[China Glass Net] Before the glass curtain wall is installed, the surface should be cleaned of impurities to make the surface clean. The heat-reflecting glass is generally mounted with the coating surface facing the room and the non-coated surface facing the outside. Glass curtain wall
The glass and components must not be in direct contact. The periphery of the glass shall be kept at a certain gap with the bottom of the groove of the component. The lower part of each glass shall be filled with not less than two elastic positioning blocks or foam strips; the width of the spacer shall be the same as the width of the notch, and the length shall not be Less than 100mm; the amount of embedding and voids on both sides of the glass should meet the design requirements. Hidden frame glass curtain wall
The selection of rubber strips around the glass should meet the quality standards. Many products on the market that are cheap but have serious environmental pollution, and have poor sealing effect, are easy to age, and are not easy to resist corrosion. Such products do not seem to have anything in the early stage, but in the later stage. Affect the life of the entire building. The rubber strip should be inlaid flat. The length of the rubber strip should be 1.5% to 2% longer than the notch in the frame, and the fracture should be left at the four corners; after the bevel is broken, it should be assembled into a predetermined design angle, and the adhesive is firmly bonded and embedded in the groove. The compartmental glass joints of the curtain wall shall be horizontal and vertical and uniform.
Fire protection layer treatment method
The gap between the curtain wall and the main structural layer shall be filled with 100 thick fireproof rock wool and 1.5 thick galvanized iron and other insulation materials. The inner and outer surfaces shall be continuously sealed with sealant, and the joints shall be tight and watertight.
Silicone sealant construction precautions two-component structural adhesive
The silicone structural adhesive construction is operated according to the “Gluing Operation Guideâ€.
The construction thickness of silicone weatherproof sealant should be greater than 3.5mm, the construction width should not be less than 2 times of the construction thickness; the bottom of the deeper sealing groove should be filled with polyethylene foam material.
The silicone weathering adhesive should form a relatively two-sided bond in the joint and must not be bonded on three sides.
Glass curtain wall installation and construction concealed acceptance content Reference article: What are the hidden acceptances of the glass curtain wall?
The installation of the joint node of the component and the main structure, the installation of the gap node around the curtain wall, the inner surface of the curtain wall and the main structure. What is mentioned here is where the problem often occurs on the curtain wall.
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