Sanitaryware / Vitreous China / Silica

Silica

Product Benefits

Silica, in its various forms, is the primary filler and is added indirectly to the body in combination with other components and as a separate component. Silica, in its various forms, is found in most countries.

The main properties given to the vitreous china body are:

  • Silica works with the fluxing oxides to fuse the body in firing
  • Control of thermal expansion
  • Increases whiteness of the body
  • Increases cast rate.

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Technical Details

At Sibelco we generally consider the supply of silica and fillers to be a local solution.
For Europe, please contact your local Sibelco office for help and advice on meeting your requirements for raw sand, quartz or ground sand or quartz.

Silica Country of Origin Chemical Analysis %
Products SiO2 AI2O3 Na2O K2O CaO MgO TiO2
CeraSil 100 TH 99.16 0.45 0.06 0.03 0.01 0.004 0.03
CeraSil 325 TH 99.16 0.45 0.06 0.03 0.01 0.004 0.03
CeraSil 325J MY < 98.1 < 1.0 < 0.20 < 0.38 < 0.08 < 0.05 < 0.30
CeraSil 400J MY < 98.1 < 1.0 < 0.20 < 0.38 < 0.08 < 0.05 < 0.30
CeraSil 325 MY > 98.8 < 0.65 < 0.11 < 0.17 < 0.08 < 0.07
CeraSil 270 mesh USA 98.86 0.53 0.02 0.25 0.02 0.01 0.04
CeraSil 325 mesh USA 99.61 0.22 0.01 0.01 0.01 0.01
CeraSil SL-204CC MX 97.78 1.13 0.08 0.39 0.03 0.10 0.08
CeraSil SL-315CC MX 97.61 1.23 0.03 0.03 0.03 0.01 0.10
CeraSil SL500 MX 98.07 0.99 0.03 0.30 0.04 0.02 0.05
CeraSil SL-208A MX 98.52 0.76 0.03 0.27 0.03 0.01 0.05
CeraSil SL-204B MX 97.83 1.08 0.06 0.34 0.08 0.03 0.08
CeraSil SL-306A MX 98.71 0.65 0.03 0.03 0.03 0.01 0.03

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