You searched for: “insulation porcelain
electrical porcelain, insulation porcelain
Any of the various insulating materials consisting of molded silica, molded steatite (compact, fine-ground rock), or specially compounded ceramics, often containing zirconia (powder used in making heat-resistant materials) or beryllia (white crystalline oxide used to make electrical insulators).
This entry is located in the following unit: electro-, electr-, electri- (page 19)