Soundless sino-crack expansive powder
US $200.00
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Type no. | Usable Local Quarry Temperature |
CI or C1 | 25°C ~ 40°C (or 77°F ~ 104°F) |
CII or C2 | 10°C ~ 25°C (or 50°F ~ 77°F) |
CIII or C3 | -5°C ~ 10°C (or 23°F ~ 50°F) |




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