Company introduction
Zhejiang Hongda Crystalline Fiber Co., Ltd. (formerly Hangzhou Hongda Crystalline Fiber Co., Ltd.) was established in 1998 and has accumulated 25 years of expertise in the refractory fiber industry. The company is located in the core area of the Yangtze River Delta, with excellent transportation access and strategic geographical advantages.
Guided by the philosophy of “Commitment to Quality, Innovation-Driven, Empowering Sustainable Development”, Hongda focuses on the research, production, and application of high-performance refractory fiber materials. The company currently occupies an area of 20,000 square meters, with a construction area of 25,000 square meters and a total investment exceeding RMB 200 million.
Under the leadership of founder Mr. Cai Shunlong, a highly respected pioneer in the industry, Hongda has built a uniquely competitive product portfolio through profound expertise and continuous technological innovation. The company’s independently developed polycrystalline mullite fiber is capable of withstanding long-term service temperatures above 1600°C, offering outstanding thermal stability, energy efficiency, and durability, making it an ideal choice for demanding high-temperature applications.
Hongda’s product range covers polycrystalline mullite fibers, alumina fibers, ceramic fibers, and related products such as fiber boards, fiber modules, shaped components, and electric heating modules. These materials are widely applied across metallurgy, petrochemicals, building materials, power generation, aerospace, electronic magnetic materials, new energy photovoltaics, and scientific research equipment.
With superior product performance and the strong industry influence of its founding team, Hongda has earned a solid reputation both domestically and internationally. The company is actively expanding its global presence and is committed to becoming a trusted worldwide supplier of high-performance refractory fiber solutions.
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