Diatomaceous Earth Granules
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Diatomaceous earth granules work as the base material of refractory castables and as the material of furnace foundation. According to materials, the thermal insulation materials can be divided into diatomaceous and clayey types. According to granularity, they can be classified into coarse granules, 50-20mm granules and fine granules (<5mm). As needed, diatomite powder is also available.
Specifications
| Type | Diatomaceous Earth Granules | Clayey Granules | ||||||||||
| Granularity | <1 | 1~3 | 3~5 | 5~ 8 | 8~12 | 12~18 (20) | <1 | 1~3 | 3~5 | 5~ 8 | 8~12 | 12~18 (20) |
| Volume density (g/cm 3) | 0.35-0.8 | 0.50-1.00 | ||||||||||
| Linear change on reheating (≤ 2% test temperature of 12h heat preservation) | 1000 ℃ | 1350 ℃ | ||||||||||
| Compressive strength (Mpa ≥) | 1.2-7.5mpa | 1.5-10mpa | ||||||||||
| Safety temperature (℃) | 900 ℃ | 1250 ℃ | ||||||||||
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