... main crystal structure is of cubical shape.Application:1.Used as a fire retardant in the membranes of plastic industry, the ... enclosures of electric devices and household electric appliances, such as PVC,PP ,PE ,PS ,ABS,PU ,etc..2. Used ... for rubber, ceramics, enamels, fabrics, and fiber products.3. Used as pigments and retardant in oil paint and coating material industry ...