Bondloc B638 Retainer is designed to give high strength retention under cyclic loading. It can retain its full strength and not suffer fatigue under load stress. It is a cylindrical parts supplement, suited to structural components such as cylindrical parts under dynamic load, keys, splines, even structural tubing with close tolerance fit. Specifications Resin Urethane Acrylate. Colour Green. Fixture Speed No Activator 5 mins. Fixture Speed With Activator & lt5 mins. Viscosity 2500 cps. Gap fill 0.2mm. Flash Point & gt85C. Shelf Life 12 months min. Specific Gravity 1.08. Max Operating Temperature -55C to + 150C. Cured Performance Full Cure Time 24 hours. Static shear strength 30 N/mm. Bondloc high strength retaining Compound. Size 10ml.