Full definition
High-strength adhesive engineered to bear significant loads in permanent joints. Types: two-part epoxy (20–40 MPa tensile), MMA methacrylate (20–30 MPa, superior impact resistance), structural polyurethane (flexible, fatigue-resistant). Alternative to welding, bolts and rivets for metal, fibreglass and composite joints. Brands: Loctite Hysol, 3M Scotch-Weld, Sika Sikadur, Belzona.