Detailed Product Description
The above picture is SK37 refractory brick. The size is 230x114x65mm, and Al2O3 65%. Brand is CCE WOOL and OEM is also available.
DOUBLE EGRET is the specialized manufacturer and exporter of insulation and refractory material in north of China with more than 10 years' history. The products include refractory brick, refractory casable, insulating brick, ceramic fiber etc. For refractory brick Double Egret primarily exports to UK, AUSTRALIA, ITALY, JAPAN etc.
Refractory brick is dense shaped refractory material. With high refractoriness and mechanical behavior under high temperature, refractory brick is the necessary material of high-temperature services, mainly used for industrial furnaces and kilns and thermal equipment.
Refractory brick has wide applications, mainly used in metallurgy, construction(cement and glass), petroleum, chemical industry, electric power and machine building.
| Item | Fireclay brick | High Alumina Brick | ||||
| SK32 | SK34 | SK35 | SK36 | SK37 | SK38 | |
| Al2O3 (%) ≥ | 38 | 42 | 48 | 55 | 65 | 75 |
| Refractoriness (oC) ≥ | 1670 | 1730 | 1750 | 1770 | 1790 | 1790 |
| Refractoriness under Load, oC,0.2MPa ≥ | 1250 | 1300 | 1420 | 1470 | 1500 | 1520 |
| Linear Change(%), oC×2h | 1350 | 1350 | 1450 | 1500 | 1500 | 1500 |
| -0.5~0 | -0.5~0 | -0.4~+0.1 | -0.4~+0.1 | -0.4~+0.1 | -0.4~+0.1 | |
| Porosity (%)≤ | 26 | 26 | 22 | 22 | 23 | 23 |
| Cold Crushing Strength, MPa≥ | 15 | 20 | 39.2 | 44.1 | 49 | 53.9 |
