What is the difference between aluminum-plastic co-extruded doors and windows and broken aluminum windows and doors?
Aluminum-plastic co-extruded doors and windows generally refers to plastic aluminum, theoretically can reach the strength of aluminum doors and windows, and not easily deformed! But in fact the case of aluminum and plastic heat and cold deformation of the varying degrees, the doors and windows have great damage, technology to be improved! Broken aluminum alloy doors and windows, refers to the doors and windows inside and outside the aluminum alloy is not connected but by the insulation strip stitching, to cut off the purpose of aluminum heat transfer!
