Content

Density

CompressiveStrength

Max servicetemp

SiO2≥99.9%

2.20-2.30 g/cm3

1000 Mpa

1450°C

Density 20°C kg.m-3(x103)

  2.2

Coefficient of expansion 25-300°C°C-1(x10-6)

  0..56

Softening point °C

  1670

Annealing point°C

  1210

Strain pont°C

  1110

Youngs modulus(pa)

  7.3*1010

Theraml conducticity

1.38(w/mok)

Coefficient of thermal expansion(0-1000°C)

  0.55(10-5/°C)

Normal operating temperature Continuous usage

  ~1050°C

Normal operating temperature Non-continuous usage

  ~1250°C

Strain point

  ~1075°C

Strain point

  ~1180°C

Hot procesing temperature

  ~1700-2100°C

Devitrification temperature

  Starting at ~1000°C,high temperature
accelerates devitrification ,esp.with surface contaminants such
as alkaline solutions ,salts and vapors.

Dimensions(inch)

OD(mm)

Height(mm)

Wall thickness(mm)

R

r

T1

T2

T3

8"

203±2

153±3

5.5±1.5

3

8.5

305

30

10"

254±2

178±3

6.0±1.5

3.5

9

305

70

12"

305±2

228±3

6.5±1.5

4

9.5

305

80

14"

355±2

254±3

7.5±1.5

5

10.5

400

90

16"

404±2

305±3

8.5±1.5

6

11.5

400

90

18"

457±2

355±3

8.5±1.5

6

11.5

500

120

20"

508±4

381±3

10±3

6

11.0

500

120

22"

558±4.5

381±3

10±3

7

11.0

558

89

24"

610±4.5

381±3

11±2

7±1

11.0

610

89