What do the aluminum alloy doors and windows 70 and 80 stand for?

- Feb 25, 2019-

Let me talk about the structure of aluminum alloy doors and windows: the windows of the aluminum alloy doors and windows are divided into two parts: the window frame and the window frame; the window frame is the fixed part and the wall; the window sash is the part that is connected with the window frame to push or pull or open;

70,80,90 refers to the external measured thickness of the section of the window frame profile, not the thickness of the aluminum; 70 represents the appearance of the aluminum frame profile thickness 70mm, 80 is 80mm, 90 is 90mm; the larger the number indicates that the profile is corresponding to the aluminum The thickness is also large; the firmness and firmness are good; the cost is correspondingly high.