Metal glue: the main components: cyano acrylic acid ethyl ester 

 * Hardware abrasive gum is a high performance single component with a variety of cyano-acrylate adhesive. 

 * Without solvent, without heating. 

 * Instant cure at room temperature, and the intensity is high, temperature, seismic. 

 Widely used for bonding metal, rubber, plastics, wood, ceramics, etc.