SumiSmall Brochure

Turning Toolholders SBT / SCLC

SBT Back Turning

● : USA stocked item « : Worldwide Warehouse item

Fig 1

Fig 2

20

LF

20

Holder

Parts

Dimensions (inch / mm )

Flat Screw Wrench

Cutting Edge Distance WF

Cutting Edge Height HF

Overall Length LF

Applicable Inserts

Height

Width

Cat. No.

Fig

N m

H

B

(For Torx Holes)

● ● ●

.375 .500 .625

.375 .500 .625

6.000 6.000 6.000

.080 .106 .133

.375 .500 .625

1 1 1 2 1 1 1

SBTR3506 SBTR3508 SBTR3510

BTR35 ○○

BFTX0307N 2.0

TRX10

SBT35R1010 SBT35R1212 SBT35R1616 SBT35R2020

« « « «

10 12 16 20

10 12 16 20

120 120 120 125

2.5 2.5 2.5 2.5

10 12 16 20

Insert

*see also PSZ SBT - modular quick-change) on page 7

(

Coated Carbide /

Cermet)

Dimensions ( mm )

Fig 1

Maximum Depth of Cut CDX

Overall Length L

Width of Cut CW

Nose Radius RE

ø6.8

Cat. No.

Applicable Holders Fig

RE

SBT35R ○○○○ PSZ-SBT3R ○○○○ PSZ-SBT5R○○○○

BTR3505 ● ● « « BTR3515 ● ● « « BTR5505 « « « - BTR5515 « « « - BTR8005 « « « - BTR8015 « « « -

1 1 1 1 1 1

15 15 19 19 24 24

3.5 3.5 5.5 5.5 8.0 8.0

2.5 .05 2.5 .15 3.7 .05 3.7 .15 5.2 .05 5.2 .15

CDX

L

15°

PSZ-SBT8R○○○○

CDX

Recommended Cutting Conditions

Shank Tolerance of SBT A positive tolerance ( 0.1 - 0.3mm ) is applied to the shank height (H) to prevent the cutting edge from interfering with the toolpost. Tool Overhang

Part Material

P Free-Cutting Steel

P Carbon Steel

M Stainless Steel

Tooling

Plunging Traverse Cut Plunging Traverse Cut Plunging Traverse Cut

Cutting Speed (vc) (SFM) Feed Rate f (IPR)

165 to 500

165 to 500

165 to 500

.0008 - .004.0008 - .006.0008 - .002.0008 - .004.0008 - .0015.0008 - .0025

Shank height ( H ) is greater than cutting edge height ( HF ). Toolpost

Coolant

Oil-based

Amount of tool overhang can be shortened when mounted on a toolpost.

95˚

General Turning Screw-on

95˚

SCLC External Turning and Facing

Fig 1

LF

95˚

Figure shows right-hand (R) tool.

Holder

Parts

Dimensions (inch/ mm )

Stock

Applicable Inserts

Flat Screw Wrench

Cutting Edge Distance WF

Cutting Edge Height HF

Overall Length LF

Height

Width

Cat. No.

Fig

R L

Cat. No.

N m

H

B

(For Torx Holes)

● ● ● ● ● ● ● ● ● ● «« «« «« «« ««

.281 .281 6.00 .281 .281 .312 .312 6.00 .312 .312 .375 .375 6.00 .375 .375 .500 .500 6.00 .500 .500 .625 .625 6.00 .625 .625

1 1 1 1 1 1 1 1 1 1

SCLC R/L 4.52D SCLC R/L 052D SCLC R/L 062D SCLC R/L 083D SCLC R/L 103D SCLC R/L 0808-06 SCLC R/L 1010-06 SCLC R/L 1212-09 SCLC R/L 1616-09 SCLC R/L 2020-09

CC □□ 21.5

0.9

ST-1225

TRD07

CC □□ 32.5

3.0

ST-1240

TRD15

8

8

100 10

8

CC □□ 21.5

1.5

BFTX02506N

TRX08

10 12 16 20

10 100 12 12 100 16 16 100 20 20 125 24

10 12 16 20

CC □□ 32.5

3.4

BFTX0409N

TRX15

Refer to Sumitomo General Catalog for applicable inserts

N m Recommended Tightening Torque (N·m)

13

Made with FlippingBook flipbook maker