Our fast dissolving type water-soluble plastic film standard

by:POLYVA     2021-02-04
Fast dissolving type water-soluble plastic film production of our company is according to the following standards inspection: < br /> 1, appearance: the appearance of basic smooth level off, without obvious concave and convex marks, bubbles, impurities, corrugated, defects such as cracks. Among them: 1) Impurities, diameter & le; 0. 8 mm, quantity & le; 25 per square metre of 2) Bubbles, diameter & le; 1. 0 mm, quantity & le; 25 per square metre (3) Wrinkles, allowing a small amount of 4) Transverse uniformity, & le; < br /> 2, 2 mm size deviation: width & plusmn; 2 mm, thickness & plusmn; 0. 005 mm, length & plusmn; 1 m < br /> 3, the same film joint: & le; 2 < br /> 4, technical indicators: 1) The tensile strength & gt; 25 Mpa2) Elongation at break & gt; 3) 180% Right Angle tearing force & gt; 80 KN/m < br /> 5, water-soluble can: begin to dissolve & lt; < br /> 25 seconds completely dissolved & lt; Completely dissolved after 20 minutes without filiform flake impurities. ( Measure the water temperature is 25 ℃ 6 cm & times; 6 cm plate test) < br /> 6, storage period: 2 years. ( Storage of the goods does not be affected with damp be affected with damp circumstances) Special product to be agreed upon another < br /> < br />
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