Plastic door and window hardware accessories damage reasons and prevention measures
The damage of plastic door and window hardware accessories is generally manifested as: the hardware accessories of plastic doors and windows are not firmly fixed, easy to loose and fall off, the pulleys, sliding hinges and the like are damaged, and the damage of the hardware accessories leads to the inflexibility of opening and closing of the plastic doors and windows.
The main reasons for the damage of plastic door and window hardware are: improper selection of plastic parts for plastic doors and windows, and poor quality; no metal lining is provided during installation and fastening, and there is not enough installation strength.
Measures to prevent damage to plastic door and window hardware accessories:
(1) When selecting plastic door and window hardware fittings, the model, specifications and performance should conform to the current national standards and relevant regulations, and match the selected plastic doors and windows.
(2) For sliding doors and windows with a width of more than 1m, double-glazed doors and windows should be installed. It is best to install double pulleys or use rotating pulleys.
(3) The sliding hinges shall not be made of aluminum alloy and shall be made of stainless steel.
(4) The hardware for installing plastic doors and windows with fastening screws must be provided with a metal lining. The thickness of the lining should be at least twice the distance of the fastener. Do not fasten to plastic profiles, nor use non-metallic linings.
(5) The hardware accessories should be installed at the end. Door and window locks, handles, etc. should be assembled after the window door fan enters the frame to ensure correct position and flexible switch.
(6) After the hardware accessories of plastic doors and windows are installed, pay attention to maintenance and prevent it from rusting and corrosion. In the process of daily use, it is necessary to lightly open and close the door to prevent hard opening and damage.
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