NICKEL DIFFUSION COATING TECHNOLOGY
Nickel Diffusion Coating Technology to be used in heating elements for washing machines and liquid heating applications.
Diffusion coating is a process in which heating elements that will be subjected to high temperature conditions and highly corrosive environments are coated with a non-corrosive material. The process is done at elevated temperatures in a controlled chamber.
As a result, the sheath metal develops extreme resistance to corrosion, oxidation and erosion in its severe working conditions.
The advantages and differences of Nickel Diffusion
- Exactly same coating thickness on all the surface of tube
- High corrosion resistance
- High resistance against chemicals
- High resistance to degradation
- Hard to stick surface
- Slickness on the surface
DEGRADATION OF NICKEL DIFFUSION COATING IN DIFFERENT ENVIROMENTS
| Enviroment | Temprature (ºC) | Degradation Ratio (Micron/Year) | |||||
| SEA SALT WATER %3,5 | 95 | NONE | |||||
| ACETIC ASID | 20 | 0.8 | |||||
| AMMONIUM SULFATE | 20 | 5 | |||||
| ASCETONE | 20 | 0.8 | |||||
| AMMONIA %25 | 20 | 16 | |||||
| AMMONIUM NITRATE %20 | 20 | 15 | |||||
| AMMONIUM SULFATE DILUTED | 20 | 3 | |||||
| BENZENE | 20 | NONE | |||||
| CALCIUM CHLORIDE %42 | 20 | 0.2 | |||||
| CARBON TETRA CHLORIDE | 20 | NONE | |||||
| CITRIC ACID DILUTED | 20 | 200 | |||||
| IRON CHLORIDE %1 | 20 | 200 | |||||
| FORMIC ACID %88 | 20 | 13 | |||||
| HYDROCHLORIC ACID %5 | 20 | 24 | |||||
| LACTIC ACID %85 | 20 | 1 | |||||
| LEAD ACETATE %36 | 20 | 0.2 | |||||
| NITRIC ACID %0,1 | 20 | 25 | |||||
| OXALIC ACID %10 | 20 | 3 | |||||
| PHENOL %90 | 20 | 0.2 | |||||
| PHOSPORIC ACID %85 | 20 | 3 | |||||
| POTASSIUM HYDROXIDE %50 | 20 | NONE | |||||
| SODIUM CARBONATE DILUTED | 20 | 1 | |||||
| SODIUM HYDROXIDE %45 | 20 | NONE | |||||
| SODIUM HYDROXIDE %50 | 95 | 0.2 | |||||
| SODIUM SULFATE %10 | 20 | 0.8 | |||||
| SULFURIC ACID %65 | 20 | 9 | |||||
| ACIDIC WATER (Ph3.3) | 20 | 7 | |||||
| DISTILLED WATER | 100 | NONE | |||||

