Many companies have used cryogenic treatment to improve metal part lifetimes, and several examples are listed in the following table.
- Louisiana Army Ammunition Plant, Sperry Rand Corp., Minden, La.
- Hawthorned Metals, Detroit, Michigan
- S.K. Wellman Div., Abex Corp., Bedford, Ohio
- Detroit Area Manufacturing Div., Chrysler Corp., Detroit, Michigan
- De Vlieg Machine Co., Detroit, Michigan
- Boise Cascade Composite Can Div., Hazelwood, Missouri
| ITEM | COMPANY | AVG. LIFE BEFORE TREATMENT | AVG. LIFE AFTER TREATMENT | RATIO |
|---|---|---|---|---|
| 2-inch end mills used to cut C-1065 steel | A | 65 parts | 200 parts | 3.07 |
| Hack-saw blades used to cut boss on M107 shell | A | 4 hours | 6 hours | 1.50 |
| Zone punches used on shell casings | A | 64 shells | 5820 shells | 82.5 |
| Nosing thread dies used on M485 shells | A | 225 shells | 487 shells | 2.12 |
| Copper resistance weld tips | B | 2 weeks | 6 weeks | 3.00 |
| Progressive dies used in metal working | B | 40,000 hits | 250,000 hits | 6.25 |
| Blanking of heat treated 4140 and 1095 steel | C | 1000 pieces | 2000 pieces | 2.00 |
| Broach used on a C1020 steel torque tube yoke | D | 1810 parts | 8602 parts | 4.75 |
| Broaching operation on forged connecting rods | D | 1500 parts | 8600 parts | 5.73 |
| Milling T-nuts from C1018 steel with M-2 cutters | E | 3 bars | 14 bars | 4.67 |
| AMT-38 cut-off blades | F | 60 hours | 928 hours | 15.4 |
Dr. Randall F. Barron, Department of Mechanical Engineering, Louisiana Tech University, “Yes, Cryogenic Treatments Can Save You Money! Here’s Why”
