basf ultracur3d tough uv resin st 45 1 kg clearUltracur3D ST 45 from BASF is a versatile resin that combines high strength, toughness, and impact resistance. It provides fast printing properties and delivers prints with excellent surfaces. The resin is perfect for high performance functional parts, housings, gadgets, tools, and parts that require a high level of detail. Highlights: Excellent combination of high strength, toughness, and impact resistance Very fast printing and great surface