of Chinese Stone Machinery
Performance |
Model |
Ultra light acid resistant castable |
Lightweight acid resistant castable |
acid-resistant mortar |
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Ⅰtype |
Ⅱ type |
Ⅲ type |
Ⅳ type |
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Bulk density BD, g/cm³ |
0.9 |
1 |
1.2-1.4 |
1.5-1.65 |
1.8-2 |
1.8 |
|
High usage temperature, ℃ |
850 |
950 |
1100 |
1250 |
1300 |
1300 |
|
Thermal conductivity at room temperature (350℃),W/m.k |
≤0.35 |
≤0.45 |
≤0.55 |
≤0.70 |
≤0.90 |
/ |
|
Cold crushing strength (110℃×24h After drying) CCS, MPa |
≥8 |
≥10 |
≥12 |
≥14 |
≥17 |
≥15 |
|
Acid resistance,% (immersion at room temperature for 40% H2SO430 days or 80 ℃ for 40% H2SO415 days) |
Appearance |
No abnormal phenomena such as corrosion, cracks, expansion, peeling, etc. are allowed |
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f3/f0 |
≥0.9 |
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heat resistance(250℃×4h) |
Appearance |
Cracks, peeling, and line change rates greater than 2.0% are not allowed |
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fr/f0 |
≥0.9 |
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Impermeability, MPa |
≥0.6 |
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Volumetric water absorption, % |
≤5 |
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Natural drying shrinkage rate, % |
≤2 |
Refractory materials with different indicators can be customized according to demand. Call 400-188-3352 for details
According to your actual needs, choose the most reasonable overall design and planning procedures