Dura 21 creating longer tool life through cryogenics

By: Nick Stewart
Dave Dillon, Dura 21's director of research and development, handles a bucket tooth which has been cut in half and cryogenically prepared. (Photo by Nick Stewart)
Dave Dillon, Dura 21's director of research and development, handles a bucket tooth which has been cut in half and cryogenically prepared. (Photo by Nick Stewart)

Caked in layers of ice and frost, various pipes carry liquid nitrogen from a large outdoor tank on Sudbury's Maley Drive to Dura 21's special processor, cryogenically freezing the mining equipment that's been placed inside……more at Northern Ontario Business