Steel Fiber, Concrete Steel Fiber, Steel Fiber for Concrete manufacturer / supplier in China, offering High-Performance POM Fiber for Uhpc (Ultra-High Performance Concrete) Concrete Reinforcement Additive with Superior Tensile Strength, Fire-Resistant Aerated Panel - Non-Combustible & High Durability for Commercial Buildings, High-Durability Organic Fibers for Concrete - Enhancing Tensile Strength & Flexibility and so on.