Our engine sealants contain methyl methacrylate, epoxy resin, silica. It can provide strong adhesion, effectively repair various surface cracks and damage, waterproof and leak-proof, and ensure long-term protection. Its method of use is simple: keep the surface of the sealing part clean and dry, apply glue continuously, apply evenly with a scraper: press the part before the glue dries, and finally wait 24 hours for it to cure completely. Rolling extruders can be used to assist in the extrusion of colloids. And can enhance wear resistance, provide excellent weather resistance, adapt to various environmental changes, extend the service life of the repair area.