8653-36165788
Lijia Industrial Park, Wangcun Town, Zhoucun District, Zibo, Shandong, China
Clay fire brick,clay brick factory,SK32/SK34 fire brick
Characteristics:
1. High refractoriness,High-temperature endurable .
2. Good corrosion resistance.
3. Good spalling resistance and wear resistance.
4. Good thermal shock resistance.
5. High mechanical strength.
6. High-temperature creep rate is low.
7. Good volume stability at high temperature.
Physical and chemical index:
Item/Grade | Fire clay brick | High alumina brick | |||||
SK-30 | SK-32 | SK-34 | SK-35 | SK-36 | SK-37 | SK-38 | |
AL2O3 % (≥) | 30 | 35 | 38 | 45 | 55 | 65 | 70 |
Fe2O3 % (≤) | 2.5 | 2.5 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
Refractoriness(SK) | 30 | 32 | 34 | 35 | 36 | 37 | 38 |
Refractoriness under load, 0.2MPa, °C (≥) | 1250 | 1300 | 1360 | 1420 | 1450 | 1480 | 1530 |
Apparent porosity (%) | 22-26 | 20-24 | 20-22 | 18-20 | 20-23 | 20-23 | 20-22 |
Bulk density (g/cm³) | 1.9-2.0 | 1.95-2.1 | 2.1-2.2 | 2.15-2.22 | 2.25-2.4 | 2.3-2.5 | 2.4-2.6 |
Cold crushing strength ,MPa (≥) | 20 | 25 | 30 | 40 | 45 | 50 | 60 |
Thermal expansion at 1000°C (%) | 0.8 | 0.6 | 0.6 | 0.5 | 0.3 | 0.3 | 0.2 |
Application:
Clay fire brick widely used for Coke oven, Blast furnace, Hot Blast Stove, Tunnel kiln ,Steel Ladle, Steel smelting furnace, Waste incinerators ,Casting products, Boilers, Cement kilns, Carbon furnace, Glass kilns and a variety of furnace linings and thermal equipment.
Common sizes:
Straight type | Arch type | Wedge type |
L×W×H (mm) 230×114×65 230×114×75 230×114×32 220×110×60 220×110×50 220×110×40 220×110×30 | L×W×H/h (mm) 230×114×65/55 230×114×65/45 230×114×65/59 220×110×65/50 220×110×75/65 220×110×60/40 | L×W×H/h (mm) 230×114×65/55 230×114×65/45 220×110×75/65 220×110×60/40 |
Other sizes according to customer requirements | ||
