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AH905

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PVD grade for heat-resistant alloys

Maximize productivity in superalloys machining

Applications & Features

Applications

External turningInternal turning

Features

1. Highest level of reliability

Gradi

AH905

  • S01 – S10
  • High resistance to wear and built-up edge

Practical examples

Example #1

Aerospace Industry

Part: Engine component
Material: Inconel 718
Insert: CNMG120408-HMM AH905
Cutting conditions: Vc = 45 (m/min)
f = 0.25 (mm/rev)
ap = 1.0 (mm)
Coolant: Wet
Example #2

Aerospace Industry

Part: Aerospace component
Material: High strength steel alloy
Insert: DCMT11T308-PSF AH905
Cutting conditions: Vc = 80 (m/min)
f = 0.1~0.15 (mm/rev)
ap = 1.5~2.0 (mm)
Coolant: Wet

Standard cutting conditions

Negative inserts
Work material Application Chipbreaker Grade Cutting speed
Vc (m/min)		 Depth of cut
ap (mm)		 f (mm/rev)
Feed
Ni-base alloys Ni-base alloys
(Inconel 718 etc)		 Medium cutting HMM AH905 20 – 100 0.5 – 3.0 0.1 – 0.3
Positive inserts
Work material Application Chipbreaker Grade Cutting speed
Vc (m/min)		 Depth of cut
ap (mm)		 f (mm/rev)
Feed
Ni-base alloys Ni-base alloys
(Inconel 718 etc)		 Finishing PSF AH905 20 – 100 0.05 – 0.5 0.02 – 0.3
Finishing
to light cutting		 PSS 0.5 – 2.0 0.02 – 0.3
Finishing
to medium cutting		 PS 0.5 – 2.5 0.02 – 0.3
Medium cutting All-round 0.5 – 3.0 0.08 – 0.3
Finishing
to light cutting		 RS 0.5 – 1.5 0.03 – 0.3
Medium cutting 61 0.5 – 2.0 0.2 – 0.6

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