Loading Port:China Main Port
Payment Terms:TT OR LC
Min Order Qty:-
Supply Capability:-
insulating castable refractory
1.high strength
2.high service temperature
3.good thermal shock resistance
This Low Density Castable have the characteristics as below:
1 Low density
2 High Strength
3 Good acid resistance
4 Good alkali resistance
Low Density castable Application:
It is suitable for middle and low temperature furnace linings,ceiling and mobile cover.
Main Physical and Chemical Characteristics
Name | Light Corundum mullite castable | Light Floating Bead Ceramisite Castable | Light alkali-resisting castable | Super-light castable | ||||
NO. | CB-10 | CB-13 | QJ-120 | QJ-80 | CQ-12D | CQ-13D | CQ-450 | |
Bulk Density(110°Cdried) | 1.0 | 1.3 | 1.2 | 0.8 | 1.5 | 1.7 | 0.45 | |
Temperature of linear change is no more than 1.5% after3h in the constant Temp.(°C) | 1500 | 1450 | 1200 | 1000 | 1200 | 1300 | 950 | |
Cold Crushing strength(Mpa) | 110°C dried | 7.5 | 8 | 7.8 | 7.2 | 35 | 40 | 5.5 |
1000°C×3h | 30 | 30 | 12.5 | 12 | 30 | 35 | 6.5 | |
Heat Conductivity W/m.k | 0.35 | 0.35 | 0.31 | 0.26 | 0.26 | 0.35 | 0.26 | |
Index of thermal expansion 1000°C % | 0.55 | 0.65 | 0.75 | 0.40 | 0.40 | 0.40 | 0.20 | |
Max working temperature°C | 1450 | 1500 | 1350 | 1250 | 1300 | 1300 | 980 | |
Al2O3% | >70 | >65 | >30 | >30 | >35 | >40 | >35 | |
SiO2% | <22 | <25 | <45 | <45 | <50 | <45 | <55 | |
