X5070 4 Flute 30°Helix Long Ball End Mill (G8D62)

4-Flute Center-Match Ball Nose for HRc45–70

X5070 4 Flute 30°Helix Long Ball End Mill (G8D62)
$83.38 INC GST $75.80 EX GST
SKU
G8D62030
Work materials
PH

Key features

  • Centre match geometry for accuracy and tool life
  • High wear resistance; exceptional surface roughness\
  • Dry machining in steels and hardened steels < HRc70
Tool material Carbide
Surface treatment Blue
Mill Diameter (mm)
Ball Nose Radius (mm)
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SKUMill Diameter (mm)Ball Nose Radius (mm)Overall length (mm)Shank dia. (mm)Length of cut (mm)CAD filesStock Price Qty Add
G8D620303.0R1.560.06.08.0STEPDXF 1-2 Weeks $75.80
G8D620404.0R2.070.06.08.0STEPDXF In stock $75.80
G8D620505.0R2.580.06.010.0STEPDXF 1-2 Weeks $77.90
G8D620606.0R3.090.06.012.0STEPDXF In stock $79.40
G8D620808.0R4.0100.08.014.0STEPDXF Low stock $124.10
G8D6210010.0R5.0100.010.018.0STEPDXF Low stock $206.50
G8D6212012.0R6.0110.012.022.0STEPDXF 1-2 Weeks $265.30
G8D6216016.0R8.0140.016.030.0STEPDXF 1-2 Weeks $435.40
G8D6220020.0R10.0160.020.038.0STEPDXF Low stock $667.60

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  • Overview
  • Specifications
  • Operation
  • Work Material
  • Reviews
Product Description

The YG-1 G8D62 X5070 Blue cutter is a 4-flute 30° helix long ball end. Special centre match ball nose geometry drives highest cutting performance in 3D machining. Nanograin substrate and silicone based coating enable dry machining to 1400°c in steels to HRc70. Diameters 3mm to 20mm with ultra low cut depth and exceptionally high feed rates.

  • Centre match geometry for accuracy and tool life
  • High wear resistance; exceptional surface roughness\
  • Dry machining in steels and hardened steels < HRc70
  • 30° Helix Angle; long length
  • 4 flutes; plain shank
Product Data
Workpiece Material P H
Ball Radius Tolerance 0.01, ±0.005
Cutting Shape Ball Nose
Hardened Steels(HRc40~45) Great
Helix Angle 30°, Ball Nose 30
Length Long
No. Flutes 4
Operation Profiling, Side Milling, Small Part
Shank Type Plain
Surface Treatment Blue, YG-1 Blue Coating
Tool Material Carbide
Flutes 4
Helix Angle 30°
Cutting Edge Shape Ball Nose
Size Min R1.5
Size Max R10.0
Length

Center Match
Coating Blue Coating

Profiling
Side Milling
Small Part

Work materials

VDI 3323 recommendations for this tool.

ExcellentGood

Steel

4 grades
Non-alloy steel
GoodVDI 5
Low-alloy steel
GoodVDI 8–9
High-alloy and tool steel
GoodVDI 11

Hardened materials

4 grades
Hardened steel
ExcellentVDI 38–39
Chilled cast iron
GoodVDI 40
Hardened cast iron
ExcellentVDI 41
VDI grade reference8 grades

Individual grade ratings and nominal hardness references. Base grades and decimal subgrades are listed separately.

Recommended VDI grades and nominal hardness references
VDIWork materialRecommendationHB ref.HRC ref.
5PNon-alloy steelGood30032
8PLow-alloy steelGood30032
9PLow-alloy steelGood35038
11PHigh-alloy and tool steelGood32535
38HHardened steelExcellent55055
39HHardened steelExcellent63060
40HChilled cast ironGood40042
41HHardened cast ironExcellent55055

HB and HRC values are nominal catalogue references. Grade subdivisions can vary between catalogues.

Recommendations apply to the listed VDI grades. Unlisted grades have no stated recommendation.

Video

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