Cryogenic Deflashing and Deburring Machines, Parts and Service for Precisely Deflashing Injection Molded, Extrusion Molded and Compression Molded Parts. Deburring (cryogenic deflashing) services. Uses liquid nitrogen, high-speed rotation and shot blasted plastic media in varying combinations to remove the flash. Suitable for removing inner dimensional flash from molded rubber products; Additional Deburring details ...