By certification 
The products are made of mullite-sic or corundum-sic,add tiny powder and other admixture.used of dry quenching's equipment.It is excellent thermal shock stability instrument,resistance wear,acid,high-temperature.
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Functions
Parameters
Items
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JCGZ-1
Mullite-Sic Castable
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JCGZ-2
Corundum-Sic Castable
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JCGZ-3
Abrasion-proof Castable
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|
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Chemical compositions
??%??
|
Al2O3
|
≥55 |
≥60 |
≥55 |
SiC |
≥16 |
≥15 |
≥10 |
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Bulk density
??g/cm3??
|
(110?榴imes;24h) |
≥2.65 |
≥2.70 |
≥2.65 |
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Compressive strength
??110?栍pa??
|
??100?榴imes;3h?? |
≥80 |
≥100 |
≥40 |
??1350?榴imes;3h?? |
≥85 |
≥110 |
≥80 |
|
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Breaking strength
??110?栍pa??
|
??1350?榴imes;3h?? |
≥18 |
≥20 |
≥10 |
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Thermal shock resistance
??Water cooling/time 1100?棩
|
≥40 |
≥40 |
/ |
|
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Linear change rate
??%??
|
??1350?榴imes;3h?? |
±0.5 |
±0.4 |
±0.5 |
