What are the differences between steel doors and windows and aluminum doors and windows? Which is better? Thank you for answering
Aluminum durable endurance, seal is not good, plastic steel cheap and durable, easy to go type,
Plastic is plastic! With the machine heat capacity connection, not easy to bad! Aluminum is assembled! Seal may be worse! Winter cold, hot summer
Plastic doors and windows are made of polychlorinated olefins (UPVC) as the main raw material, plus a certain proportion of stabilizers, colorants, fillers, UV absorbers, etc., by extrusion, and then by cutting, welding or screw Way to make doors and windows frame fan, equipped with sealing tape, tops, hardware, etc., at the same time to enhance the rigidity of the profile, more than a certain length of the cavity needs to fill the steel lining (stiffeners), so made the portal Windows, called steel doors and windows.
