{"version":"1.0","provider_name":"INDUSTRIA DEI PRODOTTI QUALTECH","provider_url":"https:\/\/www.qualtechproductsindustry.biz\/it","title":"TAPPI T 549 \u2014 COF of Paper & Paperboard: Use, Purpose, and Industry Insight - QUALTECH PRODUCTS INDUSTRY","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"Iu1lK85gTa\"><a href=\"https:\/\/www.qualtechproductsindustry.biz\/it\/tappi-t-549\/\">TAPPI T 549 \u2014 COF di carta e cartone: uso, scopo e approfondimenti del settore<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.qualtechproductsindustry.biz\/it\/tappi-t-549\/embed\/#?secret=Iu1lK85gTa\" width=\"600\" height=\"338\" title=\"\u201cTAPPI T 549 \u2014 COF di carta e cartone: uso, scopo e approfondimenti del settore\u201d \u2014 QUALTECH PRODUCTS INDUSTRY\" data-secret=\"Iu1lK85gTa\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.qualtechproductsindustry.biz\/wp-includes\/js\/wp-embed.min.js\n<\/script>","description":"When you need to measure how easily paper or paperboard slides against surfaces, TAPPI T 549 provides the industry standard method for determining the coefficient of friction (COF). This test uses the horizontal plane method to measure the force needed to move one material across another at a constant speed. The test is essential for","thumbnail_url":"https:\/\/koala.sh\/api\/image\/v2-12hno0-0q9df.jpg?width=1216&#x26;height=832&#x26;dream"}