high-borosilicate glass processing

General:

Glass type

Borosilicate Glass 3.3

Manufacturing

Float process

Color

Clear

Sizes:

Thickness (mm)

1.*0

2.*5

3.*0

3.*0

5.*0

6.*0

7.*0

2.*0

2.*5

3.*0

4.*0

5.*0

6.*0

8.*0

Thickness tolerance

±0.2

±0.3

Dimension

**0mmx***0mm(max.**0mm x***0mm)

Net sized glass of strengthening can be supplied
Glass of cut size is available

Size tolerance

L≤1m

1m

±1mm

±2mm

Physical Properties:

Density (at *5°C)

2.*3±0.*2g/cm 3

Modulus of elasticity

*8kN/mm 2

Thermal Date:

Coefficient of expansion (*****0°C)

3.3±0.1 x*0 *6

Softening point

**0±*0°C

Strain point

**6±*0°C

Thermal conductivity at *0°C

1.2W/mk

Caloricity

(*****0°C) 0.*2KJ x(kg xK) *1

Thermal shock resistance
Strengthening type

**0K
>**0K

Identical temperature difference
Strengthening type

**0K
>**0K

Maximum working temperature
Short time (<*0h)
Long time (>*0h)

**0°C
**0°C

Optical Property:

Refractive index

nd: 1.****4

Light transmission

Thickness (mm)

2

3

4

5

6

7

8

Numerical value

*2%

*1%

Chemical Performance:

Water resistance

ISO**9/DIN****1 HGB1
ISO**0 HGA1

Acid resistance

ISO***6/DIN****6 1

Alkali resistance

ISO**5/DIN****2 A2

Electrical Property:

Specific resistance lg ρ

8.0Ωxcm at **0°C

Dielectric dissipation fraction tan σ(1MHz *0°C)

*8x*0 *4

Dielectric constant

ε=4.7