Full definition
Adhesive that retains mechanical properties and adhesion at elevated service temperatures. High-temperature epoxy (bis-F or novolac): up to 180–220 °C. RTV silicone: up to 250–300 °C (flexible). Ceramic (aluminium phosphate or oxide): up to 1,000–1,200 °C (brittle). Used for repairs in ovens, exhaust systems, heat exchangers and thermal-process equipment. Brands: Loctite EA 9394 HT, Cotronics Resbond 907, Permatex Ultra Copper.