ãItem0.38mm0.76mm
ããAppearance requirements
ããAppearanceAchromic or yellowish transparent film with the leveled surface without scratch or fold
ãã1.2 A-shaped impurities and blister
ãã<0.5mmAllowed to exist dispersively
ãã>0.5mmä¸1.5mmNot more than 8 ones for each rollout more than 5 ones for each roll
ããMark them, and add 1m at each place.
ãã2.Geometrical size
ãã2.1Thickness (mm)0.38±0.0150.76±0.02
ãã2.2EvennessThe transverse thickness deviation within distance of 25mm ~ E does not exceed 15 um;
ããThe transverse thickness deviation within a distance of 50mm ~ E does not exceed 20 um
ãã2.3Length tolerance(m) Not less than labeled length
ãã2.4Width tolerance(mm)0â20
ãã3.Moisture content(%)0.35ä¸0.55
ãã4.Tensile strength(MPa)â¥20
ãã5. Elongation at break(%)â¥200
ãã6. Haze ratio(%)â¤0.6
ãã7. Shrinking percentage(60~C/1 5min)(%)â¤8
ããJiaxing Fuying Composite Materials is China PVB Film Manufacturers and OEM PVB Films factory. our company is committed to building a composite functional film, PVB double glass tovoltaic module application demonstration, and promotion base, and a PVB research institute, forming a marketing center, industry conference center, product display, and a PVB composite functional film and tovoltaic product manufacturing base. Traditional double glass module package: EVA+EVAï¼EVA+POE, POE+POE. Jiaxing Fuying double glass module package: PVB+PVB. We offer wholesale PVB Film for you and promote the products to the world.