{"id":2320,"date":"2026-08-26T18:03:48","date_gmt":"2026-08-26T18:03:48","guid":{"rendered":"https:\/\/mampack.net\/?p=2320"},"modified":"2026-08-26T18:03:48","modified_gmt":"2026-08-26T18:03:48","slug":"cardboard-cores","status":"publish","type":"post","link":"https:\/\/mampack.net\/en\/cardboard-cores\/","title":{"rendered":"Cardboard Cores"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">If the core is wrong, the roll is wrong. Too wide, too soft, or too damp, and you get outofshape rolls, slow winding, and rejected shipments.<\/span><\/p>\n<p><span style=\"font-weight: 400;\"><a href=\"https:\/\/mampack.net\/en\/our-products\/\"><strong>Cardboard cores<\/strong><\/a> are a technical spec, not a catalog item. Internal diameter, wall thickness, flat crush, and moisture all depend on your material, roll weight, and machine.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Below, standard sizes, the specs that matter, and how to pick a supplier.<\/span><\/p>\n<h2><b>What Is a Cardboard Core?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">It&#8217;s the tube your material winds around, and it carries the weight of the roll from the machine to the customer&#8217;s floor.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Made from layers of paperboard wound and glued into a rigid tube<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Defined by four numbers: internal diameter, wall thickness, length, and flat crush<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Also called paper cores, industrial paper cores, or paper tubes, same product<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Comes in standard sizes (2&#8243;, 3&#8243;, 6&#8243;, 8&#8243;) or built to your spec<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00a0Holds the roll straight during winding, storage, and transport<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">MAMPACK produces paper tubes and industrial paper cores to the specification your line requires, in standard sizes and custom dimensions. Send us your specs and our technical team will get back to you.<\/span><\/p>\n<div class=\"button-container\"><a class=\"contact-button\" href=\"tel:+201222204165\">Call Us<\/a><br \/>\n<a class=\"whatsapp-button\" href=\"https:\/\/wa.me\/+201224313333?text=\" target=\"_blank\" rel=\"noopener\">Chat on WhatsApp<\/a><\/div>\n<h3><b>Cardboard Cores vs Paper Cores \u2014 Is There a Difference?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Different names for the same product:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cardboard core, paper core, industrial paper core, and paper tube all describe the same item.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The name changes by industry and by market, not by the product.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">MAMPACK uses &#8220;paper tubes and industrial paper cores&#8221; across all sizes and specifications.<\/span><\/li>\n<\/ul>\n<h3><b>How Cardboard Cores Are Made<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Production runs through seven stages, each one controlling a different part of the final spec:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Paper is cut into strips and wound in layers around a mandrel<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Layers are glued to build the required wall thickness<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cores are dried to a controlled moisture level of 4 to 7 percent<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cut to the required length<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Inspected for diameter, thickness, length, flat crush, and edge quality before delivery<\/span><\/li>\n<\/ul>\n<p><strong data-start=\"0\" data-end=\"230\" data-is-only-node=\"\">Choosing the <a href=\"https:\/\/mampack.net\/en\/best-rotogravure-printing-company-mampack\/\">Best Rotogravure Printing Company<\/a> ensures high-quality, precise, and consistent printing with advanced rotogravure technology, making it ideal for flexible packaging and demanding industrial printing applications<\/strong><\/p>\n<h2><b>Standard Cardboard Core Sizes\u00a0<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">\u00a0Four standard sizes cover most production lines. Cardboard core sizes are defined by internal diameter, wall thickness, weight, and flat crush:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 400;\">Size<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Internal Diameter<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Wall Thickness<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Weight<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Flat Crush<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">2&#8243;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">50mm<\/span><\/td>\n<td><span style=\"font-weight: 400;\">3\u201313mm<\/span><\/td>\n<td><span style=\"font-weight: 400;\">200\u2013850 g\/piece<\/span><\/td>\n<td><span style=\"font-weight: 400;\">1,000\u20131,500 N\/10cm<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">3&#8243;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">76mm<\/span><\/td>\n<td><span style=\"font-weight: 400;\">4\u201320mm<\/span><\/td>\n<td><span style=\"font-weight: 400;\">From 12 g\/piece<\/span><\/td>\n<td><span style=\"font-weight: 400;\">600\u20136,000 N\/10cm<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">6&#8243;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">152mm<\/span><\/td>\n<td><span style=\"font-weight: 400;\">5\u201320mm<\/span><\/td>\n<td><span style=\"font-weight: 400;\">From 75 g\/piece<\/span><\/td>\n<td><span style=\"font-weight: 400;\">600\u20133,000 N\/10cm<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">8&#8243;<\/span><\/td>\n<td><span style=\"font-weight: 400;\">204mm<\/span><\/td>\n<td><span style=\"font-weight: 400;\">4\u201320mm<\/span><\/td>\n<td><span style=\"font-weight: 400;\">From 175 g\/piece<\/span><\/td>\n<td><span style=\"font-weight: 400;\">800\u20132,000 N\/10cm<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>Large Diameter Cores Up to 450mm<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">MAMPACK is the only manufacturer in the region producing cardboard cores up to 450mm in diameter:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Produced to the same tolerance and quality standards as the standard sizes.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Full custom manufacturing available for any dimension your line requires.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Send your specifications and quantity and our technical team will review them.<\/span><\/li>\n<\/ul>\n<p><strong data-start=\"0\" data-end=\"236\" data-is-only-node=\"\">Choosing the <a href=\"https:\/\/mampack.net\/en\/best-cardboard-core-manufacturers-mampack\/\">Best Cardboard Core Manufacturers<\/a> ensures precise dimensions, consistent strength, reliable production capacity, and custom solutions tailored to packaging, printing, tape, insulation, and other industrial applications.<\/strong><\/p>\n<h2><b>Cardboard Core Specifications\u00a0<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Nobody inspects a core until something goes wrong with the roll. These three specs are usually where it went wrong:<\/span><\/p>\n<h3><b>\u00a0\u00a0\u00a0\u00a0Internal Diameter Accuracy<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The core has to sit on your machine&#8217;s shaft without play.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Standard internal diameters: 50mm, 76mm, 152mm, and 204mm.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Diameter is checked against spec before delivery.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A diameter that is off means an unstable roll and slower winding.<\/span><\/li>\n<\/ul>\n<h3><b>\u00a0\u00a0\u00a0\u00a0Wall Thickness and Flat Crush Resistance<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Wall thickness carries the roll weight. Flat crush tells you how much pressure the core takes before it deforms:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Wall thickness from 3mm to 20mm depending on size.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Flat crush from 600 to 6,000 N\/10cm depending on size and spec.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Heavier rolls and higher winding tension need a thicker wall and higher flat crush.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Both are tested before delivery.<\/span><\/li>\n<\/ul>\n<h3><b>\u00a0\u00a0\u00a0\u00a0Moisture Content and Dimensional Stability<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Moisture is what makes a core bend or change dimensions after it leaves the factory.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Controlled moisture content of 4 to 7 percent across all sizes.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Prevents warping and dimensional change in storage and transport.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cores are dried under control, not left to air dry.<\/span><\/li>\n<\/ul>\n<p><strong data-start=\"0\" data-end=\"248\" data-is-only-node=\"\">Choosing the<a href=\"https:\/\/mampack.net\/en\/best-insulation-cardboard-company-mampack\/\"> Best Insulation Cardboard Company<\/a> ensures high-quality, durable, and precisely manufactured insulation cardboard solutions designed for reliable thermal and electrical insulation applications across various industrial requirements.<\/strong><\/p>\n<h2><b>\u00a0Industries and Applications for Cardboard Cores<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">If it comes on a roll, it&#8217;s wound on a core. What changes from one industry to the next is the spec.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Stretch film<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Aluminum foil<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Rotogravure printing<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Flexible packaging<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Textile<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Paper<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tape and labels<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Artificial grass<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sorting and packing stations (citrus, potatoes)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Insulation material winding<\/span><\/li>\n<\/ul>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-2321 size-full\" src=\"https:\/\/mampack.net\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_8wc4jy8wc4jy8wc4.webp\" alt=\"Cardboard Cores\" width=\"1365\" height=\"768\" srcset=\"https:\/\/mampack.net\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_8wc4jy8wc4jy8wc4.webp 1365w, https:\/\/mampack.net\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_8wc4jy8wc4jy8wc4-300x169.webp 300w, https:\/\/mampack.net\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_8wc4jy8wc4jy8wc4-1024x576.webp 1024w, https:\/\/mampack.net\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_8wc4jy8wc4jy8wc4-768x432.webp 768w\" sizes=\"(max-width: 1365px) 100vw, 1365px\" \/><\/p>\n<h2><b>Standard vs Custom Cardboard Cores<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Standard cardboard core sizes cover most lines. When they don&#8217;t, custom cardboard cores are built to the spec you send:<\/span><\/p>\n<h3><b>When Standard Sizes Work<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Your machine takes one of the four standard internal diameters: 50mm, 76mm, 152mm, or 204mm.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Roll weight and winding tension sit inside the standard flat crush range.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Length is set at order, from 1cm to 10m.<\/span><\/li>\n<\/ul>\n<h3><b>When to Request Custom Manufacturing<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Your line needs a diameter outside the standard four, up to 450mm.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Roll weight or tension calls for a wall thickness or flat crush beyond the standard range.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A new product or a new machine, and the spec isn&#8217;t set yet.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Send the dimensions, quantity, and how the core will be used, and our technical team reviews it before production.<\/span><\/li>\n<\/ul>\n<p><strong data-start=\"0\" data-end=\"244\" data-is-only-node=\"\">Choosing the <a href=\"https:\/\/mampack.net\/en\/best-large-diameter-cardboard-core-manufacturer-mampack\/\">Best Large Diameter Cardboard Core Manufacturer<\/a> ensures high-strength, precisely engineered cores with customized diameters, lengths, and wall thicknesses for demanding packaging, printing, winding, and industrial applications.<\/strong><\/p>\n<h2><b>\u00a0How to Choose a Cardboard Core Manufacturer<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Any cardboard core manufacturer can quote a size. Here&#8217;s what MAMPACK brings to the three areas that decide the supply:<\/span><\/p>\n<h3><b>Certifications and Quality Testing<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">ISO certified for quality management<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Diameter, thickness, length, flat crush, and edge quality checked before delivery<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Moisture held at 4 to 7 percent under controlled drying<\/span><\/li>\n<\/ul>\n<h3><b>Production Capacity and Lead Times<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">1,000+ tons per month, with capacity to scale<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Large orders handled in short lead times<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Regular supply so the line doesn&#8217;t stop between orders<\/span><\/li>\n<\/ul>\n<h3><b>Technical Support and Sampling<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Specs reviewed against your roll weight, material, and machine before production<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Samples available before supply starts<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Over 100 staff and technicians, working since 2015<\/span><\/li>\n<\/ul>\n<p><strong data-start=\"0\" data-end=\"269\" data-is-only-node=\"\">Choosing the <a href=\"https:\/\/mampack.net\/en\/best-cardboard-core-manufacturer-for-citrus-sorting-stations-mampack\/\">Best Cardboard Core Manufacturer for Citrus Sorting Stations<\/a> ensures precisely engineered cores with the right inner diameter, wall thickness, strength, moisture control, and straightness for reliable performance in demanding citrus sorting operations.<\/strong><\/p>\n<h2><b>How to Order Cardboard Cores from MAMPACK<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Ordering <strong>cardboard cores<\/strong> from MAMPACK starts with the spec, not the price. Send us the numbers and we&#8217;ll come back with a quote:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Fill in the contact form on the site with your name, company, phone, email, and industry.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">In the message, include the internal diameter, wall thickness, length, quantity, and how the core will be used.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Our technical team reviews the specifications against your roll weight, material, and line.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">You get a quote, and a sample before supply starts if you want one.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">For anything urgent, reach sales on +201224313333 or Sales@mampack.net.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">In the end, the core is either right for your line or it isn&#8217;t. Send <a href=\"https:\/\/mampack.net\/en\/\"><strong>MAMPACK<\/strong> <\/a>your specifications and quantity, and our technical team will work out the rest.<\/span><\/p>\n<div class=\"button-container\"><a class=\"contact-button\" href=\"tel:+201222204165\">Call Us<\/a><br \/>\n<a class=\"whatsapp-button\" href=\"https:\/\/wa.me\/+201224313333?text=\" target=\"_blank\" rel=\"noopener\">Chat on WhatsApp<\/a><\/div>\n<h2><b>FAQs<\/b><\/h2>\n        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h3>What is a cardboard core used for?<\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tA cardboard core is the tube that material winds around, and it carries the weight of the roll from the machine to the customer's floor. It keeps the roll straight during winding, storage, and transport.                     <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h3>What are standard cardboard core sizes?<\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tThe four standard sizes are 2                    <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h3>Can cardboard cores be custom manufactured?<\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tYes. MAMPACK produces custom cardboard cores to the diameter, wall thickness, and length your line requires, including large diameters up to 450mm.                     <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h3>What&#039;s the difference between a paper core and a cardboard core?<\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tThere is no difference. Cardboard core, paper core, industrial paper core, and paper tube all describe the same product. The name changes by industry and by market.                     <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h3>How do I know if a cardboard core is high quality?<\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tCheck three things: internal diameter accuracy, wall thickness and flat crush resistance, and moisture content. MAMPACK holds moisture at 4 to 7 percent and tests diameter, thickness, length, flat crush, and edge quality before delivery.                     <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t        <section class=\"sc_fs_faq sc_card \">\n            <div>\n\t\t\t\t<h3>What industries use cardboard cores the most? <\/h3>                <div>\n\t\t\t\t\t                    <p>\n\t\t\t\t\t\tStretch film, aluminum foil, rotogravure printing, flexible packaging, textile, paper, tape and labels, artificial grass, sorting and packing stations, and insulation material winding.                     <\/p>\n                <\/div>\n            <\/div>\n        <\/section>\n\t\t\n<script type=\"application\/ld+json\">\n    {\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What is a cardboard core used for?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"A cardboard core is the tube that material winds around, and it carries the weight of the roll from the machine to the customer's floor. It keeps the roll straight during winding, storage, and transport.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What are standard cardboard core sizes?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"The four standard sizes are 2\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Can cardboard cores be custom manufactured?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Yes. MAMPACK produces custom cardboard cores to the diameter, wall thickness, and length your line requires, including large diameters up to 450mm.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What's the difference between a paper core and a cardboard core?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"There is no difference. Cardboard core, paper core, industrial paper core, and paper tube all describe the same product. The name changes by industry and by market.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"How do I know if a cardboard core is high quality?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Check three things: internal diameter accuracy, wall thickness and flat crush resistance, and moisture content. MAMPACK holds moisture at 4 to 7 percent and tests diameter, thickness, length, flat crush, and edge quality before delivery.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What industries use cardboard cores the most? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Stretch film, aluminum foil, rotogravure printing, flexible packaging, textile, paper, tape and labels, artificial grass, sorting and packing stations, and insulation material winding.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t    ]\n}\n<\/script>\n\n","protected":false},"excerpt":{"rendered":"<p>If the core is wrong, the roll is wrong. Too wide, too soft, or too damp, and you get outofshape rolls, slow winding, and rejected shipments. Cardboard cores are a technical spec, not a catalog item. Internal diameter, wall thickness, flat crush, and moisture all depend on your material, roll weight, and machine. Below, standard [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2321,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-2320","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cardboard-core"],"_links":{"self":[{"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/posts\/2320","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/comments?post=2320"}],"version-history":[{"count":3,"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/posts\/2320\/revisions"}],"predecessor-version":[{"id":2324,"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/posts\/2320\/revisions\/2324"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/media\/2321"}],"wp:attachment":[{"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/media?parent=2320"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/categories?post=2320"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mampack.net\/en\/wp-json\/wp\/v2\/tags?post=2320"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}