Coatings and surface treatments for taps
Properties
| Type of coating / treatment | Structure | Features | Hardness | Friction coefficient | Oxidation temperature |
|---|---|---|---|---|---|
| TiN | Mono-layer |
|
Very good
|
Very good
|
Good
|
| TiCN | Mono-layer |
|
Very good
|
Very good
|
Good
|
| TiX2 | Multi-layer |
|
Excellent
|
Excellent
|
Very good
|
| TiH1 | Multi-layer |
|
Excellent
|
Excellent
|
Very good
|
| G-MAXX | Multi-layer |
|
Excellent
|
Excellent
|
Very good
|
| CrN | Mono-layer |
|
Good
|
Very good
|
Very good
|
| V-MAXX | Mono-layer |
|
Excellent
|
Very good
|
Excellent
|
| RED-MAXX | Mono-layer |
|
Excellent
|
Very good
|
Excellent
|
| VAP | Surface oxidation |
|
— |
Very good
|
Good
|
| NiTR | Surface hardening |
|
Good
|
Good
|
Good
|
More info
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