LOCTITE® AA 3381 is a translucent, colorless, light-cured, universal, acrylic-based instant adhesive, well suited to plastics and suitable for ceramics, glass and metals. Highly flexible with a high thermal cycle resistance. High on-demand curing speed. Depth of cure is 4 mm. Tack free time >30 secs. Fixturing time is 30 secs. Shore hardness: A 72. Very high viscosity 5,500 mPa·s. ISO 10993 qualified.