1. The processing of aluminum doors and windows of broken bridges shall be carried out in the factory and shall not be made at the construction site. The production of doors and windows shall comply with the requirements for design and acceptance of aluminum alloy doors and windows for heat insulation. The heat-resistant aluminum alloy doors and windows shall be installed with strong doors and windows. Flexible opening, there should be a drain hole at the window sill, and a limit device should be provided. Fasteners shall comply with the relevant technical regulations; hardware models, specifications and performance shall comply with the provisions of the current national standards.
2. The drainage hole on the slide window of the sliding window should follow the principle of the outer fan hole and the outer fan inner hole to ensure the sealing performance of the door and window, especially the sliding window with the horizontal horizontal bar facing horizontally.
3. Before assembling the aluminum door and window of the broken bridge, the burr should be removed at the end, and the joints of the end and the joint of the profile must be sealed by waterproof glue to prevent the structure from seeping.
4. The structure assembly assembly of the hidden frame window must be made and maintained in the clean room.
Solvents, oil stains and other contaminants on the bonding surface of glass and aluminum frame must be removed with solvent; clean clean wipes should be replaced for each component or piece of glass; solvent should be poured onto the cloth, and the cloth is strictly prohibited from contacting the solvent bottle. mouth. The glue injection must be full, no air bubbles or leaks should occur, and the surface of the glue joint should be smooth and smooth; the residual glue of the glue joint should not be reused.
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