Chiết Giang Neng Cheng Crystal Fiber Co., Ltd. is an enterprise integrating design, research and development, production, sales and engineering services. The company is an enterprise specializing in the production of ultra-lightweight high-temperature thermal insulation and energy-saving materials.

Professional Heat Treatment Solutions- Ceramic Fiber Board Manufacturers and Factory in China

. Our products have developed from polycrystalline mullite fiber wool to the current Nengcheng lightweight refractory series that can adapt to high, medium and low temperatures. The main products include polycrystalline mullite fiber, polycrystalline alumina fiber, aluminum silicate fiber, high aluminum fiber, zirconium-containing fiber and various fiber products; composite fiber prefabricated blocks; all-fiber furnace box-type resistance furnace; high-temperature adhesives, etc.