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Finishing of gear’s spherical end surface

2016-09-12 16:18:19 Funik Ultrahard Material Co.,LTD. Read

workpiece

Funik


Workpiece:Car Transmission Gear

Machining position : spherical end surface

Material of workpiece: :20CrMnTi   with a carbonitriding surface

Toughness:58-65HRC

Comparison of processing parameters and effects

Grade of cutting toolsCutting parameter
FBK9540  TNGA160408

ap=0.15 mm   Vc=180 m/min     f = 0.08 mm/rev

Compare

life(pieces/blade)

One Japanese CBN

450

Funik CBN

500

Life of Funik cutting tools is 10% higher 

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