Aeroengine machining examples
Material knowledge, performance tooling solutions and application knowledge are the basic set of requirements to achieve good results in aeroengine component machining. We deliver all of them and then some more.
We listen to our customers, understand and address their needs.
Our experienced people provide daily on-site support, test the very latest tool and grade developments and optimise solutions with our clients. Machining competence, discussed, tested and applied.
Application examples:
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Engine case 1
Material: Inconel 718 forged
Operation: Turning internal diameter, finishing
Criterion: Surface finish, tool life
Result: Tool life 20 minutes
Tool: DNGN110308E25, CBN100
Cutting data: vc = 250 m/min, f = 0.25 mm/rev, ap = 0.3 mm
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Engine case 2
Material: Ti6Al4V
Operation: Rough milling
Criterion: Metal removal, tool life
Result: Tool life >40 minutes
Tool: R220.29-0050-06.5A, RP12, F40M
Cutting data: vc = 55 m/min, fz = 0.12 mm/t, ap = 2 mm, ae = 35 mm
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Blisk
Material: Inconel 718 aged and hardened 48HRc
Operation: End milling, slotting
Criterion: Surface finish
Result: Tool life increased by 100%
Tool: Jabro™ JHP750 diameter 8mm
Cutting data: vc = 18 m/min, fz = 0.03 mm/t, ap = 4.8 mm
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Front case
Material: M152
Operation: Rough turning and finishing of top profile
Criterion: Surface finish and dimensions
Result: Tool life 55 minutes, cycle time reduction 50%
Tool: DNMG150612-MF5, TP2500
Cutting data: vc = 120 m/min, f = 0.25 mm/rev, ap = 2.25 mm
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Blade
Material: Ti6Al4V
Operation: Rough and finish milling root profile
Criterion: Dimensions, surface finish, tool life
Result: Good surface finish, long tool life
Tool: Jabro™ custom fir tree cutter
Cutting data: vc = 80 m/min, fz = 0.06 mm/t, full profile, ae = 1/0.1 mm
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