HJPM PVB interlayer with the excellent light transparent performance, bearing high/low temperature, elasticity and well-sticking performance. PVB is becoming the necessary productions materials of all kinds of safety glass. And the expert think the laminated safety glass is becoming main materials in the automobiles and construction market.

Density 1.069 g/cm
Transmittance >88.5 % (Note 1)
Refractive Index 1.47-1.50 (Note 1)
Tensile Strength >20 MPa (Note 2)
Tensility of Peak >200 % (Note 2)
Moisture 0.35-0.55 % (Note 3)
Ration of shrinkage <6 % (Note 4)
Test of strike 3-9 (Note 5)
Deviation of width expected value10



Every Layer of the PVB film is separated by PE film, and then vacuumed by aluminum foil. Each rolls packaged in fumigated wooden case.