Technology

Deep Milling Model
STAVAX 52HRC
MRBTNH230 / Long Taper Neck Ball End Mill

Work size : 7.5 x 7 x 12 mm

Material : STAVAX 52HRC
Cutting Time : 2hr26min

More rigidity by adopting new designed taper neck! Realized high precision deep milling to the hardened steels.

Tool

MRBTNH230
R1×1°30′×12 · R0.5×1°30′×12 · R0.5×1°30′×12


•Taper neck type ball end mill improves accuracy for deep milling.
•Optimized taper neck design and MUGEN-COATING PREMIUM realized to show its higher ability for hardened steels.
•Lineup of total 159 sizes with high versatility 2-flute end mills.


Cutting Condition

Cutting process Roughing Stock removal Semi-finishing Finishing
Tool MRBTNH230
R1×1°30'×12
MRBTNH230
R0.5×1°30'×12
MRBTNH230
R0.5×1°30'×12
Spindle speed
(min-1)
18,000 15,000 12,000 12,000
Feed
(mm/min)
2,000 600 500 300
Depth of cut
ap×ae(mm)
0.15×0.35 0.025×0.08 0.02×0.02 0.01×0.01
Coolant Oil mist
Cutting time 14min 12min 23min 1hr37min

Comment

Accurate cutting has realized in tolerance -0.004mm. Also realized the surface roughness of Ra 0.121 μm and Rz 0.898 μm without chattering.

Related Movie

MUGEN-COATING PREMIUM Long Taper Neck Ball End Mill(MRBTNH230)