Polar Bear Foam Cement Backfilling Material is a specialized foaming cement which can be used for backfilling behind steel sets or other general backfilling applications in coal or hard rock mining.
Advantages:
1/ Rapid application
2/ Good Flow properties
3/Rapid gel, minimizes leakage
4/ Yieldable, Yields to ground pressure.
5/ High Strength
6/ Acid mine water resistant
