Sumitomo General Catalog 2025-2026

Radius Endmill for Exotic Alloys SSEH Type Series

Anti-vibration Type

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SSEH Radius Anti-vibration Type ■ Features and Applications ● New anti-vibration type added to the SSEH type endmill for exotic alloys. ● Builds on the same features of existing endmills by adding an irregular lead for exceptional anti-vibration performance. ● Compatible with a wide range of milling for exotic alloys including Stainless Steel, Inconel and titanium. ● Reduces chattering for high-speed, high-feed cutting. ● Both coated and uncoated types are in stock to meet various conditions. Irregular Pitch + Irregular Lead

■ Application Examples

● Corner Finishing for Titanium Alloy

SSEH Radius Anti- Vibration Endmill SSEHVL 4120W-30

No Anti-Vibration Mechanism Endmill ø12 × R3.0

Chattering occurs

No chattering

Machined Surface

Vibration Data

Increases chattering at entry point corner

Stable cutting

Tool Breakage

Chipping caused by chattering

No breakage

Cutting Conditions:  v c = 139 SFM ( n = 1,125 RPM) v f = 7.87" IPM ( f z = 0.0017" IPT ) a p = 0.197", a e = 0.472" Wet

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