Calcium Carbonate
Acid-soluble bridging with tight, repeatable particle sizing.
Calcium carbonate's defining advantage in drilling is that it dissolves in acid — so the bridging material that protected your producing formation during drilling can be removed cleanly afterward with an acid wash. Outside the oilfield, it is a dependable, high-brightness mineral filler wherever consistent particle sizing matters.
Typical Specifications
What you're buying.
| Property | Value |
|---|---|
| Chemical formula | CaCO₃PER STANDARD |
| Grades available | 200 mesh · 325 meshTYPICAL — CONFIRM |
| CaCO₃ purity | 95% minimum typicalTYPICAL — CONFIRM |
| Acid solubility | 95%+ in 15% HCl typicalTYPICAL — CONFIRM |
| Appearance | White to off-white powderTYPICAL — CONFIRM |
| Moisture | 0.5% maximum typicalTYPICAL — CONFIRM |
Per standard values are requirements of the cited specification. Typical values reflect commercial norms and should be confirmed against the certificate of analysis for your specific shipment.
Principal Industrial Uses
Where it's used, and why.
Drill-In & Completion Fluids
Acid-soluble bridging agent that seals permeable producing zones during drilling and is removed cleanly by acid stimulation afterward.
Concrete & Construction
Mineral filler and extender in mortars, grouts, and concrete mixes where consistent particle sizing improves packing density.
Industrial Fillers
Functional filler across plastics, coatings, sealants, and agricultural applications requiring controlled particle size.
Related Minerals
Often ordered alongside Calcium Carbonate.
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