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3 Flute Solid Carbide End Mill for Aluminum

This high-performance 3 flute solid carbide end mill for aluminum is engineered for high-speed CNC milling and superior chip evacuation in non-ferrous metals. Designed as a versatile carbide flat end mill for aluminum, it prevents chip sticking and delivers mirror surface finishes. Upgrade your workshop with this premium 3-flute aluminum cutting end mill.

Square Flat
Aluminum & Non-Ferrous
45°
3 Flutes

Premium 3 Flute Solid Carbide End Mill for Aluminum Machining

Engineered specifically for non-ferrous processing, the Durable Mills 3 flute solid carbide end mill for aluminum combines an ultra-smooth cutting edge with deep-pocket flute geometry. Manufactured from industrial-grade tungsten carbide with 10% cobalt content (HRA 91.2–91.7, hardness up to HRC 55), this tool excels in rapid chip evacuation, eliminating workpiece sticking and edge build-up during intense high-speed CNC milling.

Key Advantages & Engineering Features

  • Optimized 3-Flute Geometry: Striking the ideal balance between core strength and expansive chip pockets, reducing cutting resistance while maximizing feed rates.
  • Anti-Adhesion Mirror Finish: Super-polished flutes prevent aluminum from welding or sticking to the cutter edge, ensuring extended tool life and clean surface finishes.
  • Sub-Micron Carbide Substrate: 10% Cobalt matrix provides superior fracture toughness and wear resistance, suited for high-speed routing and slotting.
  • Universal Non-Ferrous Capability: Optimal for 6061, 7075 aluminum alloys, cast aluminum, brass, copper, and general non-ferrous alloys.

Recommended Cutting Parameters

ISO Material Group Workpiece Material Cutting Depth (ap) Cutting Width (ae) Cutting Speed (Vc) Feed per Tooth (fz)
N (Non-Ferrous) Aluminum Alloy, Copper Alloy ≤ 1.5D ≤ 0.2D 150 (60–350) m/min 0.0065D mm/z

* Note: Please adjust milling parameters according to machine rigidity, clamping setup, and workpiece hardness.

Standard Specifications & Dimensions

3 flute solid carbide end mill for aluminum technical dimension drawing

Model / Type Cutting Dia. (D, mm) Flute Length (Lc, mm) Shank Dia. (d, mm) Overall Length (L, mm) Flutes
DM-3*9*3*50*3T 3 9 3 50 3
DM-3*12*3*75*3T 3 12 3 75 3
DM-3*15*3*100*3T 3 15 3 100 3
DM-2*6*4*50*3T 2 6 4 50 3
DM-2.5*8*4*50*3T 2.5 8 4 50 3
DM-3*9*4*50*3T 3 9 4 50 3
DM-3.5*12*4*50*3T 3.5 12 4 50 3
DM-4*12*4*50*3T 4 12 4 50 3
DM-4*20*4*75*3T 4 20 4 75 3
DM-4*25*4*100*3T 4 25 4 100 3
DM-5*15*5*50*3T 5 15 5 50 3
DM-5*20*5*75*3T 5 20 5 75 3
DM-5*25*5*100*3T 5 25 5 100 3
DM-2*6*6*50*3T 2 6 6 50 3
DM-2.5*8*6*50*3T 2.5 8 6 50 3
DM-3*9*6*50*3T 3 9 6 50 3
DM-3.5*12*6*50*3T 3.5 12 6 50 3
DM-4*12*6*50*3T 4 12 6 50 3
DM-4.5*14*6*50*3T 4.5 14 6 50 3
DM-5*15*6*50*3T 5 15 6 50 3
DM-5.5*18*6*50*3T 5.5 18 6 50 3
DM-6*18*6*50*3T 6 18 6 50 3
DM-6*30*6*75*3T 6 30 6 75 3
DM-6*30*6*100*3T 6 30 6 100 3
DM-6*40*6*150*3T 6 40 6 150 3
DM-7*21*8*60*3T 7 21 8 60 3
DM-8*24*8*60*3T 8 24 8 60 3
DM-8*35*8*75*3T 8 35 8 75 3
DM-8*40*8*100*3T 8 40 8 100 3
DM-8*50*8*150*3T 8 50 8 150 3
DM-9*27*10*75*3T 9 27 10 75 3
DM-10*30*10*75*3T 10 30 10 75 3
DM-10*40*10*100*3T 10 40 10 100 3
DM-10*50*10*150*3T 10 50 10 150 3
DM-11*33*12*75*3T 11 33 12 75 3
DM-12*36*12*75*3T 12 36 12 75 3

Frequently Asked Questions (FAQ)

Why use a 3-flute end mill instead of a 2-flute or 4-flute for aluminum?

A 3 flute design offers greater core stiffness and balanced cutting compared to a 2-flute end mill, while retaining substantially larger chip valleys than a 4-flute cutter to avoid aluminum chip packing and melting during high-speed milling.

Can this end mill be used for slotting and plunging?

Yes, its center-cutting end teeth profile supports plunging, helical ramping, side shoulder milling, and full-slotting operations up to 1.5D depth.

Do you provide OEM branding and custom dimensional manufacturing?

As a professional cutting tool manufacturer, Durable Mills supports wholesale distributor supply, private labeling (laser etching), and custom length/shank specifications for bulk orders.

How do I request a quote or test samples for wholesale distribution?

You can visit our Contact Us page or email our global sales team directly at info@durablemills.com for wholesale tier pricing.

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