Carbide Ball Nose End Mill for Aluminum

Carbide ball nose end mills for aluminum cavity machining, curved surfaces, inclined features, transition profiles and three-dimensional contour machining of non-ferrous components.

The full-radius cutting profile provides continuous contact along complex surfaces. Manufactured from imported carbide rods with an approximately 0.8 μm grain size and 10% cobalt content, the tool combines sharp positive-rake geometry, a 45° helix and 1200-grit precision-ground cutting edges. This geometry supports smooth chip evacuation, low cutting resistance, reduced burr formation and consistent aluminum surface quality.

A standard 2-flute configuration is available, together with uncoated and DLC rainbow-coated options, standard and long-neck tools, extended-reach configurations, custom dimensions, OEM marking and private-label packaging.

Standard Flute Configuration: 2 Flutes
Carbide Grain Size: Approximately 0.8 μm
Cobalt Content: 10%
Coating Options: Uncoated / DLC Rainbow
Helix Angle: 45°
End Rake Angle: 6° Positive Rake
Peripheral Rake Angle: 12° Positive Rake
Cutting Edge: 1200-Grit Precision Ground
Ball Radius Accuracy: Within Approximately 5 μm

Description

BALL NOSE END MILL · ALUMINUM · UNCOATED / DLC

Product Overview

This carbide ball nose end mill is designed for aluminum
cavity machining, curved surfaces, inclined features,
transition profiles and three-dimensional contour machining
of non-ferrous components.

The full-radius cutting profile provides continuous contact
along changing surface geometries. Imported carbide rods,
sharp positive-rake geometry, a 45° helix and 1200-grit
precision-ground cutting edges support smooth chip evacuation,
low cutting resistance and consistent aluminum surface quality.

Standard 2-Flute Design
Uncoated / DLC Rainbow
Radius Accuracy ≤ 5 μm
OEM & Private Label

Recommended Aluminum Machining Applications

The full-radius ball nose profile supports aluminum
operations requiring continuous cutting contact across
cavities, slopes, curved surfaces and three-dimensional contours.

01

Cavity Machining

Suitable for recessed areas, internal profiles
and aluminum cavities with continuously changing
cutting engagement.

02

Curved-Surface Milling

Designed for rounded profiles, free-form surfaces
and complex aluminum component geometries.

03

Inclined-Surface Machining

Supports sloped surfaces and transition features
where the effective cutting position changes
continuously along the toolpath.

04

3D Contour Machining

Suitable for semi-finishing and finishing of
three-dimensional aluminum profiles and detailed
surface features.

Designed for Aluminum Surface Machining Challenges

Aluminum can generate long ductile chips, built-up edge,
burrs and visible tool marks. The sharp cutting geometry,
sufficient flute space and precision ball profile help
maintain smooth chip flow and stable surface machining.

Chip Evacuation and Cutting Efficiency

  • Standard two-flute structure provides large chip spaces
  • 45° helix supports smooth aluminum-chip movement
  • Positive rake geometry reduces cutting resistance
  • Efficient evacuation helps reduce chip recutting
  • Suitable for cavities and curved surfaces
  • Low tool runout is recommended

Surface and Radius Stability

  • Full-radius profile supports continuous cutting contact
  • 1200-grit grinding improves cutting-edge sharpness
  • Sharp geometry helps reduce material deformation
  • DLC option helps reduce friction and aluminum adhesion
  • Precision radius supports repeatable 3D contours
  • Rigid toolholding improves finished-surface quality

Ball Nose Geometry and Cutting Performance

The carbide substrate, full-radius ball profile, positive
rake geometry, helix angle and precision grinding work
together to support stable aluminum cavity and contour machining.

01

0.8 μm Carbide Grain Size

Imported carbide rods with an approximately 0.8 μm
grain size support consistent cutting-edge geometry,
wear resistance and stable production quality.

02

10% Cobalt Content

The 10% cobalt content provides a balance of carbide
hardness, cutting-edge strength and substrate toughness
for aluminum and non-ferrous machining.

03

Full-Radius Ball Nose Profile

The full-radius cutting profile provides continuous
contact during cavity machining, curved surfaces,
slopes and three-dimensional contour milling.

04

Standard Two-Flute Structure

The standard two-flute configuration provides
sufficient flute space for aluminum-chip evacuation
during cavity and surface machining.

05

45° Helix Geometry

The 45° helix supports smooth cutting engagement,
stable upward chip movement and reduced cutting
resistance during aluminum contour machining.

06

6° Positive End Rake

The positive end-edge rake helps reduce cutting
pressure near the ball tip and supports cleaner
cavity and bottom-area machining.

07

12° Positive Peripheral Rake

The positive peripheral rake creates a sharper
cutting action along the effective cutting area
of the ball profile.

08

1200-Grit Precision Grinding

Fine grinding with a 1200-grit grinding wheel
helps maintain edge sharpness, reduce microscopic
defects and limit burr formation.

09

Large Chip-Evacuation Space

Sufficient flute space helps guide aluminum chips
away from the cutting area and reduces the risk
of chip packing and recutting.

10

Low Cutting Resistance

Sharp positive-rake geometry helps reduce rubbing,
cutting pressure and unnecessary heat generation
during aluminum surface machining.

11

Reduced Built-Up Edge

Sharp cutting edges, smooth chip movement and
the optional DLC coating help reduce aluminum
adhesion under suitable machining conditions.

12

Improved Surface Consistency

Precision-ground cutting edges and controlled
ball geometry help reduce visible tool marks
between adjacent machining passes.

13

Ball Radius Accuracy Within 5 μm

Walter HELICHECK PLUS measurement supports
ball-radius and profile control within approximately
5 μm for repeatable cavities and 3D contours.

14

50× Microscopic Edge Inspection

Every tool is inspected under 50× magnification
to check for visible cutting-edge chipping,
serrations and abnormal defects.

15

Walter Five-Axis Grinding

Walter five-axis precision grinding supports
stable dimensions, consistent flute geometry
and repeatable ball nose profiles.

16

Consistent Batch Production

Precision grinding and multi-stage inspection
help maintain dimensional, radius and cutting-edge
consistency across wholesale and OEM batches.

Uncoated and DLC Rainbow-Coated Options

Coating selection should be based on the aluminum grade,
silicon content, cutting parameters, lubrication condition
and required tool life.

Uncoated Ball Nose End Mills

  • Retain a sharp cutting-edge profile
  • Low cutting resistance for general aluminum machining
  • Suitable for common 6000-series aluminum
  • Support clean aluminum-chip formation
  • Suitable for cavities and curved surfaces

DLC Rainbow-Coated Ball Nose End Mills

  • Reduced friction at the cutting interface
  • Helps reduce aluminum adhesion and built-up edge
  • Improved wear resistance in selected applications
  • Suitable for selected aluminum-silicon alloys
  • Available according to customer requirements

Standard Aluminum Ball Nose End Mill Sizes

Standard metric sizes, long-neck tools, extended-reach
configurations and customized dimensions are available
for aluminum cavity, curved-surface and contour machining.

Tool Diameter Standard Metric Sizes / Custom Diameter
Ball Radius R = 1/2 of Tool Diameter
Flute Configuration Standard 2 Flutes / Custom
Flute Length Standard / Extended / Custom
Neck Length Standard / Long Neck / Custom
Shank Diameter Standard Shank / Custom Shank
Overall Length Standard / Extended Length / Custom
Coating Options Uncoated / DLC Rainbow

Send us the required diameter, ball radius,
flute length, neck length, shank diameter,
overall length, aluminum grade, coating preference
and order quantity to receive the current size list
and wholesale quotation.

Available Configurations

Standard and customized carbide ball nose end mills
can be supplied according to the aluminum grade,
surface geometry, machining depth, reach requirement
and coating preference.

Tool Type Carbide Ball Nose End Mill for Aluminum
Flute Configuration Standard 2 Flutes / Custom
Carbide Material Imported Solid Carbide Rods
Carbide Grain Size Approximately 0.8 μm
Cobalt Content 10%
Coating Options Uncoated / DLC Rainbow
Helix Angle 45°
End Rake Angle 6° Positive Rake
Peripheral Rake Angle 12° Positive Rake
Cutting-Edge Grinding 1200-Grit Precision Grinding
Ball Radius Accuracy Within Approximately 5 μm
Main Operations Cavity Machining / Curved Surfaces /
Inclined Surfaces / 3D Contouring /
Semi-Finishing / Finishing
Dimensions Standard Sizes / Long Neck /
Extended Reach / Custom Dimensions
Marking ZHY Logo / Customer Logo /
Customer Model Number
Packaging Standard Packaging /
Private-Label Packaging

Recommended Workpiece Materials

This carbide ball nose end mill is primarily designed
for aluminum and selected non-ferrous or soft materials
requiring sharp cutting edges and efficient chip evacuation.

6000-Series Aluminum
7000-Series Aluminum
Aluminum-Silicon Alloys
Magnesium Alloys
Copper Alloys
Other Non-Ferrous Metals
Engineering Plastics
Hardwood

Aluminum Ball Nose End Mill Manufacturer and OEM Supplier

ZHY supplies carbide ball nose end mills for aluminum
to distributors, importers, manufacturers, CNC workshops
and private-label cutting-tool brands.

Wholesale Order Support

  • Standard and mixed-size orders
  • Standard and customized flute configurations
  • Uncoated and DLC rainbow-coated options
  • Standard, long-neck and extended-reach tools
  • Samples for aluminum machining tests
  • Bulk quotations based on size and quantity

OEM and Private Label

  • Customer logo laser marking
  • Customer product and model numbers
  • Custom labels and barcode stickers
  • Plastic box and outer carton options
  • Private-label packaging support
  • Packaging verification before shipment

Production and Ball Radius Inspection

Five-axis grinding, ball-profile measurement and
microscopic inspection support consistent radius geometry,
cutting-edge quality and repeatable wholesale delivery.

Carbide Rod Verification
Walter Five-Axis Grinding
Flute Geometry Inspection
Helix and Rake Inspection
HELICHECK PLUS Measurement
Ball Radius Inspection
50× Microscopic Edge Inspection
Final Coating and Packaging Inspection

Request an Aluminum Ball Nose End Mill Quotation

Send us the required diameter, ball radius,
flute length, neck length, overall length,
aluminum grade, coating preference, machining feature,
quantity and packaging requirements. Our team will review
the application and provide a suitable wholesale or
OEM quotation.


Request a Wholesale Quote