borosilicate float glass

Product feature:

1. low thermal expansion coefficient

2. high working temperature

3. high thermal shock resistance.

4. Dimensions 1150×1700mm 1150*850 （Maximum1700×2000mm）

5. 2--20mm

Mechanical Performance

Density ρ 2.23+/-0.02g/cm³

Thermodynamic Performance

Thermal expansion coefficient (0-300°C ) 3.3+/-0.1x10^-6K^-1

Softening point 820+/-10°C

Strain point 516+/-10°C

Caloricity (20-100°C) 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 °C

Long time(>10h): 450°C

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 lgN 8.0Ω xcm at 250°C

Dielectric dissipation fraction tanσ (1 megacycle at 20): 38x10^-4

Dielectric constant ε=4.7

 

Use:
1.Household appliances(Oven inside glass panel, Microwave pallets, Stove Panel)
2.Environmental engineering, Chemical engineering(Refractory lining, Chemical reaction kettle, Safety sight glass)
3.Lighting（Spotlight, High-power flood lighting of Protection glass）
4.Solar power generation（Solar cell substrate）
5.Precision instrument（Optical filter）
6.Semiconductor technology（Chip, Display glass）
7.Medical technology, Biological Engineering
8.Safety protection（Bullet-proof glass）