GND Series - Cutting Performance ■ Grooving Toolholders GND - Cutting Performance Reduced chattering High-rigidity design reduces chattering by up to 30% as compared to conventional tools.
Both high rigidity and good chip evacuation performance
Internal Boring
Stable Vibration
Wide pocket improves chip evacuation performance
Die Steel Body
GND
Unstable Vibration
Packing of chips
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 = .0117 IPR
Machining Ef ciency 300% or higher
Competitor's Product
f = .0031 IPR
Normal Wear
Breakage
Competitor's Product
Machining Ef ciency
GND
Part Material: Medium Carbon Steel Holder: GNDML2525M-618 Insert: GCMN6030-RG (AC530U) Cutting Conditions: vc=430 SFM, f =0.012 IPR, Wet
Part Material: Cr–Mo Alloy Steel Holder: GNDLR2525M-320 Insert: GCMN3002-GG (AC530U) Cutting Conditions: vc=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
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