
| MILLING GRADES – OVERVIEW | |||
| Substrate | |||
| H | WC-Co based substrate | ||
| submicron H | WC-Co based substrate, fine-grained (< 1 µm) | ||
| ultra submicron H | WC-Co based substrate, very fine-grained (< 0,5 µm) | ||
| S | Substrate with cubic carbides | ||
| Coating | |||
| MT-CVD | Medium-temperature chemical method of coating | ||
| PVD | Low-temperature physical method of coating | ||
| × | Uncoated grade | ||
| Coolant Benefit | |||
| - - - | Very negative effect on tool life – cooling is not recommended | ||
| - | Slightly negative effect on tool life | ||
| + / - | Influence of cooling may be both positive and negative – decisive f i | l actor is specific working conditions | |
| + + | Positive effect on tool life – cooling is recommended | ||
| Attribute Strength |
Level 1 – 5