Light Weight High Alumina Brick

Brand:aa

Product detail:

Company profile:ZIBO HITECH MATERIAL CO., LTD is the specialized manufacturer and supplier of refractory in China, Our products mainly include refractory bricks, refractory castable, refractory precast shape, insulating brick etc. For refractory castable and precast shape they are very popular in the Europe, North American area.

  

Advantage:Our Refractory Brick: with high refractoriness and mechanical behavior under high temperature,Refractory brick is the necessary material of high- temperature service, mainly use for industrial furnaces and kilns and thermal equipments.

 

Type:We can supply High Alumina Bricks, Fireclay Bricks, Low Porosity Fireclay Bricks, Mullite Bricks, Corundum Bricks, AZS Bricks, Magnesite Bricks, Zircon Bricks,insulating Bricks etc.

 

Application: they are widely used in the metallurgy, steel, alumina, cement etc industry.

 

Specification:

                                                                      High alumina brick

 

Index           Product		LZ-48	LZ-55	LZ-65	LZ-70	LZ-75	LZ-80	LZ-85
Al2O3 %		≥48	≥55	≥65	≥70	≥75	≥80	≥85
Fe2O3 %		≤2.5	≤2.5	≤2.0	≤2.0	≤2.0	≤2.0	≤1.8
Refractoriness °C		1760	1760	1770	1770	1770	1790	1790
Apparent porosity %		≤23	≤23	≤23	≤23	≤23	≤22	≤22
Bulk density g/cm3		2.30	2.35	2.40	2.40	2.45	2.68	2.75
Refractoriness under load 0.2MPa°C		1420	1470	1500	1510	1520	1530	1550
Cold crushing strength MPa		45	45	50	60	60	70	70
Permanent linear change %	1500°C×2h	+0.1~-0.4	+0.1~-0.4	+0.1~-0.4	+0.1~-0.4	+0.1~-0.4	+0.1~-0.4	+0.1~-0.4