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Product category|Lightweight insulating castable
AL2O3: 35％-80％
Bulk Density: 1.0-1.5g/cm3
Cold Crushing Strength: ≥2MPa
Online Time: 7*24 hours
Adopts lightweight aggregates, premium refractory raw material, additives and so on as primary raw materials, and are mixed and tempered. Lightweight insulating castable features in excellent low temperature, medium temperature and high temperature mechanical performance, excellent insulating performance, energy saving, convenient construction and so on.
High temperature and durable
Resistant to rapid cooling and heating
Corrosion resistance
High mechanical strength at high temperature
It is widely used as lining material in petrochemical thermal equipment with high temperature, high pressure, chemical erosion and severe mechanical wear.
| Al₂O₃% | 35-80 | |
| Bulk density （g/cm3） | 110℃× 24 h | 1.0-1.5 |
| Compressive strength Mpa ≥ | 1110℃×3h | 6 |
| 110℃×24h | 2 | |
| Heating permanent line changes % | 1110℃×3h | ±0.5 |
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