Multi cavity plastic steel doors and windows

Plastic steel profiles are the basic materials for making doors and windows. Friends who are not familiar with them will certainly have questions about whether the windows made of PVC plastic are solid and reliable.
There are several cavities in the ly plastic steel profile. In addition to thermal insulation, these cavities also need to add matching U-shaped steel lining to improve the strength of the window. Instead of direct use, with the support of steel lining, windows made of plastic steel materials not only have excellent thermal insulation performance, but also can support and improve tensile and compressive strength like bones to cope with various harsh environments.

Ly plastic steel profiles are raw material manufacturers of profiles. Ly profiles can bring you high-quality products and first-hand prices. Come and join us.