radial refractory brick

Product Overview

Description

 HIGH ALUMINA  bricks   size :  40-60mm 50-70mm 60-80mm 

 

Technical Data:

Item	HA60	HA70	HA75	HA80
AL2O3(%)	≥60	≥70	≥75	≥75-80
SIO2(%)	32	22	20	≥18
Fe2O3(%)	≤1.7	≤1.8	≤1.8	≤1.8
Refractoriness (°C)	1790	>1800	>1825	≥1850
BulkDensity (g/cm3)	2.4	2.45-2.5	2.5	2.55-2.6
Softening Temperature under Load	≥1470	≥1520	≥1530	≥1550
Apparent Porosity (%)	22	<22	<21	20
Cold Crushing Strength (Mpa)	≥45	≥50	≥54	≥60

 

High Alumina Brick,Alumina Brick,Refractory Alumina Features:
1. Resisting high temperature
2. Great bulk density
3. Low iron content
4. Good eroding resistance

Applications:
1. Steel furnaces
2. Iron making furnaces
3. Glass kiln
4. Ceramic tunnel kiln
5. Cement kiln

 

As pe rthe above , if you have an yquestion ,PLS contact me .

 

Mr.shouwan li

MSN: shouwan

Tel:0086-353-2590696

Mobile:0086-13935380729