Fireplace glass
Features:
Our flat borosilicate 3.3 float glass sheet is equivalent with schott's borofloat series.
Mechanical performance
Density 2.23+/-0.02g/cm3
Thermodynamic performance
Thermal expansion coefficient (0-300) 3.3+/-0.1x10-6k-1
Softening point 820+/-10
Strain point 516+/-10
Caloricity (20-100) 0.82kj x (kgxk)-1
Thermal coefficient 1.2wxmxk-1
Thermal shock resistance 180k
Strengthening type 300k
Identical temperature difference 100k
Strengthening type 300 k
Maximum working temperature short time(<10h): 500
Long time(>10h): 450
Chemical performance
Water resistance iso719/din12111 hgb1/iso720 hga1
Acid resistance iso1776/din12116 1
Alkali resistance iso695/din52322 a2
Optical property
Refractive index nd: 1.47384
Transmittance spectrum curve
Electrical property
Specific resistance lg 8.0+xcm at 250
Dielectric dissipation fraction tan = (1 megacycle at 20): 38x10-4
Dielectric constant s=4.7
Available thickness (mm):
1.50+/-0.20 4.00 +/-0.15
2.00+/-0.20 5.00+/-0.15
2.25+/-0.20 5.50+/-0.15
2.75+/-0.20 6.00 +/-0.15
3.0+/-0.20 6.50+/-0.20
3.30+/-0.20 7.50+/-0.30
3.80+/-0.15 8.00+/-0.30
We also do the follows to customers' requirements:
Cutting
Round corner
Round edge
Surface fine polishing
Hole drilling
Coating
Surface printing and sand blasting
Thermal bending
Wooden crate package
