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Basic Knowledge
6.3 heamatite
  • Detailed description
The main content of heamatite is iron oxide; it takes more than 80%. The heamatite as the weighting agent, is used to increase the cement slurry’s density and prevent well blowout, gas channeling in the high-pressure oil gas stratum cementing operation.
The oil drilling’s general requirements to heamatite
Density: bigger than 4.5g/cm3
Fe2O3 content: above 80%
Fineness: 200~300 mesh