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1. (WO2018176753) END MILLING CUTTER

Pub. No.:    WO/2018/176753    International Application No.:    PCT/CN2017/102440
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Thu Sep 21 01:59:59 CEST 2017
IPC: B23C 5/06
Applicants: SHENZHEN XINGUOYU PRECISION TOOLS LTD
深圳市鑫国钰精密工具有限公司
Inventors: HE, Yuliang
何于亮
HUANG, Leilei
黄磊磊
Title: END MILLING CUTTER
Abstract:
An end milling cutter, comprising a shank (11) and a cutting part (12) connected to the end part of the shank (11). The cutting part (12) comprises four margins (121); each margin (121) is helically arranged along the axis direction of the cutting part (12); the helix angle (α1) of each margin (121) is 44° to 46°; each margin (121) comprises a peripheral edge (102); the rake angle (α3) of the peripheral edge (102) is -1° to 1°; the relief angle (α4) of the peripheral edge (102) is 11° to 13°. By means of the end milling cutter, the service life of the cutter can be greatly prolonged and the requirements of customers can be satisfied.