{"product_id":"absorption-tester-cobb-water-absorption-tester-paper-board-surface-water-absorption-tester","title":"Absorption Tester Cobb Water Absorption Tester Paper Board Surface Water Absorption Tester","description":"\u003ch2 data-section-id=\"1o95f3g\" data-start=\"240\" data-end=\"256\"\u003eMain Function\u003c\/h2\u003e\n\u003cp data-start=\"257\" data-end=\"403\"\u003eThe absorbability tester is used to determine the \u003cstrong data-start=\"307\" data-end=\"359\"\u003ewater absorption of paper and cardboard surfaces\u003c\/strong\u003e using the absorbability \/ Cobb test method.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1tc4sim\" data-start=\"405\" data-end=\"416\"\u003eStandard\u003c\/h2\u003e\n\u003cp data-start=\"417\" data-end=\"459\"\u003eDesigned according to the requirements of:\u003c\/p\u003e\n\u003cp data-start=\"461\" data-end=\"478\"\u003e\u003cstrong data-start=\"461\" data-end=\"478\"\u003eGB\/T1540-2002\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"dlugwv\" data-start=\"480\" data-end=\"494\"\u003eApplication\u003c\/h2\u003e\n\u003cp data-start=\"495\" data-end=\"532\"\u003eUsed for testing water absorption on:\u003c\/p\u003e\n\u003cul data-start=\"534\" data-end=\"630\"\u003e\n\u003cli data-section-id=\"nsrha0\" data-start=\"534\" data-end=\"550\"\u003ePaper surfaces\u003c\/li\u003e\n\u003cli data-section-id=\"809rxc\" data-start=\"551\" data-end=\"571\"\u003eCardboard surfaces\u003c\/li\u003e\n\u003cli data-section-id=\"1tat0kc\" data-start=\"572\" data-end=\"594\"\u003ePaperboard materials\u003c\/li\u003e\n\u003cli data-section-id=\"ywi46i\" data-start=\"595\" data-end=\"630\"\u003eVarious absorbent sheet materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"rv0du4\" data-start=\"632\" data-end=\"646\"\u003eTest Method\u003c\/h2\u003e\n\u003cp data-start=\"647\" data-end=\"728\"\u003eThe instrument uses the \u003cstrong data-start=\"671\" data-end=\"691\"\u003eCobb test method\u003c\/strong\u003e to measure surface water absorption.\u003c\/p\u003e\n\u003cp data-start=\"730\" data-end=\"750\"\u003eIt is also known as:\u003c\/p\u003e\n\u003cul data-start=\"752\" data-end=\"871\"\u003e\n\u003cli data-section-id=\"uvsj3v\" data-start=\"752\" data-end=\"776\"\u003eCobb absorbency tester\u003c\/li\u003e\n\u003cli data-section-id=\"1rc7pu3\" data-start=\"777\" data-end=\"817\"\u003ePaper surface absorption weight tester\u003c\/li\u003e\n\u003cli data-section-id=\"196gzjv\" data-start=\"818\" data-end=\"871\"\u003ePaper and cardboard surface water absorption tester\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"17kul15\" data-start=\"873\" data-end=\"897\"\u003eMeasurement Principle\u003c\/h2\u003e\n\u003cp data-start=\"898\" data-end=\"1043\"\u003eThe tester measures how much water is absorbed by the surface of paper or cardboard per unit area under specific pressure, temperature, and time.\u003c\/p\u003e\n\u003ch2 data-section-id=\"z8lf3g\" data-start=\"1045\" data-end=\"1066\"\u003eCobb Value Formula\u003c\/h2\u003e\n\u003cp data-start=\"1067\" data-end=\"1090\"\u003e\u003cstrong data-start=\"1067\" data-end=\"1090\"\u003eC = (G2 - G1) × 100\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1092\" data-end=\"1098\"\u003eWhere:\u003c\/p\u003e\n\u003cul data-start=\"1100\" data-end=\"1255\"\u003e\n\u003cli data-section-id=\"2ak0ly\" data-start=\"1100\" data-end=\"1156\"\u003e\n\u003cstrong data-start=\"1102\" data-end=\"1107\"\u003eC\u003c\/strong\u003e = Adjustable water absorption value \/ Cobb value\u003c\/li\u003e\n\u003cli data-section-id=\"19h17fx\" data-start=\"1157\" data-end=\"1206\"\u003e\n\u003cstrong data-start=\"1159\" data-end=\"1165\"\u003eG1\u003c\/strong\u003e = Mass of sample before water absorption\u003c\/li\u003e\n\u003cli data-section-id=\"10m8jwz\" data-start=\"1207\" data-end=\"1255\"\u003e\n\u003cstrong data-start=\"1209\" data-end=\"1215\"\u003eG2\u003c\/strong\u003e = Mass of sample after water absorption\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"F A J Trading L.L.C","offers":[{"title":"Default Title","offer_id":47717285855468,"sku":null,"price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/8139\/5436\/files\/4_2048x2048_901b6c4d-956e-47d8-a957-dda534c9dd84.webp?v=1780893588","url":"https:\/\/www.fajtradingllc.com\/products\/absorption-tester-cobb-water-absorption-tester-paper-board-surface-water-absorption-tester","provider":"F A J Trading L.L.C","version":"1.0","type":"link"}