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UPVC Profiles For Doors And Windows Manufacturing Plant Feasibility Report 2025: Raw Materials RequirementIntroduction UPVC (Unplasticized Polyvinyl Chloride) profiles are rigid, hollow, multi-chambered frames specifically engineered for manufacturing doors and windows. Unlike traditional PVC, UPVC is unplasticized, making it incredibly durable, stiff, and resistant to degradation from UV light and weather. These profiles are designed with internal chambers that enhance thermal insulation and...0 Комментарии 0 Поделились 88 Просмотры