Comparison Case Study:
- Plant: tunnel with belt conveyor.
- Tanks: # 3 for a total capacity of Lt. 2,000
- Details: CV joints – Steel
- Contamination: emulsions – whole oils
- Processing phase: washing before painting
| WATER | 15° F - 22° F |
| PRODUCT PERCENTAGE | 3% |
| SOLUTIONS TEMPERATURE | 70° |
| SOLUTIONS DURATION | 10 working days |
| WASHING QUALITY | Good |
| WATER | 15° F - 22° F |
| PRODUCT PERCENTAGE | 2% |
| SOLUTIONS TEMPERATURE | 40° |
| SOLUTIONS DURATION | 20 working days |
| WASHING QUALITY/strong> | Excellent |
| Use of corrosive product with implications for health and the environment |
| Use precautions for storage, handling, management |
| Vapors creation and emissions of harmful volatile substances into the atmosphere |
| Wastes difficult to dispose of |
| Plant conditions of washing machines with stains and encrustations |
| Diversified management of the tanks |
| Use of product exempt from labeling without implications for health and the environment |
| No use precautions for for storage, handling, management |
| Limited vaporization and emissions of NON-harmful volatile substances into the atmosphere |
| Significant decrease in wastewater to be disposed of and decrease in pollutant load during treatment |
| Considerable improvement of the plant conditions: reclamation and maintenance |
| Simplified management of the tanks |
| Actual annual product consumption | Kg 2,150 | Euro Kg 3.50 | Tot € 7,500 |
| Effective annual energy consumption at 70° | Kw 155,000 | Euro Kw 0.25 | Tot € 38,700 |
| TOTAL ANNUAL COSTS | 46,200 |
| Actual annual product consumption | Kg 750 | Euro Kg 6.00 | Tot € 4,500 |
| Effective annual energy consumption at 40° | Kw 51,500 | Euro Kw 0.25 | Tot € 12,900 |
| TOTAL ANNUAL COSTS | 17,400 |
| Actual annual product consumption | Euro 46,200 |
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| Annual waste disposal Lt. 2.000 x 24 | Lt. 48,000 Eur/Lt 0.30 | Tot Euro 14,400 |
|
| Baths change annual costs | N. 24 | Euro Uni 150 | 3,600 |
| Total annual costs | 64,200 | ||
| Actual annual product consumption | Euro 17,400 |
||
| Annual waste disposal Lt. 2.000 x 12 | Lt. 24,000 Eur/Lt 0.30 | Tot Euro 7,200 |
|
| Baths change annual costs | N. 12 | Euro Uni 150 | 1,800 |
| Total annual costs | 26,400 | ||
| Annual management cost of the Lt. 2000 plant Euro 64,200 |
| Projection for Lt. 22,000 (64,200 x 11 ) Euro 702,200 |
| Annual management cost of the Lt. 2000 plant Euro 26,400 |
| Projection for Lt. 22,000 (26,400 x 11 ) Euro 290,400 |