{"id":18617,"date":"2025-10-19T12:40:57","date_gmt":"2025-10-19T12:40:57","guid":{"rendered":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815-static-cof-of-corrugated-solid-fiberboard-slide-angle-methoddiscuss-the-specific-use-and-purpose-you-can-write-extensively-about-what-a-particular-astm-test-method-is-d\/"},"modified":"2025-10-19T18:37:13","modified_gmt":"2025-10-19T18:37:13","slug":"tatra-t-815","status":"publish","type":"post","link":"https:\/\/www.qualtechproductsindustry.com\/fi\/tappi-t-815\/","title":{"rendered":"TAPPI T 815 \u2014 Aaltopahvin ja kiinte\u00e4n kuitulevyn staattinen kitkakerroin: k\u00e4ytt\u00f6tarkoitukset ja merkitys"},"content":{"rendered":"<p>Aaltopahvilaatikot ja kiinte\u00e4t kuitulevypakkaukset muodostavat nykyaikaisten pakkausprosessien perustan, mutta niiden suorituskyky riippuu suuresti pintojen kitkaominaisuuksista. Se, liukuvatko laatikot kuljetuksen aikana, juuttuvatko ne pakkauslaitteisiin vai pinoutuvatko ne kunnolla varastoissa, riippuu niiden kitkakertoimista. TAPPI T 815 -standardissa mitataan aaltopahvin staattista kitkakerrointa\u2026 <\/p>\n<div class=\"pmpro\">\n<div class=\"pmpro_card pmpro_content_message\">\n<h2 class=\"pmpro_card_title pmpro_font-large\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"var(--pmpro--color--accent)\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"feather feather-lock\"><rect x=\"3\" y=\"11\" width=\"18\" height=\"11\" rx=\"2\" ry=\"2\"><\/rect><path d=\"M7 11V7a5 5 0 0 1 10 0v4\"><\/path><\/svg>Insights &amp; Commentary Collection -j\u00e4senyys vaaditaan<\/h2>\n<div class=\"pmpro_card_content\">\n<p> Sinun on oltava Insights &amp; Commentary Collection -j\u00e4sen p\u00e4\u00e4st\u00e4ksesi k\u00e4siksi t\u00e4h\u00e4n sis\u00e4lt\u00f6\u00f6n.<\/p>\n<p><a class=\"pmpro_btn\" href=\"https:\/\/www.qualtechproductsindustry.com\/fi\/membership-checkout\/?pmpro_level=1\">Liity nyt<\/a><\/p>\n<\/div>\n<div class=\"pmpro_card_actions pmpro_font-medium\">Oletko jo j\u00e4sen? <a href=\"https:\/\/www.qualtechproductsindustry.com\/fi\/login\/?redirect_to=https%3A%2F%2Fwww.qualtechproductsindustry.com%2Ffi%2Ftappi-t-815%2F\">Kirjaudu sis\u00e4\u00e4n t\u00e4\u00e4lt\u00e4<\/a><\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Corrugated boxes and solid fiberboard containers form the backbone of modern packaging operations, but their performance depends heavily on surface friction properties. Whether boxes slip during transport, jam in packaging equipment, or stack properly in warehouses comes down to their coefficient of friction values. TAPPI T 815 measures the static coefficient of friction for corrugated... <\/p>\n<div class=\"pmpro\"><div class=\"pmpro_card pmpro_content_message\"><h2 class=\"pmpro_card_title pmpro_font-large\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"var(--pmpro--color--accent)\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"feather feather-lock\"><rect x=\"3\" y=\"11\" width=\"18\" height=\"11\" rx=\"2\" ry=\"2\"><\/rect><path d=\"M7 11V7a5 5 0 0 1 10 0v4\"><\/path><\/svg>Insights &amp; Commentary Collection -j\u00e4senyys vaaditaan<\/h2><div class=\"pmpro_card_content\"><p> Sinun on oltava Insights &amp; Commentary Collection -j\u00e4sen p\u00e4\u00e4st\u00e4ksesi k\u00e4siksi t\u00e4h\u00e4n sis\u00e4lt\u00f6\u00f6n.<\/p><p><a class=\"pmpro_btn\" href=\"https:\/\/www.qualtechproductsindustry.com\/fi\/membership-checkout\/?pmpro_level=1\">Liity nyt<\/a><\/p><\/div><div class=\"pmpro_card_actions pmpro_font-medium\">Oletko jo j\u00e4sen? <a href=\"https:\/\/www.qualtechproductsindustry.com\/fi\/login\/?redirect_to=https%3A%2F%2Fwww.qualtechproductsindustry.com%2Ffi%2Ftappi-t-815%2F\">Kirjaudu sis\u00e4\u00e4n t\u00e4\u00e4lt\u00e4<\/a><\/div><\/div><\/div>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"pmpro_default_level":"","footnotes":""},"categories":[534,543],"tags":[],"class_list":["post-18617","post","type-post","status-publish","format-standard","hentry","category-science","category-tappi","pmpro-level-required","pmpro-level-1","pmpro-no-access"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>TAPPI T 815 \u2014 Static COF of Corrugated &amp; Solid Fiberboard: Uses and Importance - QUALTECH PRODUCTS INDUSTRY<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.qualtechproductsindustry.com\/fi\/tatra-t-815\/\" \/>\n<meta property=\"og:locale\" content=\"fi_FI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"TAPPI T 815 \u2014 Static COF of Corrugated &amp; Solid Fiberboard: Uses and Importance - QUALTECH PRODUCTS INDUSTRY\" \/>\n<meta property=\"og:description\" content=\"Corrugated boxes and solid fiberboard containers form the backbone of modern packaging operations, but their performance depends heavily on surface friction properties. Whether boxes slip during transport, jam in packaging equipment, or stack properly in warehouses comes down to their coefficient of friction values. TAPPI T 815 measures the static coefficient of friction for corrugated\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.qualtechproductsindustry.com\/fi\/tatra-t-815\/\" \/>\n<meta property=\"og:site_name\" content=\"QUALTECH PRODUCTS INDUSTRY\" \/>\n<meta property=\"article:published_time\" content=\"2025-10-19T12:40:57+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-19T18:37:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/koala.sh\/api\/image\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream\" \/>\n<meta name=\"author\" content=\"QUALTECH PRODUCTS INDUSTRY Science &amp; Research\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Kirjoittanut\" \/>\n\t<meta name=\"twitter:data1\" content=\"QUALTECH PRODUCTS INDUSTRY Science &amp; Research\" \/>\n\t<meta name=\"twitter:label2\" content=\"Arvioitu lukuaika\" \/>\n\t<meta name=\"twitter:data2\" content=\"17 minuuttia\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/\"},\"author\":{\"name\":\"QUALTECH PRODUCTS INDUSTRY Science &amp; Research\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/#\\\/schema\\\/person\\\/f3d5d0194c89a77c5a600a2dff638d27\"},\"headline\":\"TAPPI T 815 \u2014 Static COF of Corrugated &#038; Solid Fiberboard: Uses and Importance\",\"datePublished\":\"2025-10-19T12:40:57+00:00\",\"dateModified\":\"2025-10-19T18:37:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/\"},\"wordCount\":3383,\"image\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/koala.sh\\\/api\\\/image\\\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream\",\"articleSection\":[\"Science and Research\",\"TAPPI Test Standards\"],\"inLanguage\":\"fi\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/\",\"url\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/\",\"name\":\"TAPPI T 815 \u2014 Static COF of Corrugated & Solid Fiberboard: Uses and Importance - QUALTECH PRODUCTS INDUSTRY\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/koala.sh\\\/api\\\/image\\\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream\",\"datePublished\":\"2025-10-19T12:40:57+00:00\",\"dateModified\":\"2025-10-19T18:37:13+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/#\\\/schema\\\/person\\\/f3d5d0194c89a77c5a600a2dff638d27\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/#breadcrumb\"},\"inLanguage\":\"fi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fi\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/#primaryimage\",\"url\":\"https:\\\/\\\/koala.sh\\\/api\\\/image\\\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream\",\"contentUrl\":\"https:\\\/\\\/koala.sh\\\/api\\\/image\\\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/tappi-t-815\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"TAPPI T 815 \u2014 Static COF of Corrugated &#038; Solid Fiberboard: Uses and Importance\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/#website\",\"url\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/\",\"name\":\"QUALTECH PRODUCTS INDUSTRY\",\"description\":\"Precision Test Instruments &amp; Test Equipment &amp; Production Machinery for Research &amp; Quality Management &amp; Industrial Production\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fi\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/#\\\/schema\\\/person\\\/f3d5d0194c89a77c5a600a2dff638d27\",\"name\":\"QUALTECH PRODUCTS INDUSTRY Science &amp; Research\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fi\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/wp-content\\\/litespeed\\\/avatar\\\/1d2c6de4a1a94779b95d35e5b90c5a6f.jpg?ver=1790850538\",\"url\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/wp-content\\\/litespeed\\\/avatar\\\/1d2c6de4a1a94779b95d35e5b90c5a6f.jpg?ver=1790850538\",\"contentUrl\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/wp-content\\\/litespeed\\\/avatar\\\/1d2c6de4a1a94779b95d35e5b90c5a6f.jpg?ver=1790850538\",\"caption\":\"QUALTECH PRODUCTS INDUSTRY Science &amp; Research\"},\"sameAs\":[\"https:\\\/\\\/www.qualtechproductsindustry.com\"],\"url\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/fi\\\/author\\\/888kaiqpirich888\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"TAPPI T 815 \u2014 Aaltopahvin ja umpipahvin staattinen kitkakerroin: K\u00e4ytt\u00f6 ja merkitys \u2014 QUALTECH PRODUCTS INDUSTRY","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.qualtechproductsindustry.com\/fi\/tatra-t-815\/","og_locale":"fi_FI","og_type":"article","og_title":"TAPPI T 815 \u2014 Static COF of Corrugated & Solid Fiberboard: Uses and Importance - QUALTECH PRODUCTS INDUSTRY","og_description":"Corrugated boxes and solid fiberboard containers form the backbone of modern packaging operations, but their performance depends heavily on surface friction properties. Whether boxes slip during transport, jam in packaging equipment, or stack properly in warehouses comes down to their coefficient of friction values. TAPPI T 815 measures the static coefficient of friction for corrugated","og_url":"https:\/\/www.qualtechproductsindustry.com\/fi\/tatra-t-815\/","og_site_name":"QUALTECH PRODUCTS INDUSTRY","article_published_time":"2025-10-19T12:40:57+00:00","article_modified_time":"2025-10-19T18:37:13+00:00","og_image":[{"url":"https:\/\/koala.sh\/api\/image\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream","type":"","width":"","height":""}],"author":"QUALTECH PRODUCTS INDUSTRY Science &amp; Research","twitter_card":"summary_large_image","twitter_misc":{"Kirjoittanut":"QUALTECH PRODUCTS INDUSTRY Science &amp; Research","Arvioitu lukuaika":"17 minuuttia"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/#article","isPartOf":{"@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/"},"author":{"name":"QUALTECH PRODUCTS INDUSTRY Science &amp; Research","@id":"https:\/\/www.qualtechproductsindustry.com\/#\/schema\/person\/f3d5d0194c89a77c5a600a2dff638d27"},"headline":"TAPPI T 815 \u2014 Static COF of Corrugated &#038; Solid Fiberboard: Uses and Importance","datePublished":"2025-10-19T12:40:57+00:00","dateModified":"2025-10-19T18:37:13+00:00","mainEntityOfPage":{"@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/"},"wordCount":3383,"image":{"@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/#primaryimage"},"thumbnailUrl":"https:\/\/koala.sh\/api\/image\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream","articleSection":["Science and Research","TAPPI Test Standards"],"inLanguage":"fi"},{"@type":"WebPage","@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/","url":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/","name":"TAPPI T 815 \u2014 Aaltopahvin ja umpipahvin staattinen kitkakerroin: K\u00e4ytt\u00f6 ja merkitys \u2014 QUALTECH PRODUCTS INDUSTRY","isPartOf":{"@id":"https:\/\/www.qualtechproductsindustry.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/#primaryimage"},"image":{"@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/#primaryimage"},"thumbnailUrl":"https:\/\/koala.sh\/api\/image\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream","datePublished":"2025-10-19T12:40:57+00:00","dateModified":"2025-10-19T18:37:13+00:00","author":{"@id":"https:\/\/www.qualtechproductsindustry.com\/#\/schema\/person\/f3d5d0194c89a77c5a600a2dff638d27"},"breadcrumb":{"@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/#breadcrumb"},"inLanguage":"fi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/"]}]},{"@type":"ImageObject","inLanguage":"fi","@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/#primaryimage","url":"https:\/\/koala.sh\/api\/image\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream","contentUrl":"https:\/\/koala.sh\/api\/image\/v2-12uf3c-bni9h.jpg?width=1216&#x26;height=832&#x26;dream"},{"@type":"BreadcrumbList","@id":"https:\/\/www.qualtechproductsindustry.com\/tappi-t-815\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.qualtechproductsindustry.com\/"},{"@type":"ListItem","position":2,"name":"TAPPI T 815 \u2014 Static COF of Corrugated &#038; Solid Fiberboard: Uses and Importance"}]},{"@type":"WebSite","@id":"https:\/\/www.qualtechproductsindustry.com\/#website","url":"https:\/\/www.qualtechproductsindustry.com\/","name":"QUALTECH-TUOTTEET TEOLLISUUDESSA","description":"Tarkkuustestauslaitteet, testausv\u00e4lineet ja tuotantokoneet tutkimukseen, laadunhallintaan ja teolliseen tuotantoon","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.qualtechproductsindustry.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fi"},{"@type":"Person","@id":"https:\/\/www.qualtechproductsindustry.com\/#\/schema\/person\/f3d5d0194c89a77c5a600a2dff638d27","name":"QUALTECH-TUOTTEET TEOLLISUUS Tiede ja tutkimus","image":{"@type":"ImageObject","inLanguage":"fi","@id":"https:\/\/www.qualtechproductsindustry.com\/wp-content\/litespeed\/avatar\/1d2c6de4a1a94779b95d35e5b90c5a6f.jpg?ver=1790850538","url":"https:\/\/www.qualtechproductsindustry.com\/wp-content\/litespeed\/avatar\/1d2c6de4a1a94779b95d35e5b90c5a6f.jpg?ver=1790850538","contentUrl":"https:\/\/www.qualtechproductsindustry.com\/wp-content\/litespeed\/avatar\/1d2c6de4a1a94779b95d35e5b90c5a6f.jpg?ver=1790850538","caption":"QUALTECH PRODUCTS INDUSTRY Science &amp; Research"},"sameAs":["https:\/\/www.qualtechproductsindustry.com"],"url":"https:\/\/www.qualtechproductsindustry.com\/fi\/author\/888kaiqpirich888\/"}]}},"_links":{"self":[{"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/posts\/18617","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/comments?post=18617"}],"version-history":[{"count":1,"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/posts\/18617\/revisions"}],"predecessor-version":[{"id":18620,"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/posts\/18617\/revisions\/18620"}],"wp:attachment":[{"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/media?parent=18617"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/categories?post=18617"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.qualtechproductsindustry.com\/fi\/wp-json\/wp\/v2\/tags?post=18617"}],"curies":[{"name":"hyv\u00e4 peli","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}