Dental resin for 3D printing crown wax-ups, bridge wax-ups and stent wax-ups. For casting blank production in precision casting technology. No residue after burning in mass casting; The model has a smooth surface, high detail reduction, and high-precision molding. The casting resin meet the needs of metal casting processes for movable stents, post cores, and inner crowns, as well as all-ceramic crowns, veneer, inlay and other casting process needs.