
| Reco | mmen | ded Fe | eds | Ge | neral P | urpos | e - Min | iature | |||||||||||
| E | NTN4 | Feeds fz | (mm/to | oth) - Sl | otting / | ing | |||||||||||||
| D | Unalloyed Steel | Unalloyed Steel 700-950N/mm2 200-280 HBN | Alloyed Steel | Alloyed Steel 950-1200N/mm2 280-355 HBN | Alloyed Steel 1200-1400N/mm2 355-415 HBN | Stainless Steel Austenitic + Ferretic 300 Series | Stainless Steel Martensitic 400 Series | Stainless Steel Refractory PH | Cast Irons Grey GG-FT | Cast Irons Spheroidal- Ductile GGG-FGS | Cast Irons Malleable GTS -MN/MP | Aluminium & Alloys | Aluminium & Silicon >16% Si 92 HBN | HTA Iron Based Alloys | HTA Cobalt Based Alloys | HTA Nickel Based Alloys | HTA Titanium Based Alloys | Hard Steel >1400 N/mm2 >415 HBN | Chilled Cast Iron >1400 N/mm2 >400 HBN |
| Range | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. | Min. - Max. |
| 1.0 | 0,010 | 0,010 | 0,010 | 0,010 | 0,010 | 0,010 | 0,010 | 0,010 | 0,010 | 0,010 | 0,010 | - | - | 0,010 | 0,010 | 0,010 | 0,010 | - | - |
| 1,5 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | - | - | 0,015 | 0,015 | 0,015 | 0,015 | - | - |
| 2,0 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | - | - | 0,015 | 0,015 | 0,015 | 0,015 | - | - |
| 2,5 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | 0,015 | - | - | 0,015 | 0,015 | 0,015 | 0,015 | - | - |
Note: HTA = High Temperature Alloys Note: Due to the small diameter of the miniature end mill line, the feed rate has been reduced to a starting value only.
ae Correction Factor 0,10 D 1,65 x fz ap
ae 0,20 D 1,25 x fz
For ae less than ae max, use correction factors stated above. For ae max, use feeds stated above.