Will glue or sealant be used in the process of making broken bridge aluminum windows and doors? What brand is usually used? What is the main use?

The production process generally requires corner glue, port glue, mortise and tenon glue. Corner glue is mainly to improve the strength of the corner, generally for the polyurethane composition, brand Germany Weishi. Domestic Baiyun, Zhijiang, Senju Ke, etc.; port adhesive is mainly to ensure the sealing performance of the corner position, generally available instead of weathering adhesive; mortise and tenon adhesive is mainly used for stile connection position sealing, the brand seems to be Australia.