1.low thermal conductivity
2.low heat storage
3.high quality and excellent character
character
1.contains no asbestos
2.low heat storage
3.good dielectric strength
4.excellent thermal shock resistance
5.low sound transmission
6.contains no asbestors
Typical applications
1.packing expansion joints in high temperture funance
2.low mass kiln cars
3.vacuum formed and moldable products
4.ladle insulation
Technical index
Items | ST | HP | HTZ |
Mavimun use temperature °C | 1260 | 1315 | 1425 |
Thermal shrinkage(%) 1000°Cx24h 1100°Cx24h 1300°Cx24h |
2.0 -- -- |
-- 2.0 -- |
-- 1.8 -- |
Chemical analysis(%) Al2O3 SiO2 ZrO2 Fe2O3 TiO2 |
46-48 49-55 --- 0.8-1.2 1.5-1.9 |
44-50 50-56 --- 0.1-0.2 0.1-0.2 |
33-37 47-51 13-19 0.1-0.2 0.1-0.2 |
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