Factory Insulating Htv Silicone Rubber Wholesale Raw Materials for Electric Insulators Ehv Uhv 10kv-500kv and Insulation Components Accept Customization. Wide Voltage Range: Suitable for EH V, UHV, and 10kV-500kV electric insulators and components. Custom Color Options: Available in gray, red, or custom colors to meet specific requirements. Long Outdoor Lifespan: Resistant to ozone and UV radiation, lasting over 20 years outdoors. Excellent Dielectric Properties: Superior dielectric strength at high temperatures, unaffected by heat. High Tracking Resistance: Features high tracking and erosion resistance for safety. Hydrophobic Performance: Provides amazing hydrophobicity for electrical insulation. Flexible Manufacturing: Easy molding via hot air vulcanization, extrusion, and mold methods.