Application:
HVA/PM – plastic,refractory clay powder, light firing. Increases the plasticity in bodies, casting slips and glazes, minimize the sedimentation of the slip.
Al2O3 * 2 SiO2 * 2 H2O - Molar weight: 258
Chem. analysis in %:
SiO2 60.25; TiO2 1.31; Al2O3 34.41; Fe2O3 1.06; CaO 0.14; MgO 0.30; K2O 2.41; Na2O 0.11; Loss of ignition 9.98.
Grinding fineness in %:
> 63 µ - 1.5 mesh plus.
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