Big Fireclay Bottom Blocks for Fire Brick Furnace
Specifications
The products are especially suitable to build the bottom of furnace, cooling and working end side wall of glass furnace.Using big vibrating table and adopting special castables, the company produces furnace large fireclay blocks with vibrate moulding technology. The physical and chemical properties and appearance of the blocks have exceeded the national standards. The resistant ability to molten glass of the products is better than that of fanditional casting process products and ramming products . the products are especially suitable to build the bottom of furnace, cooling and working end side wall of glass furnace.
Physical and chemical index :
Item |
Behaviors |
|
Physical properties |
Refractoriness(°C) | 1750 |
| Bulk Density (g/cm3) | 2.3 |
|
| Apparent Porosity?(%) | 18 |
|
| Cold Crushing Strength (MPa) | 50 |
|
| 0.2Mpa Softening Temp Under Load(°C) | 1450 |
|
| Permanent Linear Change(%) 1400°Cx2h | ±0.2 |
|
Chemical Composition(%) |
Al2O3
|
40 |
Fe2O3
|
1.5 |
|
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