Used as a reinforcing filler in plastics, rubber, and adhesives to improve strength and dimensional stability. Provides excellent thermal and electrical insulation in electronic components and coatings. Acts as a barrier against moisture and gases in packaging materials and protective films. Enhances weather resistance and UV protection in exterior paints and architectural coatings. Serves as a pearlescent pigment in cosmetics and decorative products for a shimmering effect. Improves lubricity and reduces friction in greases and drilling fluids. Widely used in construction materials like cement and asphalt to reduce cracking and improve durability.