Research Article
Friction Performance Optimization of Chemically Deposited Ni-P-W Coating Using Taguchi Method
Table 3
Electroless bath composition and operating condition.
| Parameters | Values |
| Nickel sulphate (g/L) | 20–30 | Sodium hypophosphite (g/L) | 14–20 | Sodium citrate (g/L) | 35 | Ammonium sulphate (g/L) | 30 | Lactic acid (g/L) | 5 | Sodium tungstate (g/L) | 15–25 | pH | 7-8 | Temperature | 90 2°C | Duration of coating | 3 hrs | Bath volume (mL) | 200 |
|
|