Refractory cement

Release time: 2017-07-05 15:59:30 Page viewed: 188

1.

Refractory cement (Calcium Aluminate Cement )(CA-50)

Al2O3: 50% min  SiO2:8% max Fe2O3: 2.5% max

Blaine specific surface area: 300m2/kg

Initial setting time: 30 min min

Final setting time: 6 h max

Flexural strength: 1day 5.5MPa min; 3 days 6.5 MPa min

Compression strength: 1 day 40 MPa min; 3 days 50 MPa min

Packing: 50 kgs bag

 2. 

Calcium Aluminate Cement CA-70

Al2O3: 69-71.5%   CaO:26.5-30.5%  SiO2: 0.3% max

Fe2O3:0.3% max

Blaine specific surface area:500m2/kg min

Initial setting time: 45 min min

Final setting time: 6h max

Flexural strength(24h): 5MPa min

Compression strength(24h): 40MPa min

Refractriness:1600C

3.

Calcium Aluminate Cement CA-80

Al2O3: 79-81%   CaO:17-20%  SiO2: 0.3% max Fe2O3:0.3% max

Blaine specific surface area:600m2/kg min

Initial setting time: 15 min min

Final setting time: 6h max

Flexural strength(24h): 4MPa min

Compression strength(24h): 35MPa min

Refractriness:1800C

Packing: 25kgs paper bags with moisture protection