50mm Polyurethane-Edge Color Steel Rock Wool Board for Flat Steel Structure Factories

50mm Polyurethane-Edge Color Steel Rock Wool Board for Flat Steel Structure Factories. A-Level Fireproof: Core material is incombustible structural rock wool with A-Level fire rating. Customizable Design: Color coated steel plate and dimensions are fully customizable to meet project needs. Multi-Functional: Integrates fire prevention, thermal insulation, noise isolation, and aesthetic decoration. Durable Construction: Features galvanized or aluminum-zinc veneer with polyurethane edge sealing for waterproofing. Wide Application: Suitable for steel structure factories, airports, stadiums, and large commercial buildings. Certified Quality: Product holds CCC certification ensuring compliance with safety and quality standards.