Alumina Hollow Ball Brick - Zibo Sk Refractory Co., Ltd

Alumina Hollow Ball Brick

PRICE: contract price
Company:
Zibo Sk Refractory Co., Ltd
Contact Person:
Kevin Sun
Phone:
+8618353295332


Product Description

Alumina hollow ball brick is alumina hollow ball, corundum powder, calcined powder as raw material, homogenizing, molding, high temperature sintering. Products with high temperature, acid erosion, low thermal conductivity, good insulating properties, low bulk density and other characteristics, mainly used in ceramic, porcelain, grinding wheels, refractories and other industries a variety of high-temperature furnace lining and insulation work lining.

Project/Index/Name

MLQ90

LQ-1.5

Al2O3%≥

90

98.5

Fe2O3%≤

0.5

0.3

SiO2%≤

9

1.0

Bulk Density(g/cm⊃3;)≤

1.5

1.5

Cold Crushing Strength Mpa ≥

 

15

12

Apparent Porosity %≥

60

60

RUL℃ 0.1Mpa≥

1700

1700

Refractories℃ ≥

1800

1800

Thermal Conductivity W/m.K(hot surface1000℃)≤

1.15

1.05

1.15


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