Section F 25-26

Grooving Tools GND

■ Grooving Toolholders GND - Cutting Performance

Both high rigidity and good chip evacuation performance

Reduced chattering High-rigidity design reduces chattering by up to 30% as compared to conventional tools.

Internal Boring

Stable Vibration

Wide pocket improves chip evacuation performance

Die Steel Body

GND

Unstable Vibration

Packing of chips

F

GND

Oil Hole (2)

Improves chip evacuation

Competitor's Product B

GNDI

Large Vibration

Oil Hole (1)

· Die steel body · Mono-block structure

Coolant directed onto rake face of cutting edge

Mono-block Structure

GNDI GNDIS

Competitor's Product C

Competitor's Product A (Cassette Type)

Part Material: Structural Steel Holder: GNDLR2525M-220 Insert: GCMN2002-GG Cutting Conditions: v c = 330 SFM, f = .0039 IPR, a p = .79”, Wet

Part Material: Structural Steel Holder: GNDIR2532-T306 Insert: GCMN3002-GG Cutting Conditions: v c = 330 SFM, f = .0019 IPR, a p = .118”, Wet

Long, stable tool life ensures reliable functionality even on automatic production lines!

Substantially improved machining efficiency High-rigidity holder enables machining at high feed rates.

Reduction of chattering prevents unexpected breakage.

GND

f = .012 IPR

Machining Efciency 300% or higher

Competitor's Product

f = .0031 IPR

Normal Wear

Breakage

Machining Efciency

Competitor's Product

GND

Part Material: Medium Carbon Steel Holder: GNDML2525M-618 Insert: GCMN6030-RG (AC530U) Cutting Conditions: v c=430 SFM, f =0.012 IPR, Wet

Part Material: Cr–Mo Alloy Steel Holder: GNDLR2525M-320 Insert: GCMN3002-GG (AC530U) Cutting Conditions: v c=430 SFM, f =0.012 IPR, Wet

■ Improved Chip Control

Grooving

Traverse cutting

GND (GG Chipbreaker)

GND (ML Chipbreaker)

Conventional Tool

Conventional Tool

Part Material: Structural Steel Holder: GNDLR2525M-320, Insert: GCMN3002-GG Cutting Conditions: v c = 330 SFM, f = 0.0059 IPR, a p = 0.472", Wet

Part Material: Structural Steel Holder: GNDMR2525M-312, Insert: GCMN3002-ML Cutting Conditions: v c = 330 SFM, f = 0.0039 IPR, a p = 0.0197", Wet

Cut-off

Profiling

GND (RG Chipbreaker)

GND (CG Chipbreaker)

Conventional Tool

Competitor's Product

Part Material: Stainless Steel ( ø30mm ) Holder: GNDLR2525M-220, Insert: GCMR2002-CG-05 Cutting Conditions: v c = 330 SFM, f = 0.0059 IPR, Wet

Part Material: Structural Steel Holder: GNDMR2525M-312, Insert: GCMN3015-RG Cutting Conditions: v c = 330 SFM, f = 0.0019 IPR, a p = 0.0039", Wet

F5

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