Thermally insulating lightweight concrete mixes by «BORTHERM»
BORTHERM is used for monolithic heat-insulating lining during the furnace construction and repair.
Dry mix of series: BORTHERM - 0,8, 1,0, 1,3, 1,4
Binder type: hydraulic
Application technique: vibroforming
Basic raw material: porous fillers
Technical characteristics
Rate for grades | ||||
---|---|---|---|---|
BORTHERM-0,8 | BORTHERM-1,0 | BORTHERM-1,3 | BORTHERM-1,4 | |
Spec. 14-194-282-17 | ||||
Mass fraction, %: Al2O3, minimum CaO, maximum |
22 10 |
30 8 |
||
Recommended application temperature,°С, maximum | 1000 | 1050 | 1100 | 1300 |
Apparent density, g/cm3, не maximum | 0,8 | 1,0 | 1,3 | 1,4 |
Water content when delivered, %, maximum | 0,7 | |||
Thermal conductivity, [W/mK], at average temperature, maximum: (350±25)°C (650±25)°C |
0,4 0,5 |
0,5 0,6 |
0,7 0,8 |
0,6 0,7 |
Compressive strength, N/mm2, minimum | 2,0 | 2,5 | 4,0 | 10 |
Granularity, %: remainder on mesh №5, maximum №3, maximum |
10 - |
- 10 |
- 10 |
- 10 |