it is a high purity ground marble.it is used as a bridging and weighting agent in drilling, work over and completion fluids. CaCO3 powder / calcium carbonate (F,M,C)1. Advantages1)Acid-soluble, high-purity product which minimizes formation damage.2) High hardness, Calcium Carbonate resists particle-size degradation.3) Essential inert, minimum effect on fluid properties.4) It is preferred over ...
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