n<h3>Standard equipment and optional connectivity<\/h3>\n<p>Safety light curtains, CE and Japanese-brand oil seals are standard; IoT is optional. The chain synchronization mechanism is the defining feature of this synchronized dual-level version.<\/p>\n<\/article>\n<article class=\"hc-product-card\">\n<h3>Remote technical support<\/h3>\n<p>Send fault videos, control-screen information and upper\/lower mold movements through the website&#8217;s existing messaging channels. Han Chang technicians can assist with diagnosis, inspection and adjustment guidance for issues that can be resolved remotely.<\/p>\n<\/article>\n<\/div>\n<\/section>\n<\/section>\n<section class=\"hc-section hc-product-faq-block\" id=\"hcproduct-faq\">\n<section class=\"hc-product-section hc-faq-section hc-product-faq\">\n<div class=\"hc-section-heading\">\n<h2>Buyer questions<\/h2>\n<\/div>\n<details>\n<summary>How does the synchronized version differ from the existing double-layer press?<\/summary>\n<p>The applications, specifications and molding functions are the same. This version uses a chain synchronization mechanism so the mold sets at the upper and lower levels vent, close and open simultaneously, with a zero-second timing difference. The purchasing distinction is the synchronization mechanism, rather than a different product range or tonnage range.<\/p>\n<\/details>\n<details>\n<summary>What does a zero-second timing difference mean?<\/summary>\n<p>It refers to the timing difference between the two stacked mold sets during venting, closing and opening. Both levels perform each of these actions simultaneously through the chain synchronization mechanism, keeping their movement on the same schedule.<\/p>\n<\/details>\n<details>\n<summary>Which products can this UF toilet seat molding machine make?<\/summary>\n<p>It molds UF\/UMC urea-formaldehyde compound into toilet seat rings, lids, washbasins and other thermoset sanitary parts. Product geometry comes from the corresponding mold, and the two working levels can accommodate identical products or a suitable combination of different products.<\/p>\n<\/details>\n<details>\n<summary>Can the upper and lower mold sets produce different parts?<\/summary>\n<p>Yes. For example, a seat ring and lid can use their corresponding mold sets at the two levels. Both sets must have equal thickness, and the products and compounds must suit the shared pressing, venting and pressure-holding conditions.<\/p>\n<\/details>\n<details>\n<summary>Which HCB models are available?<\/summary>\n<p>The specification range comprises HCB-300, HCB-400, HCB-500 and HCB-600, corresponding to 300, 400, 500 and 600 tons. Select around material molding requirements, projected part area, cavity arrangement, tooling dimensions, daylight and stroke.<\/p>\n<\/details>\n<details>\n<summary>Which controls and equipment are standard?<\/summary>\n<p>A Mitsubishi PLC, Fuji Electric touchscreen, recipe\/parameter memory, core pulling, safety light curtains, CE and Japanese-brand oil seals are standard, with remote technical support available. IoT is optional.<\/p>\n<\/details>\n<details>\n<summary>How can I request a machine quotation?<\/summary>\n<p>Send a product photo or drawing, the molding compound and your planned output. If tooling is available, include the dimensions, thickness and cavity information for both mold sets. Han Chang will discuss the HCB model, heating requirements, factory voltage and optional equipment to prepare a configuration and quotation.<\/p>\n<\/details>\n<\/section>\n<\/section>\n<section class=\"hc-section\" id=\"hcproduct-related-equipment\">\n<div class=\"hc-section-heading\">\n<h2>Related equipment and series<\/h2>\n<\/div>\n<div class=\"hc-related-equipment-grid\">\n<article class=\"hc-related-equipment-card hc-link-card\">\n<div class=\"hc-link-copy\">\n<h3 id=\"hc-related-17900-0-title\">Double-Layer Urea Toilet Seat Molding Machine<\/h3>\n<p class=\"hc-link-description\">Compare the existing double-layer press and select the synchronization arrangement for your two-mold production.<\/p>\n<\/div>\n<p class=\"hc-link-action-wrap\"><a class=\"hc-link-action\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio-item\/double-layer-urea-toilet-seat-cover-molding-machine\/\" aria-labelledby=\"hc-related-17900-0-title hc-related-17900-0-action\"><span id=\"hc-related-17900-0-action\">View machine<\/span> <span aria-hidden=\"true\">\u2192<\/span><\/a><\/p>\n<\/article>\n<article class=\"hc-related-equipment-card hc-link-card\">\n<div class=\"hc-link-copy\">\n<h3 id=\"hc-related-17900-1-title\">Single-Layer Urea Toilet Seat Molding Machine<\/h3>\n<p class=\"hc-link-description\">One working level and one mold set for UF toilet seat ring and lid production.<\/p>\n<\/div>\n<p class=\"hc-link-action-wrap\"><a class=\"hc-link-action\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio-item\/urea-toilet-seat-molding-machine\/\" aria-labelledby=\"hc-related-17900-1-title hc-related-17900-1-action\"><span id=\"hc-related-17900-1-action\">View machine<\/span> <span aria-hidden=\"true\">\u2192<\/span><\/a><\/p>\n<\/article>\n<article class=\"hc-related-equipment-card hc-link-card\">\n<div class=\"hc-link-copy\">\n<h3 id=\"hc-related-17900-2-title\">High-Frequency Preheater for Urea Toilet Seats<\/h3>\n<p class=\"hc-link-description\">Preheat UF\/UMC compound before the toilet seat compression-molding stage.<\/p>\n<\/div>\n<p class=\"hc-link-action-wrap\"><a class=\"hc-link-action\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio-item\/high-frequency-preheater-urea-toilet-seats\/\" aria-labelledby=\"hc-related-17900-2-title hc-related-17900-2-action\"><span id=\"hc-related-17900-2-action\">View machine<\/span> <span aria-hidden=\"true\">\u2192<\/span><\/a><\/p>\n<\/article>\n<article class=\"hc-related-equipment-card hc-link-card\">\n<div class=\"hc-link-copy\">\n<h3 id=\"hc-related-17900-3-title\">Urea Toilet Seat Molding Equipment<\/h3>\n<p class=\"hc-link-description\">Explore molding presses and preheating equipment for your tooling and production layout.<\/p>\n<\/div>\n<p class=\"hc-link-action-wrap\"><a class=\"hc-link-action\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio_entries\/toilet-seat-and-cover-molding-machine\/\" aria-labelledby=\"hc-related-17900-3-title hc-related-17900-3-action\"><span id=\"hc-related-17900-3-action\">Explore series<\/span> <span aria-hidden=\"true\">\u2192<\/span><\/a><\/p>\n<\/article>\n<\/div>\n<\/section>\n<section class=\"hc-product-section hc-rfq-section\" id=\"hcproduct-rfq\">\n<div class=\"hc-section-heading\">\n<h2>Specify synchronized motion for your two-mold production<\/h2>\n<\/div>\n<p>Send Han Chang your toilet seat ring, lid or sanitary-part drawing and tell us about your material and production plans. We can help select the synchronized double-layer press and configuration for your tooling, then prepare a formal equipment quotation.<\/p>\n<p><a class=\"hc-btn hc-rfq-link\" href=\"https:\/\/hanchang.com.tw\/en\/contact-us\/\">Request a quotation<\/a><\/p>\n<p><a class=\"hc-hcem-contact\" href=\"mailto:tw.hanchang@gmail.com\">Email<\/a> \u00b7 <a class=\"hc-hcem-contact\" href=\"https:\/\/wa.me\/886910738889\">WhatsApp<\/a><\/p>\n<\/section>\n<\/div>\n<style id=\"hc-related-clickable-v1\">#top.postid-17900 #hcproduct-related-equipment .hc-related-equipment-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:stretch;width:100%;}\n#top.postid-17900 #hcproduct-related-equipment article.hc-link-card{display:flex;flex-direction:column;justify-content:space-between;gap:25px;position:relative;min-width:0;box-sizing:border-box;background:#eff6f4;border:1px solid #aac3be;border-top:4px solid #27675f;border-radius:8px;padding:26px;text-decoration:none;color:#203f45;cursor:pointer;transition:background .15s,border-color .15s,box-shadow .15s;}\n#top.postid-17900 #hcproduct-related-equipment article.hc-link-card h3{margin:13px 0 14px;font-size:24px;line-height:1.35;letter-spacing:-.3px;color:#203f45;text-transform:none;}\n#top.postid-17900 #hcproduct-related-equipment .hc-link-copy>p:not(.hc-related-label){color:#445d60;font-size:17px;line-height:1.7;letter-spacing:normal;margin:0;}\n#top.postid-17900 #hcproduct-related-equipment .hc-link-kicker,#top.postid-17900 #hcproduct-related-equipment article.hc-link-card .hc-related-label{display:block;font-size:11px;line-height:1.5;letter-spacing:1px;font-weight:700;color:#4c7069;margin:0 0 10px;}\n#top.postid-17900 #hcproduct-related-equipment .hc-link-action{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:49px;box-sizing:border-box;background:#205c54;color:#fff;font-size:16px;line-height:1.4;letter-spacing:normal;font-weight:700;border-radius:5px;padding:13px 18px;align-self:stretch;text-decoration:none;}\n#top.postid-17900 #hcproduct-related-equipment .hc-link-action>span[aria-hidden]{font-size:23px;line-height:1;color:inherit;}\n#top.postid-17900 #hcproduct-related-equipment .hc-link-action-wrap{margin:0;}\n#top.postid-17900 #hcproduct-related-equipment .hc-link-action::after{content:\"\";position:absolute;inset:0;border-radius:8px;}\n#top.postid-17900 #hcproduct-related-equipment .hc-link-action:hover{color:#fff;text-decoration:none;}\n#top.postid-17900 #hcproduct-related-equipment article.hc-link-card:focus-within{outline:3px solid #97621a;outline-offset:4px;}\n#top.postid-17900 #hcproduct-related-equipment article.hc-link-card:hover{background:#e4f0ed;border-color:#397c70;box-shadow:0 5px 15px #17483e17;color:#203f45;text-decoration:none;}\n#top.postid-17900 #hcproduct-related-equipment article.hc-link-card:hover .hc-link-action{background:#164b44;color:#fff;}\n#top.postid-17900 #hcproduct-related-equipment article.hc-link-card:focus-visible,#top.postid-17900 #hcproduct-related-equipment .hc-related-series-link:focus-visible{outline:3px solid #97621a;outline-offset:4px;}\n#top.postid-17900 #hcproduct-related-equipment a.hc-related-series-link{display:block;box-sizing:border-box;border:1px solid #aac3be;border-radius:6px;margin-top:22px;padding:18px 22px;color:#205c54;font-size:17px;line-height:1.5;font-weight:700;text-decoration:underline;text-underline-offset:4px;background:#fff;min-height:58px;}\n@media(max-width:650px){#top.postid-17900 #hcproduct-related-equipment .hc-related-equipment-grid{grid-template-columns:minmax(0,1fr);gap:18px;}#top.postid-17900 #hcproduct-related-equipment article.hc-link-card{padding:22px;gap:22px;}#top.postid-17900 #hcproduct-related-equipment article.hc-link-card h3{font-size:22px;}#top.postid-17900 #hcproduct-related-equipment .hc-link-copy>p:not(.hc-related-label){font-size:16px;line-height:1.65;}#top.postid-17900 #hcproduct-related-equipment a.hc-related-series-link{font-size:16px;padding:18px 20px;}}\n@media(prefers-reduced-motion:reduce){#top.postid-17900 #hcproduct-related-equipment article.hc-link-card{transition:none;}}<\/style>\n<\/div><\/section>\n","protected":false},"excerpt":{"rendered":"<p>A chain-synchronized double-layer UF toilet seat press with a zero-second timing difference between levels during venting, closing and opening. HCB-300 to HCB-600 specifications for rings, lids and sanitary parts.<\/p>\n","protected":false},"author":5,"featured_media":17896,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"tags":[],"portfolio_entries":[83],"class_list":["post-17900","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","portfolio_entries-toilet-seat-and-cover-molding-machine"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Chain-Synchronized Double-Layer UF Toilet Seat Press | Han Chang<\/title>\n<meta name=\"description\" content=\"Han Chang&#039;s double-layer UF toilet seat press synchronizes venting, closing and opening with zero-second timing difference. 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