河北富晶特玻新材料科技有限公司--官网

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 Product characteristics
1, good high temperature resistance, chemical stability
2, excellent thermal shock resistance
3, excellent transmittance, can be used for a variety of optical applications
4, excellent visual effects
5, super fire
technical parameter
1, the factory size (mm): 1150 x 850; 1200 x 600; * * 1700
Other dimensions can be produced according to requirements
2, thickness (mm):2.0-18
3, density (g/ cm (at 3) 25 C):2.23 + 0.02
Expansion coefficient (alpha) (20-300 DEG C):3.3 + 0.1 * 10-6
1, softening point (c):820 + 10
2, the same film temperature difference (c):100 >300 (enhanced)
3, the thermal shock resistance (c) = 125 >300 (enhanced)
4, the maximum operating temperature (c) = 450
5, transmittance: 92% (thickness = 4mm) 91% (thickness of 5mm)
Chemical properties
1, water resistance: ISO719/DIN12111 ISO720 HGA1
2, acid resistance: ISO1776/DIN12116 1
3, alkali resistance: ISO695/DIN52322 A2
Electrical properties
1, the resistivity of LG P: 8 x cm at 250 C
2, the dielectric loss of Tan (1 MHz 20 sigma C):38 * 10-4
3, dielectric constant: epsilon =4.7

 

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