Product Details
Special Alumina Bricks are made by high grade of sillimanite,andalusite,mullite, corundum as raw material, It can resist corrosion of molten and corrosion of industrial slag. with high refractoriness, low creep and mechanical behavior under high temperature, high refractoriness under the load,good thermal shock resistance and slag resistance.
Features Of Special Alumina Brick
Good performance in high temp refractoriness under load
Higher temperate resistant with good refractoriness
Lower impurity content
Good thermal shock resistance performance
Excellent resistance in slag abrasion
Good cold crush strength
Applications Of Special Alumina Brick
Lime Kiln Cement Kiln
Various Rotary kiln
Glass melting Tank
Electric Arc Furnace
Blast Furnace
Chamber Combustor
Nonferrous Metal Furnace
Various high-temp Furnace
Specifications Of Special Alumina Brick
SPecial-alumina refractory birck
JUCOS Alumina contents range from 60% to 80%
Widely used throughout metallurgical industry
Physical And Chemical Indicators For Special Alumina Brick
| Brand Properties | SAL80 | SAL75 | SAL70 | SAL60 | |
| Refractoriness (SK) | 39 | 39 | 38 | 37 | |
| Apparent Porosity (%) | 17 | 18 | 18 | 18 | |
| Bulk Density (g/cm3) | 2.75 | 2.65 | 2.65 | 2.50 | |
| ColdCrushing Strength (MPa) | 80 | 70 | 70 | 60 | |
| @ 1,000℃ Thermal Linear Expansion(%) |
0.65 | 0.65 | 0.55 | 0.53 | |
| @ 1,500℃ x 2hrs Permanent Linear Change(%) |
±0.2 | ±0.2 | 1450℃x2h ±0.2 | 1450℃x2h ±0.2 | |
| @0.2MPa Refractoriness Under Load (℃) |
1,670 | 1,650 | 1,600 | 1,580 | |
| Chemical Composition (%) |
Al2O3 | 80 | 76 | 70 | 60 |
| Fe2O3 | 0.8 | 1.0 | 1.2 | 1.2 | |
| Main Applications | Lime Kiln Cement Kiln Various Rotary kiln Glass melting Tank Electric Arc Furnace Blast Furnace Chamber Combustor Nonferrous Metal Furnace Various high-temp Furnace |
||||
Pictures Of Special Alumina Brick