Основной каталог Kyocera 2021 - 2022 - страница 828

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When using inserts with corner-R(RE) 1.6 or larger, additional modifications of the cutter body will be necessary. Ref. to the chart below for the recommended modifications. (Additional grind off is not necessary when corner-R(RE) is 1.2 mm or less.)

Insert corner-R(RE) (mm)Additional processing dimension to body corner (mm)Round- shaped additional processing is re When applying chamfer shaped additionalcommended. processing, do not cut away too much.
1.6 2.0R1.0BodycornerAdditionally processed Insert with large corner-R(RE)
Pre-processingPost-processing
2.4R1.2
3.1R1.6
4.0R2.5

Recommended cutting conditions

JT chipbreaker

fz (mm/t)Recommended insert grades (Vc: m/min)
CVD
Workpiece materialToolholderdescriptionCermetMEGACOAT NANOMEGACOATcoated carbide
MEC10~ MEC19MEC20~MEC40 MEC032R~MEC160RTN100MPR1535PR1225PR1210CA6535
Carbon steel0.06~0.1~0.150.08~0.15~0.25☆ 120~160~200☆ 120~180~250★ 120~180~250--
Alloy steel0.06~0.1~0.120.08~0.15~0.2☆ 100~140~180☆ 100~160~220★ 100~160~220--
Mold steel0.06~0.08~0.10.08~0.12~0.2☆ 80~120~150☆ 80~140~180★ 80~140~180--
Stainless steel (Austenitic related)0.06~0.08~0.10.08~0.12~0.15-☆ 100~160~200☆ 100~160~200--
Stainless steel (Martensitic related)0.06~0.08~0.10.08~0.12~0.2-☆ 150~200~250--★ 180~240~300
Stainless steel (Precipitation hardening)0.06~0.08~0.10.08~0.12~0.2-★ 90~120~150---
Gray cast iron0.06~0.1~0.150.08~0.18~0.25---★ 120~180~250-
Nodular cast iron0.06~0.08~0.10.08~0.15~0.2---★ 100~150~200-
Ni-base heat-resistant alloys0.06~0.08~0.10.08~0.12~0.15-☆ 20~30~50--★ 20~30~50
Titanium alloys0.06~0.08~0.10.08~0.15~0.2-☆ 40~60~80-☆ 30~50~70-

* 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.