Coating grade | Steel | Stainless steel | Cast iron | High-temperature resistent alloys | Hardened materials |
B3 | - | P 1: 361 - 755 2: 0.004 - 0.02 3: 0.004 - 0.03 | - | P 1: 98 - 361 2: 0.004 - 0.016 3: 0.004 - 0.039 | - |
C4 | P 1: 295 - 722 2: 0.004 - 0.016 3: 0.004 - 0.02 | - | P 1: 492 - 886 2: 0.004 - 0.012 3: 0.004 - 0.028 | - | P 1: 115 - 591 2: 0.004 - 0.006 3: 0.004 - 0.008 |
E4 | P 1: 328 - 984 2: 0.004 - 0.016 3: 0.004 - 0.02 | - | S 1: 427 - 656 2: 0.004 - 0.012 3: 0.004 - 0.016 | - | - |
F4 | P 1: 328 - 984 2: 0.004 - 0.02 3: 0.004 - 0.031 | - | S 1: 361 - 722 2: 0.004 - 0.012 3: 0.004 - 0.028 | - | - |
B7 | - | P 1: 361 - 755 2: 0.004 - 0.02 3: 0.004 - 0.03 | - | P 1: 98 - 361 2: 0.004 - 0.016 3: 0.004 - 0.039 | - |
P: primary application | S: secondary application
1: spindle speed (SFM in inches per minute) | 2: feed rate (IPT in inches) | 3: depth of cut (DOC in inches)