Zonmed PRS-R-17 Orthodontic Model Resin is a professional-grade 3D printing material specifically engineered to withstand the extreme thermal and mechanical demands of vacuum forming and heavy-duty pressure molding processes. Featuring an impressive instant heat resistance of up to 180°C and compatibility with thermoforming sheets up to 3mm thick, this resin maintains exceptional dimensional stability and structural integrity under high heat. It ensures that clear aligners, retainers, and heavy splints achieve a perfect, distortion-free fit every time, providing dental laboratories with a reliable foundation for high-precision orthodontic workflows.