{"id":8144,"date":"2025-06-13T16:27:44","date_gmt":"2025-06-13T08:27:44","guid":{"rendered":"https:\/\/urexceed.com\/?p=8144"},"modified":"2025-07-14T12:47:04","modified_gmt":"2025-07-14T04:47:04","slug":"how-does-a-polyurethane-foam-machine-actually-work","status":"publish","type":"post","link":"https:\/\/urexceed.com\/vi\/how-does-a-polyurethane-foam-machine-actually-work\/","title":{"rendered":"How Does a Polyurethane Foam Machine Actually Work?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"8144\" class=\"elementor elementor-8144\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8874bf3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8874bf3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fe6819c\" data-id=\"fe6819c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6037ae1 elementor-widget elementor-widget-text-editor\" data-id=\"6037ae1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Polyurethane foam is seemingly everywhere \u2014 in <a href=\"https:\/\/urexceed.com\/vi\/seating\/\">gh\u1ebf \u00f4 t\u00f4<\/a> offering comfort, <a href=\"https:\/\/urexceed.com\/vi\/cach-nhiet\/\">insulating our buildings<\/a> efficiently, <a href=\"https:\/\/urexceed.com\/vi\/hang-gia-dung\/\">cushioning furniture<\/a>, and even forming parts of our appliances. It\u2019s a remarkably versatile material. But have you ever stopped to think about how that liquid precursor transforms into the familiar foam structure? If you&#8217;re in an industry that uses PU foam, or considering investing in production capabilities, you know the machinery involved looks complex. Getting consistent, high-quality foam requires precision and control.<\/p><p>Hi\u1ec3u bi\u1ebft v\u1ec1 <strong>PU foaming machine working principle<\/strong> isn&#8217;t just academic curiosity; it&#8217;s fundamental to achieving optimal product quality, production efficiency, and safe operation. Making foam might seem like magic, but it&#8217;s pure engineering. As someone who has spent decades working with the design and application of polyurethane equipment at UREXCEED, let me demystify the <strong>polyurethane foam manufacturing process<\/strong> for you.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e19e7e9 elementor-widget elementor-widget-image\" data-id=\"e19e7e9\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"462\" src=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-1024x591.png\" class=\"attachment-large size-large wp-image-7397\" alt=\"m\u00e1y t\u1ea1o b\u1ecdt pu \u00e1p su\u1ea5t cao\" srcset=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-1024x591.png 1024w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-300x173.png 300w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-768x443.png 768w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-1536x886.png 1536w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-18x10.png 18w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-600x346.png 600w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434.png 1800w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b74899b elementor-widget elementor-widget-text-editor\" data-id=\"b74899b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>How Does a PU Foam Machine Work?<\/h2><p>At its core, <strong>a PU foam machine works by precisely storing, metering, mixing, and dispensing two primary liquid chemical components: an isocyanate (Component A) and a polyol blend (Component B, which also contains catalysts, blowing agents, surfactants, etc.).<\/strong> Key systems within the machine ensure this happens accurately and reliably:<\/p><ul><li><strong>Storage Tanks:<\/strong> Temperature-controlled to maintain chemical stability.<\/li><li><strong>H\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng:<\/strong> Delivers components at precise ratios.<\/li><li><strong>Mixing Head:<\/strong> Where A and B components are rapidly and thoroughly blended.<\/li><li><strong>Control Systems:<\/strong> Manage temperature, pressure, flow rates, and mixing parameters.<\/li><\/ul><p>The reacting liquid mixture is then dispensed into a mold or onto a surface, where it undergoes a chemical reaction, expands (foams), and cures into the final solid polyurethane product. High-pressure machines achieve mixing through impingement; low-pressure machines use mechanical stirring.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd815a4 elementor-widget elementor-widget-text-editor\" data-id=\"cd815a4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Core Systems of a PU Foam Machine<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-27f66f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"27f66f9\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-9046514\" data-id=\"9046514\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6e15b3a elementor-widget elementor-widget-text-editor\" data-id=\"6e15b3a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>1. Raw Material Storage &amp; Conditioning<\/h3><ul><li>Tanks for Component A and B.<\/li><li>Temperature-controlled, often within \u00b10.5\u00b0C.<\/li><li>Dry air or nitrogen blankets prevent moisture contamination.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-5e5dde3\" data-id=\"5e5dde3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bae603d elementor-widget elementor-widget-text-editor\" data-id=\"bae603d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>2. Metering System<\/h3><ul><li>High-precision pumps (gear or piston type).<\/li><li>Accuracy: Flow error often \u22640.3%, pressure fluctuation &lt;\u00b12%.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-c97643f\" data-id=\"c97643f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d43f437 elementor-widget elementor-widget-text-editor\" data-id=\"d43f437\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>3. Mix Head<\/h3><ul><li>High mixing efficiency (&gt;98%).<\/li><li>Minimal unmixed material (&lt;10ml).<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-5341980 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5341980\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-3cc767f\" data-id=\"3cc767f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-26449e7 elementor-widget elementor-widget-image\" data-id=\"26449e7\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"2336\" height=\"2229\" src=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151.jpg\" class=\"attachment-full size-full wp-image-6819\" alt=\"material tank\" srcset=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151.jpg 2336w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151-300x286.jpg 300w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151-1024x977.jpg 1024w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151-768x733.jpg 768w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151-1536x1466.jpg 1536w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151-2048x1954.jpg 2048w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151-13x12.jpg 13w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/QQ\u56fe\u7247201711071040151-600x573.jpg 600w\" sizes=\"(max-width: 2336px) 100vw, 2336px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-e6aeb1c\" data-id=\"e6aeb1c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3f9daeb elementor-widget elementor-widget-image\" data-id=\"3f9daeb\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/Metering-pump.png\" class=\"attachment-large size-large wp-image-647\" alt=\"B\u01a1m \u0111\u1ecbnh l\u01b0\u1ee3ng\" srcset=\"https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/Metering-pump.png 800w, https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/Metering-pump-300x225.png 300w, https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/Metering-pump-768x576.png 768w, https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/Metering-pump-600x450.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-1246d06\" data-id=\"1246d06\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b64916a elementor-widget elementor-widget-image\" data-id=\"b64916a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/mixing-head.jpg\" class=\"attachment-large size-large wp-image-6788\" alt=\"\u0111\u1ea7u tr\u1ed9n\" srcset=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/mixing-head.jpg 800w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/mixing-head-300x225.jpg 300w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/mixing-head-768x576.jpg 768w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/mixing-head-16x12.jpg 16w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/02\/mixing-head-600x450.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-7bc3ad3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7bc3ad3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-27dab49\" data-id=\"27dab49\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e455a17 elementor-widget elementor-widget-text-editor\" data-id=\"e455a17\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>4. Temperature Control<\/h3><ul><li>Heated hoses, pipes, and tanks.<\/li><li>Precise management (typically 20\u201380\u00b0C, \u00b11\u00b0C accuracy).<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-7a57297\" data-id=\"7a57297\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c68aeeb elementor-widget elementor-widget-text-editor\" data-id=\"c68aeeb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>5. Conveying System<\/h3><ul><li>Hoses and pipes rated for high pressure (often &gt;25 MPa).<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-460f17f\" data-id=\"460f17f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6bb8f9d elementor-widget elementor-widget-text-editor\" data-id=\"6bb8f9d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>6. PLC Control System<\/h3><ul><li>Monitors sensors and actuates pumps, valves, and heaters.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-64fad68 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"64fad68\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-6be8f9c\" data-id=\"6be8f9c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-574e3cb elementor-widget elementor-widget-image\" data-id=\"574e3cb\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"748\" height=\"823\" src=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/\u677f\u5f0f\u51b7\u70ed\u4ea4\u6362\u5668.png\" class=\"attachment-full size-full wp-image-8151\" alt=\"B\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t\" srcset=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/\u677f\u5f0f\u51b7\u70ed\u4ea4\u6362\u5668.png 748w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/\u677f\u5f0f\u51b7\u70ed\u4ea4\u6362\u5668-273x300.png 273w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/\u677f\u5f0f\u51b7\u70ed\u4ea4\u6362\u5668-11x12.png 11w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/\u677f\u5f0f\u51b7\u70ed\u4ea4\u6362\u5668-600x660.png 600w\" sizes=\"(max-width: 748px) 100vw, 748px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-8338377\" data-id=\"8338377\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1c3e3a9 elementor-widget elementor-widget-image\" data-id=\"1c3e3a9\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"462\" src=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-1024x591.png\" class=\"attachment-large size-large wp-image-7397\" alt=\"m\u00e1y t\u1ea1o b\u1ecdt pu \u00e1p su\u1ea5t cao\" srcset=\"https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-1024x591.png 1024w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-300x173.png 300w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-768x443.png 768w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-1536x886.png 1536w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-18x10.png 18w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434-600x346.png 600w, https:\/\/urexceed.com\/wp-content\/uploads\/2025\/04\/b43588fd4df209eb-e1747811522434.png 1800w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-46c62e2\" data-id=\"46c62e2\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ac03a87 elementor-widget elementor-widget-image\" data-id=\"ac03a87\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/plc-e1730181417711.png\" class=\"attachment-large size-large wp-image-903\" alt=\"\" srcset=\"https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/plc-e1730181417711.png 800w, https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/plc-e1730181417711-300x169.png 300w, https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/plc-e1730181417711-768x432.png 768w, https:\/\/urexceed.com\/wp-content\/uploads\/2024\/10\/plc-e1730181417711-600x338.png 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-258305ef elementor-widget elementor-widget-text-editor\" data-id=\"258305ef\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Accurate Measurement of Polyol and Isocyanate<\/h2><h3>Metering System Components:<\/h3><ul><li><strong>Pumps:<\/strong> Gear or piston pumps for high precision.<\/li><li><strong>Motor Control:<\/strong> Variable frequency drives (VFDs).<\/li><li><strong>Flow Meters (Optional):<\/strong> Mass or volumetric types for closed-loop control.<\/li><li><strong>Pressure Sensors:<\/strong> Ensure stable flow and detect anomalies.<\/li><\/ul><h2>The PU Foam Mixing Head<\/h2><h3>High-Pressure Mix Heads<\/h3><ul><li>Impingement mixing at 100\u2013250 Bar.<\/li><li>Self-cleaning pistons.<\/li><\/ul><h3>Low-Pressure Mix Heads<\/h3><ul><li>Mechanical stirring at 800\u20131500 rpm.<\/li><li>Requires solvent flush or air purge.<\/li><\/ul><h2><a href=\"https:\/\/urexceed.com\/vi\/what-are-the-core-advantages-of-low-pressure-foam-machines-compared-with-high-pressure-equipment\/\">High Pressure vs. Low Pressure PU Machines<\/a><\/h2><table><thead><tr><th style=\"text-align: left;\">Parameter<\/th><th style=\"text-align: left;\">High Pressure PU Machine<\/th><th style=\"text-align: left;\">Low Pressure PU Machine<\/th><\/tr><\/thead><tbody><tr><td style=\"text-align: left;\"><strong>Working Pressure<\/strong><\/td><td style=\"text-align: left;\">100\u2013250 Bar<\/td><td style=\"text-align: left;\">5\u201315 Bar<\/td><\/tr><tr><td style=\"text-align: left;\"><strong>Mixing Method<\/strong><\/td><td style=\"text-align: left;\">High-velocity impingement<\/td><td style=\"text-align: left;\">Mechanical stirring<\/td><\/tr><tr><td style=\"text-align: left;\"><strong>\u0110\u1ea7u tr\u1ed9n<\/strong><\/td><td style=\"text-align: left;\">Self-cleaning<\/td><td style=\"text-align: left;\">Requires flushing<\/td><\/tr><tr><td style=\"text-align: left;\"><strong>Max Output<\/strong><\/td><td style=\"text-align: left;\">~500 kg\/h or more<\/td><td style=\"text-align: left;\">~200 kg\/h<\/td><\/tr><tr><td style=\"text-align: left;\"><strong>Min Shot Size<\/strong><\/td><td style=\"text-align: left;\">~2 g\/s<\/td><td style=\"text-align: left;\">~20 g\/s<\/td><\/tr><tr><td style=\"text-align: left;\"><strong>Tr\u1ecb gi\u00e1<\/strong><\/td><td style=\"text-align: left;\">Higher<\/td><td style=\"text-align: left;\">Lower<\/td><\/tr><tr><td style=\"text-align: left;\"><strong>\u1ee8ng d\u1ee5ng<\/strong><\/td><td style=\"text-align: left;\">Automotive, appliances, complex parts<\/td><td style=\"text-align: left;\">Continuous panels, block foam<\/td><\/tr><\/tbody><\/table><h2>Temperature and Pressure Management<\/h2><h3>Ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9<\/h3><ul><li>Heated tanks, pipes, hoses.<\/li><li>Sensors and circulating heat transfer oil systems.<\/li><\/ul><h3>Ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t<\/h3><ul><li>Critical for flow stability.<\/li><li>Transducers and relief valves ensure safety and accuracy.<\/li><\/ul><h2>PU Foam Production Workflow<\/h2><ol><li><strong>Preparation:<\/strong> Verify material levels, temperatures, and pressures.<\/li><li><strong>Recipe Input:<\/strong> Set or select production parameters.<\/li><li><strong>Initiate Pour:<\/strong> Trigger dispense via HMI or automation.<\/li><li><strong>Metering &amp; Mixing:<\/strong> Pump components to the mix head.<\/li><li><strong>Dispensing:<\/strong> Deliver mixed components into mold\/substrate.<\/li><li><strong>T\u1ea1o b\u1ecdt:<\/strong> Reaction leads to cream, gel, and tack-free phases.<\/li><li><strong>V\u1ec7 sinh:<\/strong> Self-cleaning (HP) or flushing (LP) after shot.<\/li><li><strong>B\u1ea3o qu\u1ea3n:<\/strong> Foam develops final strength and properties.<\/li><\/ol><h2>Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2><p>C\u00e1c <strong>PU foaming machine working principle<\/strong> centers around precisely combining two reactive liquids under controlled conditions. From temperature-controlled storage, through accurate <strong>PU machine metering systems<\/strong>, into efficient <strong>PU foam mixing heads<\/strong>, every stage is vital.<\/p><p>Success relies on <strong>precise ratio control, thorough mixing, and stable temperature and pressure management<\/strong>. Whether you opt for a <strong>high pressure polyurethane machine<\/strong> for demanding, high-volume production or a <strong>low pressure PU foam machine<\/strong> for continuous manufacturing, understanding these fundamentals is key.<\/p><p>At UREXCEED, we build reliable, cutting-edge polyurethane foam systems designed around these principles, pushing quality and innovation forward while adhering to the core engineering that makes polyurethane foam production possible.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Polyurethane foam is seemingly everywhere \u2014 in car seats offering comfort, insulating our buildings efficiently, cushioning furniture, and even forming parts of our appliances. It\u2019s a remarkably versatile material. But have you ever stopped to think about how that liquid precursor transforms into the familiar foam structure? If you&#8217;re in an industry that uses PU [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"How a PU Foam Machine Works | PU Machine Metering & Mixing Explained","_seopress_titles_desc":"Discover the complete polyurethane foam manufacturing process. Learn how PU foam machines store, meter, mix, and dispense chemicals to produce high-quality foam","_seopress_robots_index":"","footnotes":""},"categories":[54],"tags":[],"class_list":["post-8144","post","type-post","status-publish","format-standard","hentry","category-industry-news"],"_seopress_analysis_target_kw":"","_seopress_titles_desc":"Discover the complete polyurethane foam manufacturing process. Learn how PU foam machines store, meter, mix, and dispense chemicals to produce high-quality foam","_links":{"self":[{"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/posts\/8144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/comments?post=8144"}],"version-history":[{"count":6,"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/posts\/8144\/revisions"}],"predecessor-version":[{"id":9206,"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/posts\/8144\/revisions\/9206"}],"wp:attachment":[{"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/media?parent=8144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/categories?post=8144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/urexceed.com\/vi\/wp-json\/wp\/v2\/tags?post=8144"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}