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What is the material of steel doors
Steel plate: The main structural material of steel doors is steel plate, including door frames and panels.
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Introduction to Steel Composite Foam Doors
The steel composite foam door is mainly composed of door leaf, door frame, hardware, sealing strip and other parts.
Polyurethane rigid foam door industry innovation: perfect combination of environmental protection and performance
With the development of door industry, polyurethane rigid foam, as a new filling material, is gradually becoming the new favorite of door industry.