Carbide End Mills
MFU Series High-Efficiency End Mill
General Specifications
Solid carbide end mill — Type M square end mill for high-efficiency machining.
- Unequal-lead cutting edges for excellent vibration resistance.
- Chromium aluminum nitride (AlCrN) coating with a lower friction coefficient for high-efficiency, high-speed machining — especially suited to chromium-molybdenum alloys.
- End Type: Square (flat)
- Flutes: 4
- Helix Angle: 39° / 41° variable
- Coating: AlCrN
- Carbide Grade: UP3225
- Shank: plain (HA) shank, h6 tolerance
- Size Range: 1/4″–5/8″ cutting diameter, 5 sizes
| Model | Cutting Dia. DC (in) | Cutting Dia. DC (mm) | Shank Dia. DCON (in) | Overall Length LF (in) | Length of Cut APMX (in) | Flutes ZEFP |
|---|---|---|---|---|---|---|
| MFU-0250-4T | 1/4 | 6.350 | 1/4 | 2-1/2 | 1/2 | 4 |
| MFU-0312-4T | 5/16 | 7.938 | 5/16 | 2-1/2 | 13/16 | 4 |
| MFU-0375-4T | 3/8 | 9.525 | 3/8 | 2-1/2 | 7/8 | 4 |
| MFU-0500-4T | 1/2 | 12.700 | 1/2 | 3 | 1 | 4 |
| MFU-0625-4T | 5/8 | 15.875 | 5/8 | 3-1/2 | 1-1/4 | 4 |
| Workpiece Material | Grade / Hardness | Suitability |
|---|---|---|
| Carbon Structural Steel | C ≤ 0.25% | Excellent |
| Carbon Structural Steel | C 0.25–0.45% | Excellent |
| Carbon Structural Steel | C ≥ 0.45% | Excellent |
| Alloy Steel | ≤ HRC 25 | Good |
| Alloy Steel | HRC 25–35 | Good |
| Alloy Steel | HRC 35–45 | Good |
| Hardened Steel | HRC 45–50 | — |
| Hardened Steel | HRC 50–62 | — |
| Hardened Steel | HRC 62–70 | — |
| Aluminum Alloy | Si ≤ 9% | — |
| Cast Iron | Si ≤ 2.5% | — |
| Stainless Steel | Cr < 17% | Excellent |
| Copper Alloy | — | — |
| Titanium Alloy | TC4 | Good |
| Nickel Alloy | Cr < 13% | Good |
| Graphite | — | — |