Also known as adhesive adhesive or adhesive adhesive.GB/T 2943-1994 (called the term "provisions. The adhesive adhesive has good adhesive properties. The two kinds of solid material sealant glue the same or different together, can partially replace welding, riveting, connecting thread, socket and mechanical assembly connection method, can reduce the the weight, simplify the production process, reduce manufacturing cost, improve product quality and labor productivity. It can be used as a sealing and plugging.

The classification of adhesives mainly includes: the adhesive is classified according to the main sticky materials, classified according to the physical form of adhesives, classified according to the method of adhesive hardening, classified according to the adhesive sticky substances, and the adhesive is classified according to the performance and use.