Insulating Alumina Hollow Ball Fire Brick

Place of Origin:

Henan, China

Shape:

Brick

Material:

Alumina Block

SiO2 Content (%):

0.3-15

Al2O3 Content (%):

85-99%

MgO Content (%):

Lillte

CaO Content (%):

0.34%

Refractoriness (Degree):

1770°< Refractoriness< 2000°

CrO Content (%):

0.1-0.3%

SiC Content (%):

trace

Model Number:

BUBBLE BRICK

Brand Name:

SIJIHUO

bulk density:

1.5-1.9 g/cm3