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Refim Products |
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| Slabs with feet |
Smooth slabs |
Slabs for roller kilns | ||
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| Refim refractories can be used at operating temperatures up to 1300°C | All Refim Products are guaranted with rigorous laboratory tests | They have a small volume-weight, high bending srenght and high resistance to thermic shock. | ||
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Refim refractories are the result of many years of research and experience. They are the latest answer to the most exacting demands of once-fired ceramic. Refim also offers a highly qualified service of technical assistance. |
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| Thermic expansion |
α01000 2,8 x 10-6 |
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| Water absoption | 8 -10 % | |||
| Total porosity | 20 -25 % | |||
| Apparent density | 1,8 - 1,9 g/cm3 | |||
| Specific heat | 0,18 Kcal/Kg°C | |||
| Bending strenght (cold product) | 170 - 200 Kg/cm2 | |||
| Breaking load after fluage1230°C with load of 26 Kg/cm2) | 180 - 200 Kg/cm2 | |||
| Thermical conductivity | 1,0 - 1,2 Kcal/m/h/°C | |||
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Chemical and Physical characters |
Al2O3: 40 - 42 % MgO: 6 - 7 % Na2O + K2O: < 1,5 % |
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