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Refractory Fire Brick ISO9000 Certificate (SK36)
Refractory Fire Brick ISO9000 Certificate (SK36)

Detailed Product Description


The picture shows refractory brick for hot-blast stove with Al2O3 55%.

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. The brand is CCE WOOL, and OEM is also available.

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.
Fireclay refractory brick for hot-blast furnace is mainly used as lining brick in the low and medium tempertature area and checker brick of hot-blast stove. High Alumina refractory brick for hot-blast stove is mainly used in the high temperature zone, such as arch roof, burning chamber bridge wall, checker brick etc.

Tech Data

ItemFireclay BrickHigh Alumina Brick
SK34SK35SK36SK37
Al2O3  (%)  ≥42485565
Refractoriness (oC) ≥1730175017701790
Refractoriness under Load (oC) ≥1400142014701500
Linear Change (%)1500oC×2h--+0.1~-0.4+0.1~-0.4
1450oC×2h0~-0.4+0.1~-0.4--
Porosity (%) ≤24242424
Cold Crushing Strength, MPa ≥30404550

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