SCI 21-22 General Catalog

SumiReamer SR Type

■ Features ● Achieving high efficiency through high speed and high feed capabilities! ( v c =164 to 1,640 SFM, f =0.016" to 0.047" IPR) · Compatible with a wide range of cutting conditions, allowing management of cutting conditions and coolant supply · Designed with minimal cutting edge length, eliminating galling and blemishes for improved quality and reliability · Adoption of indexable cutting edge design improves reliability of quality and tool life, eliminating variability in tool life among reground inserts · Cutting edge diameters from ø7.6 to ø140.6 mm available

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● Easy insert replacement ● Flexible tool overhang lengths possible by combining the modular extension/arbor and shank with insert runout adjustment mechanism

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A taper supports the insert on two faces (based on the HSK standard) for repeatability within 4 μm using random inserts

■ Application Examples

Workpiece

Special holder with guide pads

Cylinder barrel

Connection rod

Sliding yoke

Front axle

Control valve

Forged Carbon Steel

Forged Carbon Steel

Cast Iron

Structural Steel

Forged 1020 Steel

Part Material

SRD19-12-115 SRG17.0H7-A01-T1212R1

SRD36-25-170 SRG29.0H7-A01-F0512R1

SRD19-12-115 SRG16.02Q+3-3-C01-F0512R1

SRD29-20-240 SRL28.0H7-B01-F0512R1

Holder Cat. No. Insert Cat. No.

Special holder with guide pads SRL14.0H7-B01-F0512R1

Max. Work Dia. (mm)

ø17.0

ø29.0

ø16.02

ø28.0

ø14.0

Hole Dia. Tolerance

H7

H7

H7

H7

H7

Surface Roughness ( μm )

Rz10.0

Ra0.8

Ra3.2

Ra3.2

Ra1.6

Circularity ( μm )

5

2

5

5

Cylindricity ( μm )

5

4

5

5

Number of Teeth

6

8

6

8

6

148

120

150

60

100

c (m/min)

v

n (min -1 )

2,772

1,318

2,982

682

2,230

0.20

0.15

0.10

0.075

0.10

f z (mm/t)

3,326

1,582

1,789

409

1,368

f (m/min)

v

0.10

0.15

0.15

0.15

0.15

p (mm)

a

Wet / Dry

Wet

Wet

Wet

Wet

Wet

Tool life, etc.

57.9m

30.52m

15.8m

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