| The cost of one blade (including cost of hardening) | =Rs. 215 |
| Size of rotavator | =07 Feet |
| Total number of blades | =48 |
| Weight of one blade | =1.04 Kg |
| Number of blades to be cryogenically treated in one lot | =5 × 48 = 240 |
| Additional cost for proposed cryogenic treatment on one lot | =Rs. 7800 |
| Additional cost/blade | =7800/240 = Rs. 32.50 |
| Percentage improvement in wear resistance of blade after cryogenic treatment in comparison with CHT (hardened) | =25.7% |
| Percentage increase in cost per blade due to cryogenic treatment | =15.12% |
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