BIG DAISHOWA High Performance Tooling Solutions Vol 4

KAISER BORING CUTTING CONDITIONS

EW MICRO HEAD

Projection Length

Diameter: ø.590 - .709 ST14W-EW15E-110 (140)

Diameter ø.709 - .866 ST16W-EW18E-100 (160)

Projection Length

Workpiece

Cutting Depth

Cutting Depth

Insert

Cutting Speed

Insert

Cutting Speed

Nose Radius

Grade

SFM

in./ø .008 .008 .008 .006 .006 .004 .004

Nose Radius

Grade

SFM

in./ø .008 .008 .008 .007 .006 .004 .004 .004 .008 .008 .008 .007 .006 .004 .004 .004 .008 .008 .008 .007 .006 .004 .004 .004 .008 .008 .008 .008 .006 .005 .005 .004

.787

660 660 600 530 400 230 100

660 660 660 600 500 330 200 100 500 500 500 460 400 330 200 100 500 500 500 460 400 330 200 100

1.575 2.362 3.150 3.937 4.724 5.512 6.299

Carbon Steel Alloy Steel

.008

T1200A

.008

T1200A

.787

500 500 500 430 330 230 100

.008 .008 .008 .006 .006 .004 .004

1.575 2.362 3.150 3.937 4.724 5.512 6.299

Stainless Steel

.008

T1200A

.008

T1200A

.787

500 500 460 400 330 200 100

.008 .008 .008 .006 .006 .004 .004

1.575 2.362 3.150 3.937 4.724 5.512 6.299

Cast Iron

.008

H1

.008

H1

.787

925 925 925 825 600 330 200

.008 .008 .008 .008 .006 .005 .005

1060 1060 1060

1.575 2.362 3.150 3.937 4.724 5.512 6.299

925 725 530 330 200

Aluminum

.008

H1

.008

H1

• This table is a guideline for selecting cutting parameters; adjust them as needed according to the machine and workpiece conditions • Internal high pressure coolant may cause deflection of the holder; lower the pressure when close tolerance is required • These conditions are determined when the boring bar is mounted on the BIG NEW Hi-POWER MILLING CHUCK or NEW BABY CHUCK

501

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