| Experiment No | Spray distance mm | Substrate rpm | Arc current A | Carrier gas flow Lit./min. | Powder flow rate Gms./min. |
| 1 | 75 | 150 | 300 | 20 | 25 |
| 2 | 75 | 250 | 400 | 30 | 35 |
| 3 | 75 | 350 | 500 | 40 | 50 |
| 4 | 125 | 150 | 300 | 30 | 35 |
| 5 | 125 | 250 | 400 | 40 | 50 |
| 6 | 125 | 350 | 500 | 20 | 25 |
| 7 | 175 | 150 | 400 | 20 | 50 |
| 8 | 175 | 250 | 500 | 30 | 25 |
| 9 | 175 | 350 | 300 | 40 | 35 |
| 10 | 75 | 150 | 500 | 40 | 35 |
| 11 | 75 | 250 | 300 | 20 | 50 |
| 12 | 75 | 350 | 400 | 30 | 25 |
| 13 | 125 | 150 | 400 | 40 | 25 |
| 14 | 125 | 250 | 500 | 20 | 35 |
| 15 | 125 | 350 | 300 | 30 | 50 |
| 16 | 175 | 150 | 500 | 30 | 50 |
| 17 | 175 | 250 | 300 | 40 | 25 |
| 18 | 175 | 350 | 400 | 20 | 35 |