{"id":10131,"date":"2026-07-28T12:36:14","date_gmt":"2026-07-28T12:36:14","guid":{"rendered":"https:\/\/www.raxpanel.com\/insulated-door-panel\/cold-storage-sliding-door\/"},"modified":"2026-08-02T23:41:22","modified_gmt":"2026-08-02T23:41:22","slug":"%d1%80%d0%b0%d0%b7%d0%b4%d0%b2%d0%b8%d0%b6%d0%bd%d0%b0%d1%8f-%d0%b4%d0%b2%d0%b5%d1%80%d1%8c-%d1%85%d0%be%d0%bb%d0%be%d0%b4%d0%b8%d0%bb%d1%8c%d0%bd%d0%be%d0%b9-%d0%ba%d0%b0%d0%bc%d0%b5%d1%80%d1%8b","status":"publish","type":"page","link":"https:\/\/www.raxpanel.com\/ru\/insulated-door-panel\/cold-storage-sliding-door\/","title":{"rendered":"\u0421\u0434\u0432\u0438\u0436\u043d\u0430\u044f \u0434\u0432\u0435\u0440\u044c \u0434\u043b\u044f \u0445\u043e\u043b\u043e\u0434 \u0441\u043a\u043b\u0430\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><style>.page-title{display:none!important}<\/style>\n<div class=\"vc_row wpb_row vc_row-fluid vc_custom_1758438261005\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element \" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<h2 style=\"text-align: center;\">Cold Storage Sliding Door<\/h2>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element \" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Cold storage sliding doors are insulated door systems engineered for refrigerated and freezer rooms where maintaining stable internal temperatures from -40&deg;C to +10&deg;C is critical. The door leaf is a composite sandwich panel with pre-painted galvanized steel or AISI 304 stainless steel skins at 0.4-0.7mm thickness, bonded to a high-density polyurethane (PU) foam core.<\/p>\n<p>The PU foam core delivers superior thermal resistance with a density of 40-45 kg\/m&sup3; and thermal conductivity of &le;0.022 W\/(m&middot;K), minimizing heat gain through the door leaf. Door thicknesses of 80mm, 100mm, 120mm, and 150mm correspond to increasing R-values from R-20 up to R-38, allowing specifiers to match the door to freezer, chiller, or cold room duty.<\/p>\n<p>Standard single-leaf doors reach clear openings up to 2,900mm wide by 3,500mm high, with double-leaf configurations available for larger forklift and pallet traffic. The heavy-duty top rail with reinforced ball-bearing rollers supports smooth horizontal sliding under intensive daily use, while anti-fall and overrun protection ensure safe manual or motorized operation.<\/p>\n<p>These insulated sliding doors serve walk-in freezers, blast freezers, cold chain logistics hubs, food processing plants, and pharmaceutical cold rooms. Sealing is achieved through single or double EPDM gaskets with optional self-regulating heating elements in the frame, threshold, and gasket to prevent frost buildup and maintain airtight closure at deep-freeze temperatures.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><style type=\"text\/css\" data-type=\"the7_shortcodes-inline-css\">.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13 .owl-nav a {\n  width: 36px;\n  height: 36px;\n  border-radius: 500px;\n}\n.dt-arrow-border-on.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13 .owl-nav a:not(:hover):before {\n  border-width: 0px;\n}\n.dt-arrow-hover-border-on.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13 .owl-nav a:hover:after {\n  border-width: 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{\n    top: 50%;\n    transform: translateY(calc(-50% + 0px));\n    right: 10px;\n  }\n}\n@media screen and (max-width: 778px) and all and (-ms-high-contrast: none) {\n  .gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.reposition-arrows .owl-nav .owl-prev {\n    transform: translateY(-50%);\n    margin-top: 0px;\n  }\n}\n@media screen and (max-width: 778px) and all and (-ms-high-contrast: none) {\n  .gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.reposition-arrows .owl-nav .owl-next {\n    transform: translateY(-50%);\n    margin-top: 0px;\n  }\n}\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13 figure,\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13 .rollover,\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13 img,\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13 .gallery-rollover {\n  border-radius: 2px;\n}\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.enable-bg-rollover .gallery-rollover {\n  background: -webkit-linear-gradient();\n  background: linear-gradient();\n}\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.enable-img-shadow .owl-stage-outer {\n  padding: 4px 0;\n}\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.enable-bg-rollover.hover-scale figure .rollover:after {\n  background: -webkit-linear-gradient();\n  background: linear-gradient();\n}\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.gallery-shortcode .gallery-zoom-ico {\n  width: 44px;\n  height: 44px;\n  line-height: 44px;\n  border-radius: 100px;\n  margin: -22px 0 0 -22px;\n  border-width: 0px;\n}\n.dt-icon-bg-on.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.gallery-shortcode .gallery-zoom-ico {\n  background: rgba(255,255,255,0.3);\n  box-shadow: none;\n}\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.gallery-shortcode .gallery-zoom-ico:before,\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13.gallery-shortcode .gallery-zoom-ico span {\n  font-size: 32px;\n  line-height: 44px;\n  color: #ffffff;\n  background: none;\n}\n<\/style><div class=\"owl-carousel gallery-carousel-shortcode gallery-shortcode  dt-gallery-container dt-owl-carousel-call gallery-carousel-shortcode-id-902bcd5745cf3a1aea899ad2b50d8a13 meta-info-off dt-arrow-border-on dt-arrow-hover-border-on bullets-small-dot-stroke reposition-arrows dt-icon-bg-off arrows-bg-on disable-arrows-hover-bg arrows-hover-bg-on  hover-fade \" data-scroll-mode=\"1\" data-col-num=\"1\" data-wide-col-num=\"1\" data-laptop-col=\"1\" data-h-tablet-columns-num=\"1\" data-v-tablet-columns-num=\"1\" data-phone-columns-num=\"1\" data-col-gap=\"0\" data-stage-padding=\"0\" data-speed=\"600\" data-autoplay=\"false\" data-autoplay_speed=\"6000\" data-arrows=\"true\" data-bullet=\"true\" data-next-icon=\"icon-ar-017-r\" data-prev-icon=\"icon-ar-017-l\" data-img-shadow-size=\"12px\" data-img-shadow-spread=\"3px\"><div data-post-id=\"6301\" data-date=\"2026-01-25T09:04:07+00:00\" data-name=\"Flat Insulated Roof Panel 3\"><figure class=\"post\"><a href=\"https:\/\/www.raxpanel.com\/wp-content\/uploads\/Flat-Insulated-Roof-Panel-3.jpg\" class=\"rollover dt-pswp-item layzr-bg\" data-large_image_width=\"1120\" data-large_image_height=\"680\" data-dt-img-description=\"\" title=\"Flat Insulated Roof Panel 3\"><img fetchpriority=\"high\" decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%201120%20680&#39;%2F%3E\" data-src=\"https:\/\/www.raxpanel.com\/wp-content\/uploads\/Flat-Insulated-Roof-Panel-3.jpg\" data-srcset=\"https:\/\/www.raxpanel.com\/wp-content\/uploads\/Flat-Insulated-Roof-Panel-3.jpg 1120w\" loading=\"eager\" style=\"--ratio: 1120 \/ 680\" sizes=\"(max-width: 1120px) 100vw, 1120px\" alt=\"\" width=\"1120\" height=\"680\"  \/><span class=\"gallery-rollover\"><span class=\"gallery-zoom-ico icomoon-the7-font-the7-zoom-06\"><span><\/span><\/span><\/span><\/a><\/figure><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div id=\"modal-trg-txt-wrap-1675\" class=\"ult-modal-input-wrapper ult-adjust-bottom-margin   vc_custom_1758438403897  \" data-keypress-control=\"keypress-control-enable\" 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class=\"ult-overlay-close-inside\">Close<\/div><\/div>\n\t\t<div id=\"ult-modal-wrap-8336\" class=\"ult_modal-content ult-hide\" style=\"border-style:solid;border-width:2px;border-radius:0px;border-color:#000000;\">\n\t\t\t<div  data-ultimate-target='#ult-modal-wrap-8336 .ult_modal-body'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"ult_modal-body ult-responsive ult-html\" style=\"\">\n\t\t\t\n<p style=\"text-align: center;\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f9-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"9\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/ru\/wp-json\/wp\/v2\/pages\/10131#wpcf7-f9-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Contact form\" novalidate=\"novalidate\" data-status=\"init\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"9\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.7\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en_US\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f9-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<p><span class=\"wpcf7-form-control-wrap\" data-name=\"text-383\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Your name*\" value=\"\" type=\"text\" name=\"text-383\" \/><\/span><br \/>\n<span class=\"wpcf7-form-control-wrap\" data-name=\"email-983\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Your email*\" value=\"\" type=\"email\" name=\"email-983\" \/><\/span><br \/>\n<span class=\"wpcf7-form-control-wrap\" data-name=\"textarea-963\"><textarea cols=\"40\" rows=\"10\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Your message*\" name=\"textarea-963\"><\/textarea><\/span><br \/>\n<input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Submit Your Requirement\" \/><br \/>\n<span style=\"font-size: 9pt;\"><span style=\"color: #999999;\">This site is protected by reCAPTCHA and the Google <\/span><a href=\"https:\/\/policies.google.com\/privacy\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #66b3f2;\">Privacy Policy<\/span><\/a> <span style=\"color: #999999;\">and<\/span> <span style=\"color: #66b3f2;\"><a style=\"color: #66b3f2;\" href=\"https:\/\/policies.google.com\/terms\" target=\"_blank\" rel=\"noopener\">Terms of Service<\/a><\/span>\u00a0<span style=\"color: #999999;\">apply<\/span>.<\/span>\n<\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n\n\n\t\t\t<\/div>\n\t<\/div>\n\t<\/div>\n<\/div><div class=\"ult-spacer spacer-6aa45ecee0fbe\" data-id=\"6aa45ecee0fbe\" data-height=\"\" data-height-mobile=\"\" data-height-tab=\"\" data-height-tab-portrait=\"\" data-height-mobile-landscape=\"\" style=\"clear:both;display:block;\"><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid vc_custom_1608529244192\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element \" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<h2 style=\"text-align: center;\">Your Trusted Manufacturer for Cold Storage Sliding Door<\/h2>\n<p>RaxPanel is a direct manufacturer of cold storage sliding doors based in Hebei, China, with since 2002 of continuous production experience. Our in-house R&amp;D, foaming, and assembly capabilities deliver consistent insulation performance, sealing integrity, and sliding precision for cold chain facilities operating worldwide.<\/p>\n<p>With a daily production capacity exceeding 1,700 m&sup2; and exports to more than 30 countries and regions, RaxPanel combines scale with strict quality control to meet HACCP hygiene and cold chain standards. Every door undergoes verified lamination and hardware testing to support reliable low-temperature operation over a long service life.<\/p>\n<ul>\n<li>In-house PU foaming and lamination under controlled temperature, ensuring consistent core fill and bond strength across every door leaf.<\/li>\n<li>Heated frame and gasket channels integrated during assembly, verified under simulated low-temperature conditions before packing to prevent on-site frost sealing failures.<\/li>\n<li>Door leaves shipped with pre-cut gasket channels and drilled mounting points per project drawings, ready for installation following our technical guide.<\/li>\n<\/ul>\n\n\t\t<\/div>\n\t<\/div>\n<div id=\"modal-trg-txt-wrap-8374\" class=\"ult-modal-input-wrapper ult-adjust-bottom-margin   vc_custom_1691416095618  \" data-keypress-control=\"keypress-control-enable\" data-overlay-control=\"overlay-control-enable\"><button  data-ultimate-target='#modal-trg-txt-wrap-8374 .btn-modal'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  style=\"background:#f39402;border-color:#f39402;color:#ffffff; \" data-class-id=\"content-6aa45ecee21202-27740221\" class=\"btn-modal ult-responsive btn-primary btn-modal-lg overlay-show ult-align-center btn-id-6aa45ecee21202-27740221\" data-overlay-class=\"overlay-cornerbottomleft\">Send Inquiry<\/button><\/div>\n<div class=\"ult-overlay content-6aa45ecee21202-27740221 \" data-class=\"content-6aa45ecee21202-27740221\" id=\"button-click-overlay\" style=\"background:rgba(51,51,51,0); display:none;\">\n\t<div class=\"ult_modal ult-fade ult-small\">\n\t<div class=\"ult-overlay-close popup-edge-top-right\" style=\"width:20px;height:20px; background-color: #2e72ab;border-radius: 50%;padding:10px;box-sizing: content-box; top:-20px;right:-20px;\"><div class=\"ult-overlay-close-inside\">Close<\/div><\/div>\n\t\t<div id=\"ult-modal-wrap-2541\" class=\"ult_modal-content ult-hide\" 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wpb_content_element  tab-style-four\" data-interval=\"0\">\n\t\t<div class=\"wpb_wrapper wpb_tour_tabs_wrapper ui-tabs vc_clearfix\">\n\t\t\t<ul class=\"wpb_tabs_nav ui-tabs-nav vc_clearfix text-big\"><li><a href=\"#tab-1608537631096-3-6\">Data Sheet<\/a><\/li><li><a href=\"#tab-1608529485064-2-9\">Send Inquiry Today<\/a><\/li><\/ul>\n\t<div id=\"tab-1608537631096-3-6\" class=\"wpb_tab ui-tabs-panel wpb_ui-tabs-hide vc_clearfix\">\n\t\t\n\t<div class=\"wpb_text_column wpb_content_element \" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<div style=\"overflow-x: auto; -webkit-overflow-scrolling: touch;\">\n<table style=\"width: 100%; border-collapse: collapse;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\">Parameter<\/th>\n<th style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\">Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Skin Material<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Pre-painted galvanized steel \/ AISI 304 stainless steel<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Skin Thickness<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">0.4-0.7 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Core Material<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">High-density PU \/ PIR foam<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Core Density<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">40-45 kg\/m&sup3;<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Thermal Conductivity<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">&le; 0.022 W\/(m&middot;K)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Door Thickness<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">80 \/ 100 \/ 120 \/ 150 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">R-Value<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">80mm: R-20; 100mm: R-25; 120mm: R-30; 150mm: R-38<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Max Clear Opening<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Single leaf up to 2,900 mm \u00d7 3,500 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Sliding System<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Heavy-duty top rail with reinforced ball-bearing rollers<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Seal System<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">EPDM gaskets with optional heating frame and heated threshold<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Operating Temperature<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">-40&deg;C to +10&deg;C<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Operation<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Manual or motorized with anti-fall protection<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Surface Finish<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">RAL 9002 or customized powder coating<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">Compliance<\/td>\n<td style=\"padding: 8px; border: 1px solid #ddd;\">HACCP-compatible hygienic surfaces<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n\t\t<\/div>\n\t<\/div>\n\n\t<\/div>\n\n\t<div id=\"tab-1608529485064-2-9\" class=\"wpb_tab ui-tabs-panel wpb_ui-tabs-hide vc_clearfix\">\n\t\t<div class=\"vc_row wpb_row vc_inner vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f9-o3\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"9\">\n<div class=\"screen-reader-response\"><p role=\"status\" 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\/><\/span><br \/>\n<span class=\"wpcf7-form-control-wrap\" data-name=\"email-983\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Your email*\" value=\"\" type=\"email\" name=\"email-983\" \/><\/span><br \/>\n<span class=\"wpcf7-form-control-wrap\" data-name=\"textarea-963\"><textarea cols=\"40\" rows=\"10\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Your message*\" name=\"textarea-963\"><\/textarea><\/span><br \/>\n<input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Submit Your Requirement\" \/><br \/>\n<span style=\"font-size: 9pt;\"><span style=\"color: #999999;\">This site is protected by reCAPTCHA and the Google <\/span><a href=\"https:\/\/policies.google.com\/privacy\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #66b3f2;\">Privacy Policy<\/span><\/a> <span style=\"color: #999999;\">and<\/span> <span style=\"color: #66b3f2;\"><a style=\"color: #66b3f2;\" href=\"https:\/\/policies.google.com\/terms\" target=\"_blank\" rel=\"noopener\">Terms of Service<\/a><\/span>\u00a0<span style=\"color: #999999;\">apply<\/span>.<\/span>\n<\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-3\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-3\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><\/div>\n\t<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><!-- Row Backgrounds --><div class=\"upb_color\" data-bg-override=\"ex-full\" data-bg-color=\"#f7f7f7\" data-fadeout=\"\" data-fadeout-percentage=\"30\" data-parallax-content=\"\" data-parallax-content-sense=\"30\" data-row-effect-mobile-disable=\"true\" data-img-parallax-mobile-disable=\"true\" data-rtl=\"false\"  data-custom-vc-row=\"\"  data-vc=\"7.3\"  data-is_old_vc=\"\"  data-theme-support=\"\"   data-overlay=\"false\" data-overlay-color=\"\" data-overlay-pattern=\"\" data-overlay-pattern-opacity=\"\" data-overlay-pattern-size=\"\"    ><\/div><div class=\"vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"ult-spacer spacer-6aa45ecee7371\" data-id=\"6aa45ecee7371\" data-height=\"\" data-height-mobile=\"\" data-height-tab=\"\" data-height-tab-portrait=\"\" data-height-mobile-landscape=\"\" style=\"clear:both;display:block;\"><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid vc_custom_1709564459818 vc_column-gap-35\"><div class=\"wpb_column vc_column_container vc_col-sm-8\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element \" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<div style=\"font-family: inherit; color: #333; line-height: 1.6; margin-top: 10px;\">\n<h2>Cold Storage Sliding Door Buying Guide &amp; FAQ<\/h2>\n<p>A cold storage sliding door is the weakest point in an insulated envelope: it is the one place where the thermal barrier opens thousands of times a day. Getting the core thickness, frost protection, and sliding hardware right determines both energy cost and door service life. The guide below walks through the decisions cold-chain operators and food-processing engineers face when specifying insulated sliding doors for low-temperature rooms.<\/p>\n<div style=\"background: linear-gradient(135deg, #f4f8fc 0%, #ffffff 100%); border: 1px solid #d0e1f9; border-left: 4px solid #2e72ab; padding: 18px 22px; margin: 25px 0; border-radius: 8px; box-shadow: 0 4px 14px rgba(46, 114, 171, 0.08);\">\n    <strong style=\"color: #2e72ab; font-size: 15px;\">Pro Tip: Match Door Core Thickness to Delta-T<\/strong><br \/>\n    <span style=\"font-size: 14px; color: #444;\">A 35&deg;C temperature differential demands at least 100 mm of PU core to keep the outer skin above dew point. Thinner cores cause exterior condensation, ice on the gaskets, and compressor overwork. Always verify the door U-value against the room design temperature, not just the panel datasheet.<\/span>\n  <\/div>\n<h3>1. How do core thickness and U-value map to the room temperature?<\/h3>\n<p>The door core must be thick enough that its exterior face stays above the local dew point, otherwise condensation forms and freezes on the outside of the door. Because the door is opened repeatedly, it also dominates the room&#8217;s infiltration heat gain, so a low U-value directly reduces compressor load. The table gives typical starting points for a PU core of 40&ndash;45 kg\/m&sup3; density.<\/p>\n<div style=\"width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 20px 0; border: 1px solid #e2e8f0; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.03); overflow: hidden;\">\n<table style=\"min-width: 550px; width: 100%; border-collapse: collapse; background: #ffffff;\">\n<thead>\n<tr style=\"background-color: #f8fafc; color: #334155;\">\n<th style=\"padding: 12px 14px; text-align: left; border-bottom: 2px solid #e2e8f0;\">Room Temperature<\/th>\n<th style=\"padding: 12px 14px; text-align: left; border-bottom: 2px solid #e2e8f0;\">Recommended Core<\/th>\n<th style=\"padding: 12px 14px; text-align: left; border-bottom: 2px solid #e2e8f0;\">Approx. U-value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom: 1px solid #f1f5f9;\">\n<td style=\"padding: 12px 14px;\">+2&deg;C to +8&deg;C (chiller)<\/td>\n<td style=\"padding: 12px 14px;\">80 mm PU<\/td>\n<td style=\"padding: 12px 14px;\">0.27 W\/m&sup2;&middot;K<\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid #f1f5f9; background-color: #f9fbfd;\">\n<td style=\"padding: 12px 14px;\">-18&deg;C to -25&deg;C (freezer)<\/td>\n<td style=\"padding: 12px 14px;\">100&ndash;120 mm PU<\/td>\n<td style=\"padding: 12px 14px;\">0.20&ndash;0.22 W\/m&sup2;&middot;K<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 12px 14px;\">-35&deg;C to -40&deg;C (deep freeze)<\/td>\n<td style=\"padding: 12px 14px;\">150 mm PU<\/td>\n<td style=\"padding: 12px 14px;\">0.15 W\/m&sup2;&middot;K<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>2. How are frost and ice kept off the frame and gaskets?<\/h3>\n<p>Where a cold leaf meets a warm frame, the metal edge becomes a thermal bridge that drops below the dew point and collects ice. Left unchecked, the ice bonds the door to the frame and tears the gasket on the next opening. The standard remedy is a self-regulating heating cable routed through the frame, threshold, and gasket channel, paired with a thermal-break profile that separates the inner and outer frame halves. Multi-lip EPDM seals then hold an airtight closure so moist air cannot reach the cold surface in the first place.<\/p>\n<div style=\"background: #fff8ec; border: 1px solid #ffe0a3; border-top: 4px solid #f39402; padding: 16px 20px; margin: 22px 0; border-radius: 8px;\">\n    <strong style=\"color: #b9700a;\">Heated frame checklist<\/strong><br \/>\n    <span style=\"font-size: 14px; color: #555;\">Confirm the heating circuit covers the threshold as well as the jambs &mdash; the sill is where meltwater refreezes first. A self-regulating cable adjusts its output to local temperature, so it cannot overheat a section that has warmed up, which makes it safer than a constant-wattage trace.<\/span>\n  <\/div>\n<h3>3. What sliding hardware suits the traffic and opening size?<\/h3>\n<p>The rail, hanger, and guide track carry the full leaf weight and set how smoothly the door runs over years of use. Single-leaf doors serve personnel and pallet access up to roughly 2,900 mm clear width; beyond that, a double-leaf (bi-parting) layout keeps each leaf light enough to slide reliably while maximizing the opening for forklift traffic. Manual operation is dependable for low-frequency doors, whereas motorized drives with radar or push-button activation reduce open time and cold-air loss on busy logistics doors and add obstacle detection for safety.<\/p>\n<h3>4. Which skin material should the door carry?<\/h3>\n<p>The skin has to survive humidity, impact from trolleys, and frequent chemical washdown. The choice usually comes down to prepainted galvanized steel for cost-sensitive rooms and stainless steel for demanding food and pharmaceutical environments.<\/p>\n<div style=\"width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 20px 0; border: 1px solid #e2e8f0; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.03); overflow: hidden;\">\n<table style=\"min-width: 550px; width: 100%; border-collapse: collapse; background: #ffffff;\">\n<thead>\n<tr style=\"background-color: #f8fafc; color: #334155;\">\n<th style=\"padding: 12px 14px; text-align: left; border-bottom: 2px solid #e2e8f0;\">Skin<\/th>\n<th style=\"padding: 12px 14px; text-align: left; border-bottom: 2px solid #e2e8f0;\">Best For<\/th>\n<th style=\"padding: 12px 14px; text-align: left; border-bottom: 2px solid #e2e8f0;\">Watch-Out<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom: 1px solid #f1f5f9;\">\n<td style=\"padding: 12px 14px; font-weight: bold;\">Prepainted galvanized steel<\/td>\n<td style=\"padding: 12px 14px;\">Dry stores, chiller rooms, budget projects<\/td>\n<td style=\"padding: 12px 14px;\">Coating can chip at impact points<\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid #f1f5f9; background-color: #f9fbfd;\">\n<td style=\"padding: 12px 14px; font-weight: bold;\">AISI 304 stainless<\/td>\n<td style=\"padding: 12px 14px;\">Food, seafood, dairy, pharma washdown<\/td>\n<td style=\"padding: 12px 14px;\">Higher first cost<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 12px 14px; font-weight: bold;\">AISI 316 stainless<\/td>\n<td style=\"padding: 12px 14px;\">Coastal plants, heavy chloride exposure<\/td>\n<td style=\"padding: 12px 14px;\">Premium cost<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>5. How does the door support hygiene and airtightness compliance?<\/h3>\n<p>In food and pharmaceutical rooms the door must stay cleanable and leak-tight over its whole life. Flush, joint-free stainless faces with coved corners remove the ledges where bacteria and ice accumulate, supporting HACCP and GMP cleaning regimes. A continuous compression gasket around all four edges keeps air leakage low, which both holds the room temperature and limits the moisture load that would otherwise freeze onto the cold surfaces.<\/p>\n<div style=\"margin-top: 30px; padding-top: 20px; \">\n<h3 style=\"text-align: center; margin-bottom: 20px;\">Frequently Asked Questions<\/h3>\n<div style=\"border-left: 3px solid #2e72ab; padding: 16px 20px; margin-bottom: 14px; background: #ffffff; border-radius: 0 8px 8px 0; box-shadow: 0 2px 6px rgba(0,0,0,0.04);\">\n      <strong style=\"color: #1a1a2e;\">What door thickness do I need for a -40&deg;C freezer?<\/strong><\/p>\n<p style=\"margin: 8px 0 0; color: #444;\">For deep-freeze rooms at -40&deg;C, specify a 120&ndash;150 mm PU core to keep the exterior skin above the dew point and hold heat gain in check. Chiller rooms above 0&deg;C are well served by 80&ndash;100 mm cores, which balance first cost against running cost.<\/p>\n<\/div>\n<div style=\"border-left: 3px solid #2e72ab; padding: 16px 20px; margin-bottom: 14px; background: #ffffff; border-radius: 0 8px 8px 0; box-shadow: 0 2px 6px rgba(0,0,0,0.04);\">\n      <strong style=\"color: #1a1a2e;\">How is frost and ice buildup prevented on the door?<\/strong><\/p>\n<p style=\"margin: 8px 0 0; color: #444;\">Self-regulating heating cables run through the frame, threshold, and gasket channel to keep those surfaces above the dew point, while multi-lip EPDM seals hold an airtight closure. Together they stop ice from bonding the leaf to the frame during continuous deep-freeze duty.<\/p>\n<\/div>\n<div style=\"border-left: 3px solid #2e72ab; padding: 16px 20px; margin-bottom: 14px; background: #ffffff; border-radius: 0 8px 8px 0; box-shadow: 0 2px 6px rgba(0,0,0,0.04);\">\n      <strong style=\"color: #1a1a2e;\">Should I choose a manual or a motorized sliding door?<\/strong><\/p>\n<p style=\"margin: 8px 0 0; color: #444;\">Manual operation is dependable for low-traffic personnel and pallet doors. Motorized sliding with radar, push-button, or induction-loop activation suits high-traffic logistics openings, cutting open time and cold-air loss while adding obstacle detection and emergency release.<\/p>\n<\/div>\n<div style=\"border-left: 3px solid #2e72ab; padding: 16px 20px; margin-bottom: 14px; background: #ffffff; border-radius: 0 8px 8px 0; box-shadow: 0 2px 6px rgba(0,0,0,0.04);\">\n      <strong style=\"color: #1a1a2e;\">Why specify stainless steel skins for a cold storage door?<\/strong><\/p>\n<p style=\"margin: 8px 0 0; color: #444;\">AISI 304 stainless resists the humidity, cleaning chemicals, and salt found in food and seafood plants. Its non-porous surface meets HACCP washdown demands and stays cleanable through thousands of wash cycles, extending service life in aggressive cold-chain environments.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What door thickness do I need for a -40 degC freezer?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"For deep-freeze rooms at -40 degC, specify a 120-150 mm PU core to keep the exterior skin above the dew point. 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Motorized sliding with radar or push-button activation suits high-traffic logistics openings, cutting open time and cold-air loss while adding obstacle detection.\"}},{\"@type\":\"Question\",\"name\":\"Why specify stainless steel skins for a cold storage door?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"AISI 304 stainless resists humidity, cleaning chemicals, and salt found in food and seafood plants. Its non-porous surface meets HACCP washdown demands and stays cleanable through thousands of wash cycles.\"}}]}<\/script><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<div id=\"modal-trg-txt-wrap-2768\" class=\"ult-modal-input-wrapper ult-adjust-bottom-margin   vc_custom_1691416095618  \" data-keypress-control=\"keypress-control-enable\" data-overlay-control=\"overlay-control-enable\"><button  data-ultimate-target='#modal-trg-txt-wrap-2768 .btn-modal'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  style=\"background:#f39402;border-color:#f39402;color:#ffffff; \" data-class-id=\"content-6aa45ecee7b9d3-58975641\" class=\"btn-modal ult-responsive btn-primary btn-modal-lg overlay-show ult-align-center btn-id-6aa45ecee7b9d3-58975641\" data-overlay-class=\"overlay-cornerbottomleft\">Send Inquiry<\/button><\/div>\n<div class=\"ult-overlay content-6aa45ecee7b9d3-58975641 \" data-class=\"content-6aa45ecee7b9d3-58975641\" id=\"button-click-overlay\" 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!important; margin: 0 auto !important; box-sizing: border-box !important;\">\n<!-- Centered Brand Logo Box (3D Logo Container) --><\/p>\n<div class=\"form-logo-box\"><img decoding=\"async\" class=\"form-logo\" src=\"https:\/\/www.raxpanel.com\/wp-content\/uploads\/2025\/09\/rax-panel-logo-big.png\" alt=\"RaxPanel Logo\" \/><\/div>\n<p><!-- Header --><\/p>\n<div class=\"form-header\">\n<h3>Sandwich Panel Manufacturer<\/h3>\n<\/div>\n<p><!-- B2B Strengths --><\/p>\n<div class=\"form-strengths-inline\">Custom Core &amp; Skin &bull; Tailored Dimensions<\/div>\n<p><!-- Contact Form --><\/p>\n<div class=\"form-body\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f9-o5\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"9\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/ru\/wp-json\/wp\/v2\/pages\/10131#wpcf7-f9-o5\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Contact form\" novalidate=\"novalidate\" 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target=\"_blank\" rel=\"noopener\">Terms of Service<\/a><\/span>\u00a0<span style=\"color: #999999;\">apply<\/span>.<\/span>\n<\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n<\/div>\n<p><!-- Trust Badges --><\/p>\n<div class=\"form-footer-trust\">\n<div class=\"trust-item\">ISO 9001:2015 Certified<\/div>\n<div class=\"trust-item\">NDA Protected<\/div>\n<\/div>\n<\/div>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><div class=\"ult-space\"><\/div><\/div><\/div><\/div><\/div><\/div><\/div><!-- Row Backgrounds --><div class=\"upb_color\" data-bg-override=\"ex-full\" data-bg-color=\"#f7f7f7\" data-fadeout=\"\" data-fadeout-percentage=\"30\" data-parallax-content=\"\" data-parallax-content-sense=\"30\" data-row-effect-mobile-disable=\"true\" data-img-parallax-mobile-disable=\"true\" data-rtl=\"false\"  data-custom-vc-row=\"\"  data-vc=\"7.3\"  data-is_old_vc=\"\"  data-theme-support=\"\"   data-overlay=\"false\" data-overlay-color=\"\" 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