Cold steel door frame profile roll forming machine 

Door frame profiles refer to the materials used to make door frames, and common door frame profiles are wood, aluminum alloy, stainless steel, etc. Different materials have different characteristics and uses. Wood door frame profiles: Wood door frame profiles are often used in the production of indoor door frames, which have the characteristics of environmental protection, beauty and good texture. Wood door frame profiles can be painted, painted and treated as needed to increase their waterproof, moisture-proof, anti-corrosion and other properties. Aluminum alloy door frame profile: Aluminum alloy door frame profile is often used in the production of outdoor door frame, which has the characteristics of corrosion resistance, wear resistance, light weight and high strength. Aluminum alloy door frame profiles can be anodized, electrophoretic coated and other treatments as needed to increase their surface hardness and weather resistance. Stainless steel door…