JS chipbreaker

fz (mm/t)Recommended insert grades (Vc: m/min)
Workpiece materialToolholderdescriptionMEGACOAT NANOMEGACOATCVD coated carbide
MEC10~ MEC19MEC20~MEC40 MEC032R~MEC160RPR1535PR1225PR1210CA6535
Carbon steel0.06~0.1~0.120.08~0.15~0.18☆ 120~180~250★ 120~180~250--
Alloy steel0.06~0.08~0.10.08~0.12~0.15☆ 100~160~220★ 100~160~220--
Mold steel0.06~0.08~0.10.08~0.1~0.12☆ 80~140~180★ 80~140~180--
Stainless steel (Austenitic related)0.06~0.08~0.10.08~0.1~0.12★ 100~160~200☆ 100~160~200--
Stainless steel (Martensitic related)0.06~0.08~0.10.08~0.1~0.12☆ 150~200~250--★ 180~240~300
Stainless steel (Precipitation hardening)0.06~0.08~0.10.08~0.1~0.12☆ 90~120~150---
Ni-base heat-resistant alloys0.06~0.08~0.10.08~0.1~0.12☆ 20~30~50--★ 20~30~50
Titanium alloys0.06~0.08~0.10.08~0.1~0.12★ 40~60~80---
  • The bold-faced number indicates a center value of recommended cutting condition. Adjust the cutting speed ★: 1st Recommendation ☆: 2nd Recommendation and the feed rate within the above conditions according to the actual machining situation.
  • Machining with coolant is recommended for Ni-base heat-resistant alloys and titanium alloys.

JA chipbreaker M

Recommended i (Vc: m/nsert grades min)
Workpiece materialfz (mm/t)DLC coated carbideCarbide
PDL025GW25
Aluminum alloys (Si 13% or less)0.05~0.3200~1,000200~800
Aluminum alloys (Si 13% and over)0.05~0.2200~300200~300

PCD

Recommended insert grades (Vc: m/min)
Workpiece materialfz (mm/t)PCD
KPD230 (KPD001)
Aluminum alloys (Si 13% or less)0.05~0.2500~1,500
Aluminum alloys (Si 13% and over)0.05~0.15300~1,000

Warning Please observe below precautions fully. Failure to observe the precautions may

Revolution (min -1) Balance quality grade G ISO 1940-1/8821 (JIS B0905)
~20,000 G16
~30,000 G6.3
30,000~ G2.5

Warning about Max. Revolution indicated on main body 1. Do not use the end mill or cutter at the maximum revolution or higher since the centrifugal force may cause inserts and 2. For actual practical revolution, please set within recommended cutting condition.