With Loctite aa 3921 LC, you bond stress-sensitive plastics, metals, glass, and ceramics with exceptional precision and reliability. This liquid acrylic adhesive cures rapidly under uv and visible light, achieving a fixture time in just 3 seconds to keep your assembly workflow moving fast. The flexible bond prevents stress cracking in sensitive thermoplastics while maintaining high joint strength. Thanks to the low viscosity and convenient 25 ml syringe format, you dispense cleanly and accurately every time. In addition, the adhesive fluoresces under uv light for quick and dependable visual quality inspection.