Clear PVB Film Roll for Safety Laminated Glass
The automotive laminated glass PVB film is widely used in cars, buses, high-speed rail, its versatility not only has anti-penetration and anti-splash and other safety performance and it can play comfort, security, and other effects. And on this basis it can further improve the added value, with a quiet space to maintain the sound insulation and it can inhibit the internal temperature of the heat insulation and so on.
Product Details：
Item： 0.38mm ；0.76mm
Appearance requirements
AppearanceAchromic or yellowish transparent film with leveled surface without scratch or fold
1.2 A-shaped impurities and blister
<0.5mm： Allowed to exist dispersively
>0.5mm一1.5mm： Not more than 8 ones for each rollNot more than 5 ones for each roll
Mark them, and add 1m at each place.
2. Geometrical size
2.1Thickness (mm)：0.38±0.015；0.76±0.02
2.2EvennessThe transverse thickness deviation within the distance of 25mm ~ E does not exceed 15 um;
The transverse thickness deviation within a distance of 50mm ~ E does not exceed 20 um
2.3Length tolerance(m) Not less than the labeled length
2.4Width tolerance(mm) 0—20
3.Moisture content(%) 0.35一0.55
4.Tensile strength(MPa) ≥20
5. Elongation at break(%) ≥200
6.Haze ratio(%) ≤0.6
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