Loctite 1689700 Urethane methacrylate esterGeneral purposeGood impact resistanceMedium to high viscosityRequires no mixing 330 Depend Adhesive, Structural, 250 ml Tube The Loctite 330 is a no-mix, pale-yellow, general purpose structural bonder which is ideal for bonding dissimilar substrates like PVC, phenolic and acrylic compounds. It is a medium to high viscosity product that has good impact resistance as well as a service temperature range up to +100°C. It requires an activator such as Loctite SF 7386 or SF 7387.