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High Temperature Refractory Corundum Mullite Brick

Name: High Temperature Refractory Corundum Mullite Brick
Brand: Lepe
SKU: 124121235

$High Temperature Refractory Corundum Mullite Brick thumbnail-1$

$High Temperature Refractory Corundum Mullite Brick photo-1$

US$ 5 - 50 MOQ: 10 Pieces

Key Specifications

Place of Origin:

Henan, China

Shape:

Brick

Material:

Other, Corundum mullite brick

Zhengzhou Lepe Refractory Materials Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

Shanghai/Qingdao/Tianjin

Delivery Detail:

Delivery time depends on order quantity.

Place of Origin Henan, China

Shape Brick

Material Other, Corundum mullite brick

SiO2 Content (%) ≤0.2,8,18,28,18,13

Al2O3 Content (%) ≥99,90,80,70,85

Model Number corundum mullite brick

Brand Name Lepe

High temperature refractory corundum mullite brick

Zhengzhou Lepe Refractory Material Co., Ltd is a professional manufacturer in the supplying different kinds of refractory materials,

including corundum mullite brick, bubble brick,mullite-sillimanite brick, chrome brick, zirconia brick, silicon carbide brick, high temperature

kiln furniture series.If you need, you are welcome to contact us for detail information. Skype: leperm03, Trademanager: cn150854918

Parameter for corundum mullite brick

Item	High quality and high purity corundum brick	Sinter corundum brick	Mullite-corundum brick
Al₂O₃%	≥99	≥90	≥80
SiO₂%	≤0.2	≤8	≤18
Fe₂O3%	≤0.2	≤0.2	≤0.3
Bulk density g/cm³	≥3.2	≥3	≥2.8
Apparent porosity %	≤19	≤18	≤18
Cold crushing strength MPa	≥100	≥100	≥100
Refractoriness under load(0.2MPa,0.6%)	≥1700	≥1700	≥1700
Application	Primarily used for the key parts of the industrial furnace of steel, electronics, petrochemical,fertilizers,non-ferrous metals,refractory materials,etc.

Parameter for corundum-mullite insulation brick

Item	Type 1500	Type 1550	Type 1600
Max service temperature	1500	1550	1600
Al₂O₃%	≥70	≥80	≥85
SiO₂%	≤28	≤18	≤13
Fe₂O3%	≤0.5	≤0.5	≤0.3
Bulk density g/cm³	1.3-1.5	1.4-1.7	1.6-1.8
Cold crushing strength MPa	≥8	≥8	≥10
Refractoriness under load(0.1MPa,0.6%)	≥1500	≥1550	≥1600
Reheating linear change(1600 °C × 3h)	±0.5	±0.5	±0.3
Thermal conductivity(average 800 °C )	≤0.6	≤0.7	≤0.8
Application	Primarily used for lining of the shuttle kiln for calcining refractory material, industrial ceramics and domestic ceramics, and the bricks for the high temperature zone of tunnel kiln,and insulation brick for high temperature furnace.
Remark	The standards for highest used temperature are oxidizing atmosphere and intermittent furnace