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2 Flute Carbide End Mill for Aluminum

The 2 flute carbide end mill for aluminum is engineered for high-speed CNC milling of aluminum and copper alloys. Featuring a high helix angle and mirror-polished flutes, this carbide end mill for aluminum ensures rapid chip evacuation without edge build-up. As a premium 2 flute aluminum end mill, it delivers superior surface finishing and extended tool life for production milling.

Square Flat
Aluminum & Non-Ferrous
45°
2 Flutes

Durable Mills High-Performance 2 Flute Carbide End Mill for Aluminum (HRC55)

Manufactured by Durable Mills, our industrial-grade 2 flute carbide end mill for aluminum is tailored for non-ferrous metal machining. Engineered with premium micro-grain tungsten carbide substrate (10% Cobalt content, Hardness HRA 91.2–91.7), this cutter withstands demanding CNC milling operations while maintaining razor-sharp cutting edges and high wear resistance up to HRC55 hardness limits.

Key Engineering Advantages

  • Large Helix Angle Design: Sharp, finely ground cutting edges allow light and agile cutting, significantly reducing tool vibration and cutting resistance during high-speed feed operations.
  • High-Capacity Chip Grooves: Extra-wide, deep flute architecture provides rapid chip clearance, preventing chip packing during aggressive slotting and pocketing.
  • Mirror-Polished Edge (Non-Stick): Ultra-smooth flute surfaces effectively prevent aluminum build-up (BUE), ensuring clean edge shearing and brilliant workpiece surface finishes.
  • Strict Tolerance Control: Precision-ground shanks ensure minimal runout (TIR), making it ideal for standard collets, shrink-fit, and hydraulic tool holders.

Recommended Cutting Parameters

Target Material Axial Depth (ap) Radial Depth (ae) Cutting Speed (Vc) Feed Per Tooth (fz)
Aluminum Alloy, Copper Alloy ≤ 1.5D ≤ 0.2D 150 (60–350) m/min 0.009D mm/z

*Note: Please adjust feed rate and rotational speed according to machine rigidity, workholder stability, and coolant setup.*

Standard Product Specifications

2 flute carbide end mill for aluminum technical drawing and dimensional specifications

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

Frequently Asked Questions (FAQ)

1. Why choose a 2 flute carbide end mill for aluminum instead of 3 or 4 flutes?

Aluminum is soft and gummy, producing large chips during high-speed cutting. A 2 flute design provides the maximum flute valley space required to evacuate chips rapidly, preventing clogging and heat accumulation.

2. Can these end mills be used for dry machining?

While the polished flutes resist built-up edge, flood coolant or air-mist (MQL) is highly recommended for aluminum machining to lubricate the cut and assist chip ejection.

3. Do you offer OEM branding or custom lengths for industrial bulk orders?

Yes. We provide complete OEM/ODM services, including custom shank lengths, specialized flute coatings (DLC/ZrN), and private labeling. Please get in touch with our engineering team directly via our contact page or email info@durablemills.com.

4. What materials are compatible with this tool?

This tool is primarily optimized for wrought aluminum alloys (6061, 7075, 5052), cast aluminum, brass, copper, and non-ferrous soft alloys.

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