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Fire clay brick
Fire clay brick
Product Description:
The fire-clay brick is take selects the silicon aluminum chamotte to mount the cob brick as raw material high quality, may widely be suitable for each kind of industry kiln stove, has the very good stability in the great span's temperature range, and may have the customer request production special quality and the size.
Technique parameter:
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Target |
SK-32 |
SK-34 |
SK-36 |
|
Trioxide two aluminum (%) |
30 |
38 |
50 |
|
Ferric oxide (%) |
3 |
2.5 |
2 |
|
Refractoriness (SK) |
32 |
34 |
36 |
|
Refractoriness under load at 0.2Mpa (℃) |
1300 |
1350 |
1400 |
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Obviously porosity (%) |
22-26 |
19-23 |
20-24 |
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Bulk density (g/cm⊃3;) |
2.05-2.15 |
2.15-2.20 |
2.30-2.40 |
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Normal temperature pressure resistance intensity (MPa) |
25 |
30 |
45 |
|
Heat expansion at 1000 ℃ (%) |
0.6 |
0.6 |
0.3 |