PORCELAIN DESICCATOR PLATE WITH LARGE HOLES, 230MM DIA.
Plates include numerous 5mm diameter perforations. Also includes large hole in center. Glazed on one side.Thermal Shock Resistance - average coefficient of expansion from 20 C to 200 C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050C. Every batch of porcelain is heat tested in our factory.