Bulk Density(g/cm³)

2.3~2.5

2.5~2.7

2.5~2.7

2.5~2.7

Straightness

<0.07%*L

<0.07%*L

<0.07%*L

<0.07%*L

Apparent Porosity(%)

20~25

17~22

17~22

15~20

Water Absorption(%)

8~10

6~8

6~8

6~8

Thermal Shock Resistance

Good

Excellent

Very good

Very good

Max.Working Temp.(°C)

1100

1200

1250

1300

Al2O3(%)

65~68

74~76

74~76

70~72

SiO2(%)

25~27

22~24

22~24

21~23

ZrO2(%)

-

-

-

4~7

Dia.(mm)

Length(mm)

Dia.(mm)

Length(mm)

Φ65

4190-4380

Φ45

3790-3980

3990-4180

3590-3780

3790-3980

3290-3580

3590-3780

2990-3280

3390-3580

2690-2980

3190-3380

2490-2680

2690-3180

≤2480

≤2680

Φ42

3290-3580

Φ60

4190-4380

2990-3280

3990-4180

2690-2980

3790-3980

2490-2680

3590-3780

≤2480

3390-3580

Φ40

2890-3180

3190-3380

2590-2880

2690-3180

2490-2580

≤2680

≤2480

Φ55

4190-4380

Φ35     Φ33.7     Φ32

2890-3180

3990-4180

2590-2880

3790-3980

2490-2580

3590-3780

≤2480

3390-3580

Φ30      Φ27

3090-3380

3190-3380

2790-3080

2690-3180

2490-2780

≤2680

≤2480

Φ50

4190-4380

Φ25         Φ21

2790-3080

3990-4180

2490-2780

3790-3980

2290-2480

3590-3780

≤2280

3390-3580

Other size according the request of customers'.

3190-3380

2690-3180

≤2680