Sumitomo General Catalog 2025-2026

WaveBall WBMF

■ General Features A lineup of ø0.5" to ø1.25" ballnose endmill models for 3D profile finishing of die molds and machine parts.

H

3D Profile Finishing

■ Performance

● Insert Life

Results WBMF Type outperforms competitors' products in most processes including plan proling, with better wear resistance.

■ WBMF10000 Type (ø0.5" to ø1.25") ● Simple but precise clamping design ● Original large helix angle design ● Sharp cutting edge that produces good surface roughness ● Excellent wear resistance with Super ZX Coat

0.12

Competitor's Product (75° Cutting) Competitor's Product (45° Cutting) WBMF Type (75° Cutting) WBMF Type (45° Cutting)

0.10

0.08

Part Material: 1050 Machining Method: Ramping (45°, 75°) Cutting Conditions

0.06

0.04

n = 2,000 RPM v f = 78.74 IPM

0.02

● WBMF Type clamp mechanism.

a p = 0.012” p f = 0.024” Dry

0

78 Cutting Length (m)

156

234

High Precision Screw for Clamp

WBMF1000

Insert Mounting Reference Surface

Insert

■ Application Examples ● Mold for Automotive Parts (Injection Mold)

Evaluation Much better nishing as compared to competitors' products, with polishing time required reduced by half.

WBMF1000 Type Work Material: 1055 Process: Contouring Cutting Conditions n = 2,500 RPM v f = 31.5 IPM a p = 0..028” Overhang = 5.9” Wet

Parts

Cat. Number Screw Wrench Hardware - Inch

Applicable Endmill

Precision Screw Wrench

WBMF1100 BFTG0408F

WBMF10500 n WBMF10625 n WBMF10750 n WBMF11000 n WBMF11250 n

BFTG0409F BFTG0513F BFTG0617F BFTG0621F BFTG0825F

TRD15 TRD20 TRD25 TRD25 TRD25

N m 3.0 TRD15

WBMF1120 BFTG0409F WBMF1160 BFTG0513F N m 5.0 TRD20 WBMF1200 BFTG0617F N m 7.5 TRD25 WBMF1250 BFTG0621F WBMF1300 BFTG0825F Recommended Cutting Conditions

Cutting Speed v c (m/min) Min. - Max.

Feed Rate f z (mm/t) Min. - Max.

Insert Grade

ISO Work Material

Hardness

Carbon Steel 180 to 280 HB

200-300 100-200

0.10-0.30 ACZ120 0.10-0.30 ACZ120

P

Alloy Steel

180 to 280 HB

Cutting Speed v c (SFM) Min. - Max.

Feed Rate f z (IPT) Min. - Max.

Insert Grade

ISO Work Material

Hardness

Carbon Steel 180 to 280 HB

656-984 330-656

0.004"-0.012" ACZ120 0.004"-0.012" ACZ120

P

Alloy Steel

180 to 280 HB

The cutting conditions above are a guide. Actual conditions will need to be adjusted according to machine rigidity, work clamp rigidity, depth of cut and other factors. Note

H203

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