Product Details

wear resistant skid rail block fire brick

Product Features

Abrasive brick excellent performance: good insulation,wear-resisting

Skid Rail Block for skid rail furnace refractory

description of the product and advantage

abrasive brick

Used in petrochemical industries
Excellent performance: good insulation,wear-resisting.

detailed description

( % )Chemical Composition
SiO2		19
Al2O3		73
Na2O		1.0
ZrO2		5.5
Others		1.5
Physical Properties		-
True density(g/cm3)		3.54
Cold crushing strength(Mpa)		>350
(%)Thermal expansion rate(%) 1150°C		0.8
Thermal Conductivity(500-1500°C)		4.6w/m.0k
Porosity		<4%
Bulk density (g/cm3)	PT	≥3.0
	WS	≥3.2
Crystalline hpase composition( % )		-
Corundum		38%
Porzite		40%
Glass phase		17%
Baddeleyite		5%