{"id":3555,"date":"2016-06-26T17:28:12","date_gmt":"2016-06-26T09:28:12","guid":{"rendered":"http:\/\/hanchang.designworks.tw\/?post_type=portfolio&#038;p=3555"},"modified":"2026-09-06T21:26:24","modified_gmt":"2026-09-06T13:26:24","slug":"high-frequency-preheating-machine","status":"publish","type":"portfolio","link":"https:\/\/hanchang.com.tw\/en\/portfolio-item\/high-frequency-preheating-machine\/","title":{"rendered":"High-Frequency Melamine Powder Preheater"},"content":{"rendered":"<section  class='av_textblock_section av-23srrn-3d4f876da2d4051a5ce1b66a4ddc4d5b '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock hc-product-layout-block'  itemprop=\"text\" ><style>#top.postid-3555 #main main.content {width:100%;border:0;padding-right:0;float:none;}\n#top.postid-3555 .hc-product-layout 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strong{font-size:20px;}}\n<\/style>\n<p><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"Product\", \"name\": \"High-Frequency Melamine Powder Preheater\", \"description\": \"Han Chang's RF preheater turns melamine powder into a soft charge before compression molding. Timed heating ends with automatic lid opening for manual unloading and transfer to the mold.\", \"brand\": {\"@type\": \"Brand\", \"name\": \"Han Chang\"}, \"manufacturer\": {\"@type\": \"Organization\", \"name\": \"Han Chang Machinery\"}, \"category\": \"melamine powder preheater\", \"url\": \"https:\/\/hanchang.com.tw\/en\/portfolio-item\/high-frequency-preheating-machine\/\", \"image\": \"https:\/\/hanchang.com.tw\/wp-content\/uploads\/2026\/03\/high-frequency-preheater-industrial.jpg\", \"additionalProperty\": [{\"@type\": \"PropertyValue\", \"name\": \"Before compression molding\", \"value\": \"Melamine powder becomes a soft cake or lumps\"}, {\"@type\": \"PropertyValue\", \"name\": \"Timed heating\", \"value\": \"Heating stops and the lid opens at timer completion\"}, {\"@type\": \"PropertyValue\", \"name\": \"Automatic lid movement\", \"value\": \"Material loading and transfer remain manual\"}, {\"@type\": \"PropertyValue\", \"name\": \"Five power options\", \"value\": \"3, 5, 7, 10 and 25 kW\"}]}<\/script><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does a melamine powder preheater do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It heats melamine molding compound before compression molding, moving part of the charge's temperature rise outside the mold. Han Chang's preheater combines timed heating with automatic lid movement, preparing a soft charge for manual transfer to the tableware press.\"}}, {\"@type\": \"Question\", \"name\": \"What happens to melamine powder during preheating?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The powder forms a soft preheated cake or lumps. An operator removes the container and tips the charge into the mold; the downstream press completes molding and curing to form the tableware.\"}}, {\"@type\": \"Question\", \"name\": \"What happens when the heating timer ends?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Heating stops and the lid opens automatically, ready for manual unloading. The heating stage ends according to the set time.\"}}, {\"@type\": \"Question\", \"name\": \"Are the lid and material handling both automatic?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The lid opens and closes automatically, reducing lid handling for each batch. Operators weigh the compound, load the container, place it in the preheater, then unload and transfer the charge into the mold.\"}}, {\"@type\": \"Question\", \"name\": \"Can the machine preheat UF or phenolic molding compounds?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Suitable urea-formaldehyde and phenolic thermoset molding compounds can also be preheated before compression molding. Han Chang matches the equipment to the actual formulation, batch loading and downstream molding requirements.\"}}, {\"@type\": \"Question\", \"name\": \"How do I choose between 3, 5, 7, 10 and 25 kW options?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Start with the compound, charge weight and required preheated condition, then match container space, the press-loading schedule and plant supply. Share the material and charge weight so Han Chang can help compare the five power options.\"}}, {\"@type\": \"Question\", \"name\": \"Can I add a preheater to an existing melamine press line?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Add upstream preheating to a suitable single-color, two-color, three-color or cup molding process. Coordinate charge weight, manual transfer distance and mold-loading time to keep preheating and pressing working together.\"}}, {\"@type\": \"Question\", \"name\": \"What affects preheater price and electricity use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Quotation factors include the power option, electrical supply and operating or installation configuration. Actual electricity use also depends on batch heating duration and how often the machine operates, so the model's power designation is not an hourly consumption measurement. Compound and charge information make the equipment comparison more useful.\"}}, {\"@type\": \"Question\", \"name\": \"What should I send for a preheater quotation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Begin with a material name, current charge weight, or a product or press photo. Han Chang can discuss the configuration from that starting point, then request container dimensions, output targets, plant supply and site details as needed. A complete specification sheet is not required for the first inquiry.\"}}]}<\/script><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"VideoObject\", \"name\": \"Melamine Tableware Molding Machine | Single-Color Compression Press\", \"description\": \"Melamine Tableware Molding Machine | Single-Color Compression Press by Han Chang Machinery.\", \"thumbnailUrl\": \"https:\/\/img.youtube.com\/vi\/yHrDjCaNI0Y\/hqdefault.jpg\", \"embedUrl\": \"https:\/\/www.youtube.com\/embed\/yHrDjCaNI0Y\", \"contentUrl\": \"https:\/\/www.youtube.com\/watch?v=yHrDjCaNI0Y\", \"uploadDate\": \"2013-01-22\", \"duration\": \"PT58S\"}<\/script><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"VideoObject\", \"name\": \"Double-Color Melamine Tableware Process | Compression Molding by Han Chang\", \"description\": \"Double-Color Melamine Tableware Process | Compression Molding by Han Chang by Han Chang Machinery.\", \"thumbnailUrl\": \"https:\/\/img.youtube.com\/vi\/_RCgIdKTduQ\/hqdefault.jpg\", \"embedUrl\": \"https:\/\/www.youtube.com\/embed\/_RCgIdKTduQ\", \"contentUrl\": \"https:\/\/www.youtube.com\/watch?v=_RCgIdKTduQ\", \"uploadDate\": \"2013-01-24\", \"duration\": \"PT7M18S\"}<\/script><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"VideoObject\", \"name\": \"1000-Ton Melamine Tableware Molding Machine | Compression Press by Han Chang\", \"description\": \"1000-Ton Melamine Tableware Molding Machine | Compression Press by Han Chang by Han Chang Machinery.\", \"thumbnailUrl\": \"https:\/\/img.youtube.com\/vi\/Ry805NTu3DI\/hqdefault.jpg\", \"embedUrl\": \"https:\/\/www.youtube.com\/embed\/Ry805NTu3DI\", \"contentUrl\": \"https:\/\/www.youtube.com\/watch?v=Ry805NTu3DI\", \"uploadDate\": \"2025-03-31\", \"duration\": \"PT2M36S\"}<\/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 COMPOUND PREHEATING<\/span><\/p>\n<h1>High-Frequency Melamine Powder Preheater<\/h1>\n<div class=\"hc-product-tags\"><span>Powder to soft cake<\/span><span>Timed heating<\/span><span>Automatic lid<\/span><\/div>\n<div class=\"hc-product-lead\">\n<p>Han Chang&#8217;s RF preheater turns melamine powder into a soft charge before compression molding. Timed heating ends with automatic lid opening for manual unloading and transfer to the mold.<\/p>\n<\/div>\n<div class=\"hc-actions\"><a class=\"hc-btn hc-btn-primary\" href=\"https:\/\/hanchang.com.tw\/en\/contact-us\/\">Request a quotation<\/a><a class=\"hc-btn hc-btn-secondary\" href=\"#hcproduct-specs\">View power options<\/a><\/div>\n<\/div>\n<div class=\"hc-product-static-machine-image\">\n<figure class=\"hc-product-machine-figure\"><img decoding=\"async\" class=\"wp-image-4614\" data-attachment-id=\"4614\" src=\"https:\/\/hanchang.com.tw\/wp-content\/uploads\/2026\/03\/high-frequency-preheater-industrial.jpg\" alt=\"Han Chang high-frequency preheater with its lid open above the heating area and front controls\" width=\"450\" height=\"450\" loading=\"eager\" fetchpriority=\"high\" srcset=\"https:\/\/hanchang.com.tw\/wp-content\/uploads\/2026\/03\/high-frequency-preheater-industrial.jpg 450w, https:\/\/hanchang.com.tw\/wp-content\/uploads\/2026\/03\/high-frequency-preheater-industrial-200x200.jpg 200w, https:\/\/hanchang.com.tw\/wp-content\/uploads\/2026\/03\/high-frequency-preheater-industrial-80x80.jpg 80w, https:\/\/hanchang.com.tw\/wp-content\/uploads\/2026\/03\/high-frequency-preheater-industrial-36x36.jpg 36w, https:\/\/hanchang.com.tw\/wp-content\/uploads\/2026\/03\/high-frequency-preheater-industrial-180x180.jpg 180w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><figcaption>High-frequency preheater shown with the lid open.<\/figcaption><\/figure>\n<\/div>\n<\/section>\n<div class=\"hc-stat-band\">\n<div class=\"hc-stat\"><strong>Before compression molding<\/strong><span>Melamine powder becomes a soft cake or lumps<\/span><\/div>\n<div class=\"hc-stat\"><strong>Timed heating<\/strong><span>Heating stops and the lid opens at timer completion<\/span><\/div>\n<div class=\"hc-stat\"><strong>Automatic lid movement<\/strong><span>Material loading and transfer remain manual<\/span><\/div>\n<div class=\"hc-stat\"><strong>Five power options<\/strong><span>3, 5, 7, 10 and 25 kW<\/span><\/div>\n<\/div>\n<nav aria-label=\"On this product page\" class=\"hc-page-nav\"><a href=\"#hcproduct-benefits\">Advantages<\/a><a href=\"#hcproduct-process\">Preheating process<\/a><a href=\"#hcproduct-fit\">Materials and uses<\/a><a href=\"#hcproduct-specs\">Power selection<\/a><a href=\"#hcproduct-faq\">Buyer questions<\/a><\/nav>\n<section class=\"hc-section hc-product-machine-functions-block\" id=\"hcproduct-benefits\">\n<div class=\"hc-section-heading\">\n<h2>Practical advantages for compound preparation<\/h2>\n<\/div>\n<div class=\"hc-benefits\">\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">01<\/span><\/p>\n<div>\n<h3>Prepare the charge before it reaches the mold<\/h3>\n<p>Move part of the material&#8217;s temperature rise upstream. Melamine powder becomes a soft preheated charge ready for mold loading, while the downstream press carries out molding and curing. This gives tableware factories a focused addition to the material-preparation stage.<\/p>\n<\/div>\n<\/article>\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">02<\/span><\/p>\n<div>\n<h3>Finish each heating batch with a clear handoff<\/h3>\n<p>At the end of the set heating time, heating stops and the lid opens automatically. The operator can then remove the charge and transfer it to the mold. Set the heating time around the compound and loading conditions rather than relying on one setting for every job.<\/p>\n<\/div>\n<\/article>\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">03<\/span><\/p>\n<div>\n<h3>Eliminate manual lifting and lowering of the lid<\/h3>\n<p>The lid opens and closes automatically, reducing repeated lid handling for each batch. Operators weigh, load, unload and transfer the charge as part of the factory\u2019s compression molding routine.<\/p>\n<\/div>\n<\/article>\n<article class=\"hc-benefit\"><span class=\"hc-benefit-index\">04<\/span><\/p>\n<div>\n<h3>Add preheating around the press you already own<\/h3>\n<p>Integrate upstream preparation with a suitable single-color, two-color, three-color or cup molding process. Five power options support equipment selection around the actual charge and plant supply, keeping the investment focused on preheating rather than replacing a working line.<\/p>\n<\/div>\n<\/article>\n<\/div>\n<\/section>\n<section class=\"hc-section\" id=\"hcproduct-process\">\n<div class=\"hc-section-heading\">\n<h2>From powder to a soft charge, then into the mold<\/h2>\n<\/div>\n<div class=\"hc-process-copy\">\n<p>High-frequency, or radio-frequency (RF), preheating uses dielectric heating in suitable thermoset molding compounds. Melamine powder forms a soft cake or lumps before manual transfer to the heated compression mold.<\/p>\n<\/div>\n<div class=\"hc-workflow-grid\">\n<article class=\"hc-workflow-card\">\n<h3>Stage 1: Load the compound and run timed heating<\/h3>\n<div><strong>Weigh and load manually<\/strong><\/p>\n<p>Weigh the required charge into a suitable preheating container, then place the container in the machine manually.<\/p>\n<\/div>\n<div><strong>Preheat with automatic lid movement<\/strong><\/p>\n<p>The lid opens and closes automatically. Set the heating time to suit the compound and loading conditions, and run the preheating stage.<\/p>\n<\/div>\n<\/article>\n<article class=\"hc-workflow-card\">\n<h3>Stage 2: Automatic opening and manual mold loading<\/h3>\n<div><strong>Heating stops and the lid opens<\/strong><\/p>\n<p>When the set time ends, heating stops and the lid opens automatically. The melamine compound is now a soft preheated cake or lumps.<\/p>\n<\/div>\n<div><strong>Transfer the charge for compression molding<\/strong><\/p>\n<p>Remove the container manually and tip the preheated charge into the mold. The downstream press performs pressing, degassing and curing.<\/p>\n<\/div>\n<\/article>\n<\/div>\n<p class=\"hc-workflow-note\">Coordinate completion of preheating with the next mold charge and avoid unnecessary travel or waiting, helping the preheated material reach the mold in the intended condition.<\/p>\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 production-line applications<\/h2>\n<\/div>\n<div class=\"hc-selection-grid\">\n<div class=\"hc-selection-panel\">\n<h3>Melamine tableware preparation<\/h3>\n<p>Prepare molding compound for bowls, plates, cups and trays. Transfer the soft preheated cake into the mold, where the press completes compression molding and curing.<\/p>\n<\/div>\n<div class=\"hc-selection-panel\">\n<h3>Suitable UF and phenolic compounds<\/h3>\n<p>Preheating can also be planned for suitable urea-formaldehyde and phenolic thermoset molding compounds. Match the configuration to the actual formulation, charge and downstream molding requirements.<\/p>\n<\/div>\n<div class=\"hc-selection-panel\">\n<h3>Existing press lines<\/h3>\n<p>Position the preheater around the operator&#8217;s loading route and mold access. Preserve the use of a suitable existing press while adding upstream compound preparation.<\/p>\n<\/div>\n<div class=\"hc-selection-panel\">\n<h3>New tableware production<\/h3>\n<p>Select preheating and molding equipment together around each charge and the press-loading schedule. Coordinated preparation avoids building a workflow around power ratings alone.<\/p>\n<\/div>\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>Power options and equipment selection<\/h2>\n<\/div>\n<div class=\"hc-spec-intro\">\n<p>Han Chang offers 3, 5, 7, 10 and 25 kW RF preheater models. Match the compound, charge weight and preheating requirement with container space, the press-loading schedule and available plant supply.<\/p>\n<\/div>\n<div class=\"hc-purchase-note\">\n<h3>Specify the charge before choosing the machine<\/h3>\n<p>Start with the material, current charge weight, or a product and press photo. Container dimensions, production schedule, target output and plant supply help narrow the configuration when available. Buyers do not need to select a power option before requesting a quotation.<\/p>\n<\/div>\n<p class=\"hc-spec-scope\">The five separate power models offer a choice for different batch and production requirements.<\/p>\n<div class=\"hc-power-list\"><div class='avia-data-table-wrap av-hc-en-preheat-table-5c831a7db39e17a2122d4acb3e52eba4 avia_responsive_table avia-table-1'><table  class='avia-table avia-data-table avia_pricing_default  avia-builder-el-1  avia-builder-el-no-sibling '  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Table\" ><tbody><tr class=''><td class='avia-highlight-col'>Performance \/ Model<\/td><td class=''>3 kW preheating model<\/td><td class=''>5 kW preheating model<\/td><td class=''>7 kW preheating model<\/td><td class=''>10 kW preheating model<\/td><\/tr><tr class=''><td class='avia-highlight-col'>Performance \/ Model<\/td><td class=''>25 kW preheating model<\/td><td class=''><\/td><td class=''><\/td><td class=''><\/td><\/tr><\/tbody><\/table><\/div><\/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>A preheater for your existing press\u2014or equipment for a new line<\/h2>\n<\/div>\n<p>Han Chang supplies high-frequency preheaters alongside melamine tableware molding and finishing equipment. Add the preheating stage to an existing press setup, or source the main equipment for a new melamine tableware production line from one supplier.<\/p>\n<div class=\"hc-supply-grid\">\n<article class=\"hc-card\">\n<h3>Add preheating to an existing line<\/h3>\n<p>Prepare the melamine molding powder before it enters the press. The preheater produces a soft cake that the operator removes and transfers to the mold. Match the power model to your material, charge weight and existing press so the purchase addresses the production stage you need to add.<\/p>\n<\/article>\n<article class=\"hc-card\">\n<h3>Source a coordinated equipment package<\/h3>\n<p>Han Chang can supply high-frequency preheaters, hot press molding machines, edge-grinding machines, polishing machines and decal-paper dryers. Select the equipment required for plain or decorated tableware and single- or multi-color products, rather than buying every machine in the range.<\/p>\n<\/article>\n<\/div>\n<div class=\"hc-supply-trust\">\n<h3>Factory-backed customer service and repair support<\/h3>\n<p>Han Chang has factories in Taiwan and mainland China. The mainland factory has dedicated customer service and professional repair departments to support equipment operation and maintenance needs.<\/p>\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<h2>Melamine Preheater \u2014 Buyer Questions<\/h2>\n<details>\n<summary>What does a melamine powder preheater do?<\/summary>\n<p>It heats melamine molding compound before compression molding, moving part of the charge&#8217;s temperature rise outside the mold. Han Chang&#8217;s preheater combines timed heating with automatic lid movement, preparing a soft charge for manual transfer to the tableware press.<\/p>\n<\/details>\n<details>\n<summary>What happens to melamine powder during preheating?<\/summary>\n<p>The powder forms a soft preheated cake or lumps. An operator removes the container and tips the charge into the mold; the downstream press completes molding and curing to form the tableware.<\/p>\n<\/details>\n<details>\n<summary>What happens when the heating timer ends?<\/summary>\n<p>Heating stops and the lid opens automatically, ready for manual unloading. The heating stage ends according to the set time.<\/p>\n<\/details>\n<details>\n<summary>Are the lid and material handling both automatic?<\/summary>\n<p>The lid opens and closes automatically, reducing lid handling for each batch. Operators weigh the compound, load the container, place it in the preheater, then unload and transfer the charge into the mold.<\/p>\n<\/details>\n<details>\n<summary>Can the machine preheat UF or phenolic molding compounds?<\/summary>\n<p>Suitable urea-formaldehyde and phenolic thermoset molding compounds can also be preheated before compression molding. Han Chang matches the equipment to the actual formulation, batch loading and downstream molding requirements.<\/p>\n<\/details>\n<details>\n<summary>How do I choose between 3, 5, 7, 10 and 25 kW options?<\/summary>\n<p>Start with the compound, charge weight and required preheated condition, then match container space, the press-loading schedule and plant supply. Share the material and charge weight so Han Chang can help compare the five power options.<\/p>\n<\/details>\n<details>\n<summary>Can I add a preheater to an existing melamine press line?<\/summary>\n<p>Yes. Add upstream preheating to a suitable single-color, two-color, three-color or cup molding process. Coordinate charge weight, manual transfer distance and mold-loading time to keep preheating and pressing working together.<\/p>\n<\/details>\n<details>\n<summary>What affects preheater price and electricity use?<\/summary>\n<p>Quotation factors include the power option, electrical supply and operating or installation configuration. Actual electricity use also depends on batch heating duration and how often the machine operates, so the model&#8217;s power designation is not an hourly consumption measurement. Compound and charge information make the equipment comparison more useful.<\/p>\n<\/details>\n<details>\n<summary>What should I send for a preheater quotation?<\/summary>\n<p>Begin with a material name, current charge weight, or a product or press photo. Han Chang can discuss the configuration from that starting point, then request container dimensions, output targets, plant supply and site details as needed. A complete specification sheet is not required for the first inquiry.<\/p>\n<\/details>\n<\/section>\n<\/section>\n<section class=\"hc-section\" id=\"hcproduct-related-equipment\">\n<div class=\"hc-section-heading\">\n<h2>Match preheating with the right molding equipment<\/h2>\n<\/div>\n<div class=\"hc-related-equipment-grid\">\n<article class=\"hc-related-equipment-card\"><span class=\"hc-related-label\">Single-color tableware<\/span><\/p>\n<h3>Single-Color Melamine Molding Machine<\/h3>\n<p>Produce a single body color with decal and glazing stages to suit the product.<\/p>\n<p><a class=\"hc-related-link\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio-item\/melamine-compression-molding-machine\/\">View the single-color press \u2192<\/a><\/p>\n<\/article>\n<article class=\"hc-related-equipment-card\"><span class=\"hc-related-label\">Two-color tableware<\/span><\/p>\n<h3>Two-Color Melamine Molding Machine<\/h3>\n<p>Use staged loading and compression for two-color ware; coordinate preheating with each charge.<\/p>\n<p><a class=\"hc-related-link\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio-item\/dual-color-melamine-compression-machine-2\/\">View the two-color press \u2192<\/a><\/p>\n<\/article>\n<article class=\"hc-related-equipment-card\"><span class=\"hc-related-label\">Flexible color production<\/span><\/p>\n<h3>Three-Color Melamine Molding Machine<\/h3>\n<p>Select single-, two- or three-color production and plan material preparation around the chosen process.<\/p>\n<p><a class=\"hc-related-link\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio-item\/triple-color-melamine-tableware-molding-machine\/\">View the three-color press \u2192<\/a><\/p>\n<\/article>\n<article class=\"hc-related-equipment-card\"><span class=\"hc-related-label\">Cups and shaped ware<\/span><\/p>\n<h3>Melamine Cup Molding Machine<\/h3>\n<p>Hydraulically locked side molds support cups and shaped products needing side-parting tooling.<\/p>\n<p><a class=\"hc-related-link\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio-item\/automatic-melamine-manufacturing-machine\/\">View the cup molding machine \u2192<\/a><\/p>\n<\/article>\n<\/div>\n<p><a class=\"hc-related-series-link\" href=\"https:\/\/hanchang.com.tw\/en\/portfolio_entries\/melamine-compression-molding-machine\/\">Explore the melamine machinery range \u2192<\/a><\/p>\n<\/section>\n<section class=\"hc-product-section hc-rfq-section\" id=\"hcproduct-rfq\">\n<div class=\"hc-section-heading\">\n<h2>Choose preheating around your actual charge<\/h2>\n<\/div>\n<p>Send the compound name, batch weight, or a product or press photo to discuss a Han Chang high-frequency preheater. Request a standalone machine quotation or coordinate preheating with your tableware molding equipment.<\/p>\n<div class=\"hc-actions\"><a class=\"hc-btn hc-btn-primary\" href=\"https:\/\/hanchang.com.tw\/en\/contact-us\/\">Request a quotation<\/a><\/div>\n<\/section>\n<section class=\"hc-gsc-discovery-links\">\n<details class=\"hc-series-videos\">\n<summary>Related videos: downstream tableware molding<\/summary>\n<p>These videos cover other Han Chang molding machines for downstream process reference. They are not demonstrations of this high-frequency preheater.<\/p>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=yHrDjCaNI0Y\" target=\"_blank\" rel=\"noopener\">Single-color melamine molding reference<\/a><\/p>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=_RCgIdKTduQ\" target=\"_blank\" rel=\"noopener\">Two-color melamine molding reference<\/a><\/p>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=Ry805NTu3DI\" target=\"_blank\" rel=\"noopener\">Large melamine compression press reference<\/a><\/p>\n<\/details>\n<\/section>\n<\/div>\n<\/div><\/section>\n","protected":false},"excerpt":{"rendered":"<p>Han Chang melamine powder preheater with timed heating and automatic lid opening and closing. Choose 3, 5, 7, 10 or 25 kW options for your press line. Request a quote.<\/p>\n","protected":false},"author":5,"featured_media":4614,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"tags":[],"portfolio_entries":[82],"class_list":["post-3555","portfolio","type-portfolio","status-publish","has-post-thumbnail","hentry","portfolio_entries-melamine-compression-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>Melamine Powder Preheater | Timed Heating &amp; Auto Lid | Han Chang<\/title>\n<meta name=\"description\" content=\"Han Chang melamine powder preheater with timed heating and automatic lid opening and closing. Choose 3, 5, 7, 10 or 25 kW options for your press line. 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