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Cement
Hong Kong Testing Co., Ltd. provides physical and chemical testing of cement according to
British Standard (BS 4550, BS EN 196)

Physical Chemical
  • Compressive strength
  • Density
  • Fineness
  • Flexural strength
  • Setting times
  • Soundness
  • Standard consistence
  • Sampling
  • Alumina content (Al2O3)
  • Insoluble resdue content
  • Residue insoluble in hydrochloric acid and sodium carbonate
  • Iron oxide content ( Fe2O3)
  • Lime saturation factor
  • Loss-on-ignition (L.O.I.)
  • Magnesia content (MgO)
  • Sulphuric anhydride (SO3)
  • Sulphate content (as SO3)
  • Total calcium oxide content (CaO)
  • Total silica content ( SiO2)
  • Total sulphur content ( SO3)
  • Chloride content
  • Tricalcium aluminate content (C3A)
  • Heat of hydration
  • Acid-soluble alkali content (equivalent Na2O)

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