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United Scientific JSD230 PORCELAIN DESICCATOR PLATE, SMALL HOLES, 230MM DIA. 1/EA
PORCELAIN DESICCATOR PLATE, SMALL 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 1050°C. Every batch of porcelain is heat tested in our factory. Glaze - No softening occurs up to 1000°C, and it is extremely white. Resistance to Chemical Action - Resistance to acids and alkalies is excellent, except for hydrofluoric acid.