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Home > Products > KGB-Borosilicate glass > KGB300-borosilicate glass plate
KGB300- borosilicate glass plate

Item: KGB300
Name: borosilicate glass plate
Max size: 600mm x 600mm
Thickness: 0.5mm-30mm
Surface finish: 40/60nm
Shape: square, rectangle, round, and so on.
Max heat-resistant temperature: 500 degree C
Application: optical glass

Product Description

Flat borosilicate glass is one of our most advantage products, which has good quality and more competitive price.
Mechanical Property Reference Value
Density 2.23g/cm3
Softening Point 820℃
Annealing Point 560℃
Thermal Conductivity(20℃) 1.2W/m.℃
Coefficient of thermal expansion 3.3×10-6cm/cm.℃
Refractive index 1.47384
Light transmission (thickness 4mm) 92%
The temperature for a short time 500℃
The temperature for a long time 450℃