Sauereisen - Model No. 30 - Plastic Porcelain - Brochure
Sauereisen Plastic Porcelain No. 30 is an inorganic, chemically-setting, magnesium oxide base material which expands slightly while hardening to a porcelain-like body. No. 30 is used for assembling silverware and cutlery, insulating lead wires on electrical fixtures and sealing conduits to prevent the spread of explosive gas.