TOOLING NEWS E-105

Highly Efficient and Reliable Shoulder Milling Cutter

Sumi Power Mill Series

PWS

P M K N S H

2 3

3000

2500

2000

1500

1000

500

0

7000

6000

5000

4000

3000

2000

1000

0

G

R

1000

800

600

400

200

0

G R

4x

3x

4x

4x

3x

3x

25 % lower

Smooth and stable performance under rough milling conditionsTangentially mounted inserts, offering positive rake angle and unique curved cutting edge, realize stable and long lasting smooth cutting actions.Precision 4 cutting edge insertsThe 4 cutting edge inserts offer maximum cost performance.Less vibration under unstable conditionOptimized variable pitch design of the serrated inserts minimizes vibration during unstable conditions.Tough and durable bodyCutter body shows excellent toughness and durability through special steel and surface treatment.

Features

Inserts - Design and Performance

Comparison of Cutting Edge Stability (Type G)

Comparison of Cutting Force (Type G)

Insert 1Insert 2Insert 3

LNMX Type:G

Competitor AScrew on type

Competitor BTangential insert type

Workmaterial: C50

Cutter:Dc=80mm

Cutting data:vc=150m/minft =0,20mm/tap=10mmae= 3mmdry

Cut

ting

leng

th (m

m)

breakagegood

Settinginstruction:Please use two different serrated inserts (3x and 4x) as shown in the left figure.

Remark about cutting conditions:Adjust feed rate up to ft = 0,25mm/tooth.

Serrated Insert Application Guidance (Type R)

Sumi Power MillPWS(F)4000

General Purpose: Type G Heavy Cut: Type R C

uttin

g fo

rce

(N)

Type: GType: R

Workmaterial: C50

Cutter:Dc=100mm

Cutting data:vc=200m/minft =0,15mm/tap=10mmae=20mmdry

Type R is suitable to reduce cuttingforces and to prevent vibrations.

Main forceFeed forceBack force

Competitor AScrew on type

Competitor BTangential insert type

Workmaterial: C50

Cutter: Dc=80mm

Cutting data:vc=150m/minft =0,20mm/tap=10mmae= 3mmdry

Cut

ting

forc

e (N

)

LNMX Type:G

Unique arched cutting edge

High positive rake angle Serrated

cutting edge

High positiverake angle

2 different serrated cut-ting edges generatesmaller chipsThe serrated inserts achieve high efficient

machining by reducing chattering.

Work material:Cutter:Cutting data:Coolant:

C50Dc =100mmvc =200m/min, ft =0,20mm/t, ap =20mm, ae =10mmdry

Evaluation:

Comparison of Cutting Force (Type G and R)

Comparison of Chip Shape

3

BFTX0412IP TTR15IP SUMI-P PWSS4R

ISO

P180-280HB 150-250-350 0,10-0,23-0,35 ACP200

180-280HB 100-175-250 0,10-0,18-0,25 ACP200

M - 100-150-200 0,15-0,18-0,25 ACP300

K 250HB 100-175-250 0,10-0,23-0,35 ACK200

16mm0°

-15°-6°

ØD Ød1 H Ød2 Ød3 Ød4 a b l1

PWS 4000

PWS 4080 RS l 80 60 50 27 20 13,5 12,4 7 25 4 1,0 1PWS 4100 RS l 100 70 50 32 46 - 14,4 8,5 32 6 1,4 2PWS 4125 RS l 125 80 63 40 52 29 16,4 9,5 29 6 2,4 3PWS 4160 RS l 160 100 63 40 88 - 16,4 9,5 29 8 4,2 4PWS 4200 RS 200 130 63 60 130 - 25,7 14 35 10 6,3 5PWS 4250 RS 250 130 63 60 160 - 25,7 14 35 12 11,1 5

ØD Ød1 H Ød2 Ød3 Ød4 a b l1

PWSF 4000

PWSF 4080 RS l 80 60 50 27 20 13,5 12,4 7 25 6 0,9 1PWSF 4100 RS l 100 70 50 32 46 - 14,4 8,5 32 8 1,3 2PWSF 4125 RS l 125 80 63 40 52 29 16,4 9,5 29 8 2,3 3PWSF 4160 RS l 160 100 63 40 88 - 16,4 9,5 29 10 4,1 4PWSF 4200 RS 200 130 63 60 130 - 25,7 14 35 12 6,2 5PWSF 4250 RS 250 130 63 60 160 - 25,7 14 35 14 11,0 5

31mm0°

-15°-6°

PWSS4R

LNMX170808PNSR-L l l l l l 6LNMX170808PNSR-G l l l l l 6LNMX170808PNSR-R l l l l l 7

ACP1

00

ACP2

00

ACP3

00

ACK2

00

ACK3

00

P K

KMPM K

PM PM

ØD

Ød1

Ød2

Ød3

a

b

l 1

H

Ød1

Ød2

Ød3

ØD

a

bl 1

H

Ød1Ød2

Ød4

Ød3

ØD

a

bl 1

HØd1

Ød2

Ød3

ØD

a

l 1

H

Ød1

Ød2a

Ød3

ØD

l 1

H

Ød4

b b

Ø101,6Ø 66,7Ø18Ø14

Type Cat. No. Stock No. ofteeth

Weight(kg) Fig.

Dimension (mm) Mounting

Body - Dimensions RadialRakeAngle Axial

Special Cutter Type PWSR

RadialRakeAngle Axial

Body (Type PWSF, Fine pitch)

Type Cat. No. Stock No. ofteeth

Weight(kg) Fig.

Dimension (mm) Mounting

Body (Type PWS, Standard)

Delivery on request

Recommended Cutting Conditions

Carbon Steel

Alloy Steel

Stainless SteelCast Iron

Ductile Iron

HardnessWorkMaterial

Cutting Speed vc (m/min) GradeFeed Rate

ft (mm/t)

Min.-Optimum-Max.

Fig. 1 Fig. 2 Fig. 3 Fig. 4 Fig. 5

Sumi Power MillPWS(F)4000

SeatSumi-PasteTorx

wrenchScrew

Spare Parts*

* from ØDc ≥ 200mm

Insert *

Cutter Body ØDc ≥ 200mmPlease use seat PWSS4R for protection of cutter body.

Cutter body ØDc ≥ 160mm: no inner coolantCutter body ØDc ≥ 200mm: with seat PWSS4R

l Euro stock

Application Coated Carbide

Cat. No. Application Remarks Fig.

1st ChoiceSerrated design

High speed/Light cutGeneral purpose

Roughing

Inserts

General purposeLight cut

Fig. 6 Fig. 7

Heavy cut l Euro stock

Inserts are not included. Delivery on request

Sumi Power MillPWS(F)4000

Application Examples

(Germany)SUMITOMO ELECTRIC Hartmetall GmbH

Siemensring 84, D - 47877 Willich

Tel. +49(0)2154 4992-0, Fax +49(0)2154 41072e-Mail: Info@SumitomoTool.comInternet: www.sumitomoTool.com

(UK and Ireland)SUMITOMO ELECTRIC Hardmetal Ltd.Summerleys Road, Princes Risborough

Buckinghamshire HP27 9PW, UK

Tel. +44(0)1844 342081, Fax: +44(0)1844 342415e-Mail: enquiries@sumitomo-hardmetal.co.uk

Internet: www.sumitomo-hardmetal.co.uk

Distributed by:

E105-06/12-MD-LU

Work Material

Work Machine

Plate (C50)

Machining Centre (BT50)

Manufacturer

Body

Cutting speedvc (m/min)

Coolant

Sumitomo

PWS4100RStype G

1006

ACP200

250

0,35(vf =1672mm/min)

5 ~ 10

max.100

dry

competitor

shoulder mill

1006

grade P20, PVD

200

0,3(vf =1146mm/min)

5 ~ 10

max.100

dry

Cuttingdata

Evaluation:

PWS: 1,3 times higher performance, stable machining with reliable and high tool life.Competitor‘s inserts show many chippings on cutting edge.

No. of teethTool Ø (mm)

GradeInsert rectangular insert

Feed ft (mm/tooth)Axial cutting

depth ap (mm)Radial cutting

depth ae (mm)

Tool

Work Material

Work Machine

Machine Part (cast steel)

Machining Centre (BT50)

Manufacturer

Body

Cutting speedvc (m/min)

Coolant

Sumitomo

PWS4200RStype G

20010

ACP200

196

0,4(vf =1248mm/min)

12

9

dry

competitor

shoulder mill

20010

-

170

0,24(vf =650mm/min)

5

9

dry

Cuttingdata

Evaluation: 2 times higher performance than competitor‘s tool.

No. of teethTool Ø (mm)

GradeInsert rectangular insert

Feed ft (mm/tooth)Axial cutting

depth ap (mm)Radial cutting

depth ae (mm)

Tool

Work Material

Work Machine

Box (cast steel)

Machining Centre (BT50)

Manufacturer

Body

Cutting speedvc (m/min)

Coolant

Sumitomo

PWS4250RStype G

25012

ACP200

200

0,25(vf =764mm/min)

10 ~ 15

max.200

dry

Competitor

shoulder mill

25012

grade P20, PVD

150

0,1(vf =229mm/min)

10 ~ 15

max.200

dry

Cuttingdata

Evaluation:

1,4 times higher performance than competitor‘s tool.Excellent shear cut action and good chip evacuation.

No. of teethTool Ø (mm)

GradeInsert triangle insert

Feed ft (mm/tooth)Axial cutting

depth ap (mm)Radial cutting

depth ae (mm)

Tool