3 5 and 6 Flute End Mills

3 5 and 6 Flute End Mills

3 Flute - 45° Helix
3 Flute - 45° Helix
3 Flute - 60° Helix
3 Flute - 60° Helix
5 Flute - 45° Helix
5 Flute - 45° Helix
6 Flute - 45° Helix
6 Flute - 45° Helix

 

3-Flute Carbide End Mills

5-Flute Carbide End Mills

6-Flute Carbide End Mills

Advantages
  • Higher Chip Removal Rate: 3-flute end mills provide larger chip evacuation paths due to fewer flutes. This results in efficient chip removal, making them suitable for high-speed machining.
  • Enhanced Rigidity: With fewer flutes, these end mills offer greater rigidity, reducing the chances of deflection and vibration during heavy cuts.
  • Improved Chip Control: They are particularly effective in materials that produce long, stringy chips, such as aluminum, as they can better control chip formation.
  • Smooth Surface Finish: 5-flute end mills produce fewer tool marks and a smoother surface finish due to the higher number of flutes, which results in more contact points with the workpiece.
  • Enhanced Stability: They offer good stability during machining, reducing chatter and vibration, particularly in applications requiring precision and fine finishes.
  • Exceptional Surface Finish: 6-flute end mills provide even more contact points with the workpiece, resulting in an exceptionally smooth surface finish with minimal tool marks.
  • High Precision: They are excellent for precision machining applications where tight tolerances and high accuracy are essential.

Use Cases
  • Slotting and Roughing: Their rigidity makes them well-suited for slotting and roughing operations in various materials, including steel and stainless steel.
  • High-Speed Machining: The larger chip evacuation paths allow for higher cutting speeds, making them ideal for high-speed machining applications.
  • Finishing Operations: 5-flute end mills are excellent for finishing passes in materials like aluminum, stainless steel, and high-temperature alloys.
  • Hard Milling: They can handle hard materials like tool steel and hardened alloys while maintaining a high-quality surface finish.
  • Profile Machining: These end mills excel in profiling complex shapes and contours.
  • Finish Machining: 6-flute end mills are often used for finish machining of intricate parts, such as aerospace components and medical devices.
  • Contouring: These end mills excel in contouring complex shapes and intricate profiles.
  • High-Speed Machining (HSM): In applications requiring high-speed machining, 6-flute end mills can maintain precision and quality surface finishes.

 

45-Degree Helix

60-Degree Helix
End mills with a 45-degree helix angle are versatile and suitable for a wide range of materials and applications. They offer a balance between chip evacuation and rigidity. End mills with a 60-degree helix angle are designed for high-efficiency machining, especially in materials that are prone to work hardening. They excel in materials like stainless steel and heat-resistant alloys.
  • Compare SKU Vendor Size (D1) Shank Diameter (D2) Flute Length (L2) Reach (L3) Overall Length (L1) Length Type Corner Radius (R) Included Angle Taper Angle Helix Angle Number of Flutes Weldon Flats Flats Coating In Stock Price Quantity
    A42606 ACT 3/4 3/4 2-1/4 5 38° 6 Yes ALCRO-MAX 47
    $357.24
  • A42592 ACT 1 1 2 4 38° 6 No ALCRO-MAX 18
    $354.17
  • A68820 HTC Tool 3/4 3/4 3 6 45° 6 ALTiN Available to Order*
    $358.75
  • A42596 ACT 1 1 2 4 38° 6 Yes ALCRO-MAX 19
    $474.28
  • A49790 HTC Tool 1 1 2 4 45° 6 ALTiN Available to Order*
    $366.03
  • A59227 ACT 3/4 3/4 2-1/4 5 38° 6 Yes ALCRO-MAX 24
    $362.72
  • A42642 ACT 1 1 2 4 38° 7 No ALCRO-MAX 15
    $462.52
  • A59235 ACT 1 1 2 4 38° 6 No ALCRO-MAX 12
    $431.56
  • A68811 HTC Tool 1 1 2-1/2 5 45° 5 ALTiN Available to Order*
    $408.36

* Lead times can vary from 1–10 business days. Call (908) 98-ATLAS or email sales@atlascuttingtools.com for details.

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