NISOC SPECIFICATION
DRILLING FLUIDS PRODUCT DATA
OYSTER SHELL (C)
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Product Description:
Oyster shells mainly consist of calcium carbonate and have
impurities like magnesium carbonate and silica, soluble in acid.
Application:
Lost circulation control.
Typical Physical Properties :
Requirements | Unit | Specification |
Residue on ASTM sieves 3/8 in. | Wt % | 0 |
Residue on ASTM sieve No. 8(Mesh 8) | Wt % | 85 min |
Residue on ASTM sieve No. 40(Mesh 35) | Wt % | 98 min |
Insoluble materials in 15% HCl | Wt % | 3 max |
Recommended Treatment:
It depends on lost circulation rate.
Oyster shell (C) Continue :
Source :
KPA
Packaging :
25 kg jute bags .
Marked on: Name of Manufacturer, Batch No. and Production date.
Safety Handling:
No specific precaution needed.