{"id":2899,"date":"2026-02-05T01:35:00","date_gmt":"2026-02-05T01:35:00","guid":{"rendered":"https:\/\/www.materialstests.com\/products\/tqd-01-air-permeance-tester\/"},"modified":"2026-02-05T01:35:00","modified_gmt":"2026-02-05T01:35:00","slug":"tqd-01-air-permeance-tester","status":"publish","type":"products","link":"https:\/\/www.materialstests.com\/sl\/products\/tqd-01-air-permeance-tester.html","title":{"rendered":"TQD-01 Tester zra\u010dne prepustnosti"},"content":{"rendered":"<h2>1. Predstavitev merilnika prepustnosti zraka TQD-01<\/h2>\n<p><strong>TQD-01 Tester zra\u010dne prepustnosti<\/strong>\u00a0se uporablja za dolo\u010danje prepustnosti zraka pri papirju in kartonu v obmo\u010dju srednje prepustnosti zraka po Schopperjevi metodi.<\/p>\n<p>Ta metoda se uporablja za papirje in kartone s prepustnostjo zraka med 1\u00d710\u207b\u00b2 in 1\u00d710\u00b2 \u03bcm\/(Pa\u00b7s). Metoda ni primerna za papirje in kartone z grobo povr\u0161ino, kot so krepirani in valoviti papirji, ki jih ni mogo\u010de zanesljivo pritrditi, da bi prepre\u010dili uhajanje.<\/p>\n<p><strong>TQD-01 Tester zra\u010dne prepustnosti<\/strong>\u00a0se lahko uporablja tudi za druge materiale, kot so papir za vre\u010dke za cement, papir za papirnate vre\u010dke, papir za kable, kopirni papir, industrijski filtrirni papir itd.<\/p>\n<p><strong>Prepustnost zraka:\u00a0<\/strong><\/p>\n<p>Prepustnost zraka je povpre\u010dni pretok zraka skozi enoto povr\u0161ine pri enotni razliki tlaka v enoti \u010dasa pod dolo\u010denimi pogoji.<\/p>\n<p>Prepustnost zraka se izra\u017ea v mikrometrih na paskalno sekundo [1 \u03bcm\/(Pa\u00b7s) = 1 ml\/(m\u00b2\u00b7Pa\u00b7s)].<\/p>\n<p>&nbsp;<\/p>\n<h2>2. Prednosti modela TQD-01:<\/h2>\n<p>Visoka lo\u010dljivost<br \/>\nDeluje na podlagi klasi\u010dnega spektrometri\u010dnega na\u010dela<br \/>\nLahko preizku\u0161a vnetljive, strupene in eksplozivne snovi<br \/>\nIma \u0161iroko temperaturno obmo\u010dje<\/p>\n<p>&nbsp;<\/p>\n<h2>3. Na\u010delo<\/h2>\n<p>Vpetje preskusnega kosa med dve neprepustni okrogli tesnili znanih dimenzij, pri \u010demer je absolutni zra\u010dni tlak na eni strani preskusnega obmo\u010dja preskusnega kosa enak atmosferskemu tlaku, razlika v tlaku med obema stranema preskusnega kosa pa se med preskusom ohranja na majhni, a v bistvu konstantni vrednosti. Dolo\u010ditev pretoka zraka skozi preskusno povr\u0161ino v dolo\u010denem \u010dasu.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-medium wp-image-348\" src=\"https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/TQD-01-Air-Permeance-Tester-300x300.jpg\" alt=\"TQD-01 Tester zra\u010dne prepustnosti\" width=\"300\" height=\"300\" srcset=\"https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/TQD-01-Air-Permeance-Tester-300x300.jpg 300w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/TQD-01-Air-Permeance-Tester-150x150.jpg 150w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/TQD-01-Air-Permeance-Tester-768x768.jpg 768w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/TQD-01-Air-Permeance-Tester-600x600.jpg 600w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/TQD-01-Air-Permeance-Tester-100x100.jpg 100w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/TQD-01-Air-Permeance-Tester.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h2>4. Specifikacije<\/h2>\n<div class=\"table\">\n<table style=\"height: 185px\" width=\"1218\">\n<colgroup>\n<col \/>\n<col \/><\/colgroup>\n<tbody>\n<tr>\n<td>Preskusno obmo\u010dje<\/td>\n<td>(1\u20131000) ml\/min ali 0\u201317 \u03bcm\/(Pa\u00b7s)<\/td>\n<\/tr>\n<tr>\n<td>Testno obmo\u010dje<\/td>\n<td>10 \u00b1 0,2 cm\u00b2<\/td>\n<\/tr>\n<tr>\n<td>Razlika v tlaku na preskusnem obmo\u010dju<\/td>\n<td>1 \u00b1 0,01 kPa<\/td>\n<\/tr>\n<tr>\n<td>Natan\u010dnost<\/td>\n<td>&lt;100 ml, napaka pri merjenju 1 ml<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>&gt;100 ml, odstopanje 5 ml<\/td>\n<\/tr>\n<tr>\n<td>Notranji premer pritrdilnega obro\u010da<\/td>\n<td>35,68 \u00b1 0,05 mm<\/td>\n<\/tr>\n<tr>\n<td>Osrednja koaksialnost obro\u010dnih sponk<\/td>\n<td>&lt;0,05 mm<\/td>\n<\/tr>\n<tr>\n<td>Dimenzije<\/td>\n<td>400 \u00d7 300 \u00d7 1200 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/p>\n<h2>5. Standardi<\/h2>\n<p>ISO 5636-2, ISO 5636-3, ISO 5636-5, GB\/T 458, QB\/ 1667<\/p>\n<p>&nbsp;<\/p>\n<p>\u010ce imate kakr\u0161na koli vpra\u0161anja o izdelku, se lahko obrnete na\u00a0<a href=\"https:\/\/www.materialstests.com\/sl\/contact-us.html\/\">stopite v stik z nami<\/a>,\u00a0<a href=\"https:\/\/www.materialstests.com\/sl\/\">Cell Instruments<\/a>\u00a0vam bo ponudil zadovoljivo re\u0161itev.<\/p>\n<p><a href=\"https:\/\/www.materialstests.com\/sl\/products.html\/\"><img decoding=\"async\" title=\"TQD-01 Tester zra\u010dne prepustnosti\" src=\"https:\/\/image.chukouplus.com\/upload\/C_4083\/file\/20240222\/27e953cb0f80291dd9c5ea583ae534bc.png?1\" alt=\"TQD-01 Tester zra\u010dne prepustnosti\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>1. Introduction of TQD-01 Air Permeance Tester TQD-01 Air Permeance Tester\u00a0is used to determine the air permeance of paper and board in the medium air permeance range using the Schopper method. The method is applicable to papers and boards having air permeances between1\u00d710-2~1\u00d710\u00b2um\/\uff08Pa.S\uff09. The method is unsuitable for rough surfaced papers and boards, such as [&hellip;]<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":false},"products-categories":[1468],"productstags":[],"standard-category":[],"class_list":["post-2899","products","type-products","status-publish","hentry","products-categories-paper-board-tester"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.materialstests.com\/sl\/wp-json\/wp\/v2\/products\/2899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.materialstests.com\/sl\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/www.materialstests.com\/sl\/wp-json\/wp\/v2\/types\/products"}],"version-history":[{"count":0,"href":"https:\/\/www.materialstests.com\/sl\/wp-json\/wp\/v2\/products\/2899\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.materialstests.com\/sl\/wp-json\/wp\/v2\/media?parent=2899"}],"wp:term":[{"taxonomy":"products-categories","embeddable":true,"href":"https:\/\/www.materialstests.com\/sl\/wp-json\/wp\/v2\/products-categories?post=2899"},{"taxonomy":"productstags","embeddable":true,"href":"https:\/\/www.materialstests.com\/sl\/wp-json\/wp\/v2\/productstags?post=2899"},{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.materialstests.com\/sl\/wp-json\/wp\/v2\/standard-category?post=2899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}