Type

Al90-Cr450LCC

Bonding

Hydraulic

Main Raw material

Alumina and chromic oxide

Temperature limit of application

1800’C

Main application

EAF Roof, seating block, .etc

Storage life

6 months in Dry condition

Amount of liquid addition

3.6-4.6% (weight proportion)

Liquid addition

Water

Working method

Casting, Vibrating, Self-flow

Grain size

0-6mm/0-25mm

Bulk density g/cm3 % min

3.18

Open porosity % max

15.0

Perm.lin. change of dimension (%)

C.C.S(MPa)

Thermal conductivity (W/mK)

110°C*24h

-0.03

40 (min)

9.14(500°C)

800°C*3h

+0.02

86(min)

7.12(800°C)

1000°C*3h

+0.04

100(min)

4.32(1200°C)

1600*°C*3h

+0.10

180(min)

Al2O3

Cr2O3

SiO2

CaO

93% min

4.0% min

0.2% max

1.2% max