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Ramming Mix Refractory

SPECIFICATION

Quality Alumina
KA ALRAMIX 95 KA ALRAMIX 90 KA ALRAMIX 80
Physical Properties Application Limit Temp. (℃) 1800 1750 1700
Required quantity (t/m3) 3.1 2.9 2.85
Max. Granularity (mm) 5 5 5
Min. Granularity (mm) 0 0 0
CCS (kg/cm2)

@ 110℃x24h

(100) (170) 300(50)

@ 1000℃x3h

(170) (300) 200(40)

@ 1400℃x3h

(250) (300) 300(50)
PLC (%)

@ 110℃x24h

-0.1 -0.2 -0.2

@ 1000℃x3h

-0.3 -0.5 -0.5

@ 1400℃x3h

-0.4 -0.6 -0.4
Chemical Properties (%) Al2O3 93≤ 87≤ 80≤
SiO2 - 10≥ 15≥
MgO - - -
SiC + C - - -
Cr2O3 - - -
Main Applications
Conduction Furnace, Ladle Bottom, Flange, Around Well Block & Around Tundish Impact

Quality Alumina MgO - C
KA ALRAMIX 60 KA ALRAMIX 88 KA ALRAMIX 85 KA MCRAMIX 80
Physical Properties Application Limit Temp. (℃) 1650 1800 1750 1750
Required quantity (t/m3) 2.6 3.1 2.8 2.45
Max. Granularity (mm) 5 5 5 5
Min. Granularity (mm) 0 0 0 0
CCS (kg/cm2)

@ 110℃x24h

300(50) 350(70) 300(50) -

@ 1000℃x3h

150(30) 250(65) 200(40) -

@ 1400℃x3h

250(20) 400(80) 400(80) -
PLC (%)

@ 110℃x24h

-0.2 -0.2 -0.2 -

@ 1000℃x3h

-0.35 -0.2 -0.3 -

@ 1400℃x3h

-0.6 -0.3 -0.4 0.24
Chemical Properties (%) Al2O3 60≤ 88≤ 84≤ -
SiO2 30≥ 6≥ 10≥ -
MgO - - - 78
SiC + C - - - 15≤
Cr2O3 - 3.5≥ 2.9≥ -
Main Applications
Conduction Furnace, Ladle Bottom, Flange, Around Well Block & Around Tundish Impact
Ladle & EAF

Quality SiC
KA SICRAMIX 75 KA SICRAMIX 70 KA SICRAMIX 55 KA SICRAMIX 60
Physical Properties Application Limit Temp. (℃) 1700 1700 1600 1600
Required quantity (t/m3) 2.84 2.75 2.3 2.2
Max. Granularity (mm) 5 5 5 5
Min. Granularity (mm) 0 0 0 0
CCS (kg/cm2)

@ 110℃x24h

350(90) @ 200℃ 300(80) @ 200℃ 70 40

@ 1000℃x3h

- - 165 115

@ 1400℃x3h

460(110) 450(100) - -
PLC (%)

@ 110℃x24h

-0.1 -0.1 -0.28 -0.28

@ 1000℃x3h

- - 1.15 1.09

@ 1400℃x3h

0.12 0.2 - -
Chemical Properties (%) Al2O3 75≤ 70≤ 23≤ 15≤
SiO2 7≥ 10≥ 56≥ 60≥
MgO - - - -
SiC + C 14≤ 13≤ 14≤ 18≤
Cr2O3 - - - -
Main Applications Nonferrous Metal Furnace, Cupola & Ladle Bottom
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