GND Brochure 2024

GND Series - New Products

Ŷ Internal Coolant Holder GNDM-J / GNDL-J

Ɣ Series expansion of Grooving Series GND with internal coolant holders Ɣ Available seat sizes / grooving widths from .079” (2.0mm) to .236” (6.0mm) Ɣ Effective coolant supply to the cutting edge during grooving, achieving both high-efciency high-speed machining and longer insert tool life Ɣ Improved chip control through direct coolant supply around the cutting edge

Ɣ Wear Resistance

.002 .004 .006 .008 .010

Conventional Tool

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GNDM-J 1000 PSI

Coolant hole at the top improves chip control

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Tool Life: 7 Times Longer!

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Coolant hole at the bottom effectively suppresses wear

0

20

40

60

80

Number of Machined Grooves

Ɣ Chip control

Coolant Pressure: 1000 PSI

Coolant Pressure: 145 PSI

External Coolant Supply

Part Material: Titanium Alloy Holder: GNDM R2525K-312J Insert: GCMN3002-GG (AC530U) Cutting Conditions: v c = 200 SFM, f = 0.0039 IPR, a p = .197” Wet

Ŷ CF Chipbreakers for Cut-Off Machining

Ɣ Chipbreakers with front cutting edge angles 10°/15° for cut-off machining now available Ɣ Asymmetric breaker design demonstrates outstanding chip control even on inserts with front cutting edge angles, where chip control is typically difcult

Right hand insert shown

10°/15°

GCMR20003-CF-10

GCMR20003-CF-15

Competitor's Product

Part Material: Structural Steel Holder: GNDM R2525M-220 Insert: GCMR20003-CF-10,15 (AC1030U) Cutting Conditions: n = 2000 RPM, f = 0.0031” Wet

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