BN7115 Brochure

CAT.BN7115.12/21 CBN

CBN Grade for Sintered Alloy Finishing BN7115 Series

Demonstrates Excellent Stability and High-Precision Finishing of Sintered Alloy

Ready to Create New Standards

S INTERED A LLOY

CBN

S INTERED A LLOY

Balance of Cutting Edge Sharpness and Fracture Resistance, Ideal for Finishing of Sintered Alloy

 Application Range

D High-density/Sintered Alloy (30 to 65HRC/300 to 800HV)

D Sintered Alloy (50 to 95HRB/90 to 200HV)

Finishing region

Roughing region

Finishing region

Roughing region

1,000



660

BN7115

BN7000

BN7115 BN7500

BN7500

BN7000

330

.004 .008 .012 .016 .020 .0118 .008 .006 .010 .004 .002

Depth of Cut a p (inch) Feed Rate f (IPR)

.004 .008 .012 .016 .020 .012 .008 .006 .010 .004 .002

 Cutting Performance

D Continuous Cutting (Surface Roughness)

D Continuous Cutting (Wear Resistance)

Sintered Alloy

Insert : 3NUTNGA331HS-BN7115 Cutting Conditions: v c = 600 SFM f = .004 IPR a p = .008” Wet Conventional CBN .008

Insert : 3NUTN Cutting Cond Wet

Conventional CBN

1.0



0.8

BN7115



.006

50μm



BN7115

0.6

 D

Conventional CBN



Insert : 3NUTNGA331HS-BN7115 Cutting Conditions: v c = 600 SFM f = .004 IPR a p = .008” Wet .004  D D

Insert : 3NUTNGA331US Cutting Conditions: v c Wet



 D

0.4

Wear Resistance 1.5 x

Surface Roughness Tool Life 1.4 x

.002

0.2

0  D

50μm

3,280

6,560

9,840

13,125

16,400

3,280

6,560

9,840

13,125

16,400

BN7115 Sharp Cutting Edge

Cutting Distance (Feet) Part Material: Sintered Ferrous Alloy F-08C2 equivalent (150HV) Insert: 2NU-CNGA432 Cutting Conditions: v c = 660 SFM, f = .004 IPR, a p = .008” Wet

, Cutting Distance (Feet) Part Material: Sintered Ferrous Alloy F-08C2 equivalent (150HV) Insert: 2NU-CNGA432 Cutting Conditions: v c = 660 SFM, f = .004 IPR, a p = .008” Wet n

Sumitomo’ s proprietary sintering process and special binder increase binding strength between CBN particles and improves CBN particle/binder boundary strength. These improvements help maintain edge sharpness which in turn reduces burrs and tearing.

D Interrupted Cutting (Fracture Resistance)

Sintered Alloy

No Chipping

BN7115

Conventional Tool

BN7115

BN7115 Able to Continue

 Recommended Cutting Conditions  Recommended Cutting Conditions Insert : 2NUCNGA431US-BN7115 Cutting Conditions: v c = 560 SFM f = .003 IPR a p = .004” Wet Insert : 2NUCNGA431US-BN7115 Cutting Conditions: v c = 560 SFM f = .003 IPR a p = .004” Wet Cutting Edge Dulled D Sintered Alloy High Edge Sharpness

Insert : 2NUCNGA432LF Cutting Conditions: v c = Wet Insert : 2NUCN Cutting Cond Wet

Conventional CBN

Chipping

 Cu BN711

Conventional CBN Chipping

Comparison of CBN Particles' Binding Strength (binder removed for comparison)

 Cutting E BN7115

Part Material: Sintered Ferrous Alloy FLA-07C2M equivalent (500HV) Insert: 2NU-CNGA432 Cutting Conditions: v c = 575 SFM, f = .0035 IPR, a p = .006” Dry No. of Workpieces (Times) 0 20 40 60 80 100

D Sintered Alloy

Recommended Cutting Conditions Cutting Speed v c (SFM) Feed Rate f (IPR)

Burr C LF Ty No R Honing

Min. - Optimum - Max.

Work Material Work Material General Sintered Alloy High-density Sintered Alloy General Sint red Alloy High-density Sintered Alloy

Grade

Recommended Cutting Conditions Cutting Speed v c (SFM) Feed Rate f (IPR)

LF Depth of Cut a p (Inch)



Min. - Optimum - Max.

Type

Grade

Depth of Cut a p (Inch)

No R Honing LE



- - - - .0059 .0118 .0047 .0118 .0031 . 9 - - - - .0024 .0059

BN7115 BN7000 BN7115 BN7000

- - - - 500 50 330 330

.005 .010 .004 .010

500 500 330 330 - - - -

- - - -

.010 .020 .008 .020 - - - -

- - - -

.002 .002 .002 .002 - - - -

30 30 30 30

.0004 .0004 .0004 .0004 1,000 1, 00 660 660

- - - - .002 .002 .002 .002

.010 .020 .008 .020

Type

- - - - .0004 .0004 .0004 .0004 .0031 .0059 .0024 .0059

- - - - .0059 .0118 .0047 .0118

R Honing

BN7115 BN7000 BN7115 BN7000

.005 .010 .004 .010

- - - -

LS Typ R Honing

30 30 30 30

1,000 1,000

660 660

Good Rou

Good Surface Roughness

Break Em

Breakage Control Emphasised

BN7115 Stock Availibilty

(All Items are new items)

 = World Wide Warehouse Item l = USA Stocked item

Negative Inserts

Postive Inserts

Coated CBN

Multi-Cornered Single-Use / Negative (With Hole)

Multi-Cornered Single-Use / Positive (With Hole)

Dimensions (inch)

Sumitomo Catalog Number Effective Cutting Edge Length LE NU-CCEW03X102LF NU-CCEW03X102LF  1 .1378.0551.0748 .0078 .0472 ISO Cat. No.

Sumitomo Catalog Number

Effective Cutting Edge Length LE

Shape

ISO Cat. No.

2MDCNGA432 2MDCNGA433 2NUCNGA431 2NUCNGA432 2NUCNGA433

2MD-CNGA120408 l 2 .5000 .1875 .2031 .0313 .1339

.0469 .1102 .0156 .0984 .0313 .0945 .0469 .0906

2MD-CNGA120412 l 2 2NU-CNGA120404 l 2 2NU-CNGA120408 l 2 2NU-CNGA120412 l 2

.0078 .0906 .0156 .0906 .0313 .0945

2NUCCGA21.50.5 2NU-CCGW060202 l 2 2NUCCGA21.51 2NU-CCGW060204 l 2 2NUCCGA21.52 2NU-CCGW060208 l 2 2NUCCGA32.51 2NU-CCGW09T304 l 2

.5000 .1875 .2031

.2500 .0937 .1102

2NUCNGA431LF 2NU-CNGA120404LF l 2 2NUCNGA432LF 2NU-CNGA120408LF l 2 2NUCNGA431LE 2NU-CNGA120404LE l 2 2NUCNGA432LE 2NU-CNGA120408LE  2

.5000 .1875 .2031 .0156 .0984 .0313 .0945 .5000 .1875 .2031 .0156 .0984

.3750 .1563 .1732 .0156 .0945

2NUCCGA32.52 2NU-CCGW09T308 l 2 .0313 .0906 2NUCCGA32.51W 2NU-CCGW09T304W l 2 .3750 .1563 .1732 .0156 .0945 2NUCCGA32.51WG 2NU-CCGW09T304WG l 2 .3750 .1563 .1732 .0156 .0945 2NUCCGA32.52HS 2NU-CCGW09T308HS l 2 .3750 .1563 .1732 .0313 .0984 2NUCCGA431 2NU-CCGW120404 l 2 .5000 .1875 .2031 .0156 .0984 2NUCCGA432 2NU-CCGW120408 l 2 .0313 .0945 2NUCPGA32.51 2NU-CPGW09T304 l 2 .3750 .1563 .1732 .0156 .0984 2NUCPGA32.52 2NU-CPGW09T308 l 2 .0313 .0945 2NUDCGA21.50.5 2NU-DCGW070202 l 2 .2500 .0937 .1102 .0078 .1063 2NUDCGA21.51 2NU-DCGW070204 l 2 .0156 .0984 2NUDCGA21.52 2NU-DCGW070208 l 2 .0313 .0827 2NUDCGA32.50.5 2NU-DCGW11T302  2 .3750 .1563 .1732 .0078 .1063 2NUDCGA32.51 2NU-DCGW11T304 l 2 .0156 .0945 2NUDCGA32.52 2NU-DCGW11T308 l 2 .0313 .0827 2NUDCGA32.52HS 2NU-DCGW11T308HS l 2 .3750 .1563 .1732 .0313 .0827 2NUDCGA32.50.5LF 2NU-DCGW11T302LF  2 .3750 .1563 .1732 .0078 .1063 2NUDCGA32.51LF 2NU-DCGW11T304LF  2 .0156 .0945 2NUDCGA32.52LF 2NU-DCGW11T308LF  2 .0313 .0827 2NUDCGA32.50.5LE 2NU-DCGW11T302LE  2 .3750 .1563 .1732 .0078 .1063 2NUDCGA32.51LE 2NU-DCGW11T304LE l 2 .0156 .0945 2NUDCGA32.52LE 2NU-DCGW11T308LE  2 .0313 .0827 2NUDCGA32.50.5LS 2NU-DCGW11T302LS  2 .3750 .1563 .1732 .0078 .1063 2NUDCGA32.51LS 2NU-DCGW11T304LS l 2 .0156 .0945 2NUDCGA32.52LS 2NU-DCGW11T308LS  2 .0313 .0827 2NUDCGA32.51WG 2NU-DCGW11T304WG l 2 .3750 .1563 .1732 .0156 .0906 3NUTCGA21.51 3NU-TCGW110204 l 3 .2500 .0938 .1100 .0156 .0984 3NUTCGA21.52 3NU-TCGW110208 l 3 .0313 .0866 NUTPGD630.5 NU-TPGW080202 l 1 .1875.0937 .0945 .0078 .1024 NUTPGD631 NU-TPGW080204 l 1 .0984 3NUTPGA21.51 3NU-TPGW110204 l 3 .2500 .0938 .1100 .0156 .0984 3NUTPGA21.52 3NU-TPGW110204 l 3 .0313 .0866 3NUTPGA220.5 3NU-TPGW110302 l 3 .2500 .1339 .0078 .1024 3NUTPGA221 3NU-TPGW110304 l 3 .0156 .0984 3NUTPGA222 3NU-TPGW110308 l 3 .0313 .0866 3NUTPGA21.51LF 3NU-TPGW110204LF l 3 .2500 .0938 .1100 .0156 .0984 3NUTPGA220.5LF 3NU-TPGW110302LF  3 .2500 .1250 .1339 .0078 .1024 3NUTPGA221LF 3NU-TPGW110304LF l 3 .0156 .0984 3NUTPGA222LF 3NU-TPGW110308LF  3 .0313 .0866 3NUTPGA221LE 3NU-TPGW110304LE  3 .2500 .1250 .1339 .0156 .0984 3NUTPGA21.51LS 3NU-TPGW110204LS l 3 .2500 .0938 .1100 .0156 .0984 3NUTPGA221LS 3NU-TPGW110304LS l 3 .2500 .1250 .1339 .0156 .0984 2NUVBGA221 2NU-VBGW110304 l 2 .2500 .1250 .1102 .0156 .1102 2NUVBGA222 2NU-VBGW110308 l 2 .0313 .0787 2NUVBGA331 2NU-VBGW160404  2 .3750 .1875 .1732 .0156 .1299 2NUVBGA332 2NU-VBGW160408 l 2 .0313 .0984

.0313 .0945 2NUCNGA431LS 2NU-CNGA120404LS l 2 .5000 .1875 .2031 .0156 .0984 2NUCNGA431HS 2NU-CNGA120404HS  2 .5000 .1875 .2031 .0156 .0984 2NUCNGA432HS 2NU-CNGA120408HS l 2 .0313 .0945 2NUCNGA433HS 2NU-CNGA120412HS l 2 .0469 .0906 2NUCNGA431W 2NU-CNGA120404W l 2 .5000 .1875 .2031 .0156 .0945 2NUCNGA432W 2NU-CNGA120408W l 2 .0313 .0906 2NUCNGA431WG 2NU-CNGA120404WG l 2 .5000 .1875 .2031 .0156 .0945 2NUCNGA432WG 2NU-CNGA120408WG l 2 .0313 .0945 2NUCNGA431WH 2NU-CNGA120404WH l 2 .5000 .1875 .2031 .0156 .0945 2MDDNGA432 2MD-DNGA150408 l 2 .5000 .1875 .2031 .0313 .1220 n ,

. 0156 .0984 . 0313 .0827 .0469 .0787

2NUDNGA431 2NUDNGA432 2NUDNGA433

2NU-DNGA150404 l 2 2NU-DNGA150408 l 2 2NU-DNGA150412 l 2

.5000 .1875 .2031

.0827

2NUDNGA432HS 2NU-DNGA150408HS l 2 2NUDNGA433HS 2NU-DNGA150412HS l 2 ,

.5000 .1875 .2031 . 0313

.0469 .0787 2NUDNGA432WG 2NU-DNGA150408WG l 2 .5000 .1875 .2031 . 0313 .0787 2NUSNGA432 2NU-SNGA150408 l 2 .5000 .1875 .2031 . 0313 .0906 n

3NUTNGA331 3NUTNGA332 3NUTNGA333 Insert : 3NUTNGA331US-BN7115 Cutting Conditions: v c = 660 SFM f = .004 IPR a p = .004” Wet 3NU-TNGA160404 l 3 3NU-TNGA160408 l 3 3NU-TNGA160412 l 3

.0156 .0906 .0313 .0787 .0469 .0787

.3750 .1875 .1500

3NUTNGA331HS 3NU-TNGA160404HS  3 3NUTNGA332HS 3NU-TNGA160408HS l 3 3NUTNGA331LF 3NU-TNGA160404LF  3 3NUTNGA332LF 3NU-TNGA160408LF l 3 3NUTNGA331LE 3NU-TNGA160404LE  3 3NUTNGA332LE 3NU-TNGA160408LE  3

.3750 .1875 .1500 .0156 .0906 .0313 .0787 .3750 .1875 .1500 .0156 .0906 .0313 .0787 .3750 .1875 .1500 .0156 .0906

.0313 .0787 3NUTNGA331LS 3NU-TNGA160404LS  3 .3750 .1875 .1500 .0156 .0906 3NUTNGA331HS 3NU-TNGA160404HS  3 .3750 .1875 .1500 .0156 .0906 3NUTNGA332HS 3NU-TNGA160408HS l 3 .0313 .0787 T-3NUTNGA331 T-3NU-TNGA160404  3 .3750 .1875 .1500 .0156 .0906 2NUVNGA331 2NU-VNGA160404 l 2 .3750 .1875 .1500 .0156 .1102 2NUVNGA332 2NU-VNGA160408 l 2 .0313 .0787 2NUVNGA332HS 2NU-VNGA160408HS l 2 .3750 .1875 .1500 .0313 .0787 2NUVNGA332LF 2NU-VNGA160408LF l 2 .3750 .1875 .1500 .0313 .0787 3NUWNGA432 3NU-WNGA080408 l 3 .5000 .1875 .1500 .0313 .0787 3NUWNGA433 3NU-WNGA080412 l 3 .0469 .0787 , ,

Insert : 3NUTNGA331US-BN7115 Cutting Conditions: v c = 660 SFM f = .004 IPR a p = .004” Wet n

”

Negative (With Hole) CNGA432

* "T-" are sold in packs of 10, instead of packs of 1

.0313 .1772 .0469 .1732

l 1 l 1

CNGA120408 CNGA120412 DNGA150408 DNGA150412 VNGA160404

.5000 .1875 .2031

CNGA433 DNGA432 DNGA433 VNGA331

l 1 .5000 .1875 .2031 .0313 .1850 l 1 .3750 .1875 .1500 .0156 .1969 l 1 .0469 .1693

Single-Use / Positive TPG221

Round Insert

Shape Catalog Number Insert : 2NUCNGA432LF-BN7115 Cutting Conditions: v c = 660 SFM f = .004 IPR a p = .008” Wet ISO Cat. No.

TPGN110304 TPGN110308 TPGN160304 TPGN160308 TPGN160312

l 1 .2500 .1250 .1339 .0156 .1378

Stock I.C. Thickness CBN Layer Holder

.0313 .1260 .0156 .0906 .0313 .0787

TPG222 TPG321 TPG322 TPG323

l 1 l 1 l 1 l 1

l .3750.1250 l .5000 .1875

RNG32B RNG43B RCGX25 RNGN090300-B RNGN120400-B RCGX060700 Insert : 2NUCNGA432LF-BN7115 Cutting Conditions: v c = 660 SFM f = .004 IPR a p = .008” Wet

.0315 Special Holder

.3750 .1250 .1732

.0469

”

l .2500 l .3750 l .5000

3NUTPG221 3NUTPG222 3NUTPG321 3NUTPG322

3NU-TPGN110304 l 3 .2500 .1250 .1339 .0156 .0984 3NU-TPGN110308 l 3 3NU-TPGN160304 l 3 .3750 .1250 .1732 .0156 .0906 .0313 .0866 3NU-TPGN160308 l 3 .0313 .0787

RCGX35 RCGX45  Cutting Edge Specification BN7115 RCGX090700 RCGX120700

.3125 .0315

 Cutting Edge Specification BN7115

ons

Turning Insert

Type

W (mm) Honing

m - Max.

for BNZ Boring Bar

Burr Control Emphasised

Type

15°

.12

Negative Land Width W Standard LF Type LE Type LS Type HS Type US Type .12 .07 .05 .12

No No

Type

W (mm) Honing

pth of Cut a p (Inch) of Cut a p nch) imum - Max.

NU-ZNEX040102 l 1 NU-ZNEX040104 l 1

Type No R Honing LE

Burr Control Emphasised

NUZNEX620.5 NUZNEX621

 

15°

.1875.0625 .0945 .0078 .1024 .0156 .0984

Standard LF Type LE Type LS Type HS Type US Type

No No Sharp Edge Sharp Edge

No R Honing LE

Type

Sharp Edge Sharp Edge

Type

Yes Yes Yes Yes

R Honing

for FMU Milling Cutter Milling Insert Shape Catalog Number Figure

2 2 2 2 005 01 004 010 - - - -

.005 .010 .004 .010 - - - -

LS Type R Honing

- - - - .010 .020 .008 .020

Rake Face Yes Yes Yes Yes 15° 25° 25°

R Honing

LS Type R Honing

.010 .020 .008 .020

.07 .05 .12

15° 25° 25°

Stock # of Corners I.C. Thickness S

Standard No R Honing

SNEW1203ADTR 1 SNEW1203ADTRS 2

1 1

l l

Fig 2

Fig 1

Good Surface Roughness Good Surface Roughness

HS Type R Honing

.5000 .1250

45 °

HS Type R Honing

Negative Land Width W

Rake Face

15 °

US Type R Honing

Breakage Control Emphasised

For applicable holders, please see Sumitomo General Catalog

R Negative Land Angle

US Type R Honing

CBN

Frequency of Interruption Breakage Control Emphasised

Honing R Negative Land Angle

New US Edge Preparation Emphasizes fracture resistance, ideal for heavy interrupted cutting

CBN

Flank

 Heavy

Honing

Flank

New US chipbreaker emphasizes fracture resistance, ideal for heavy interrupted cutting Frequency of Interruption  Heavy New US chipbreaker emphasizes fracture resistance, ideal for heavy interrupted cutting

CBN Grade for Sintered Alloy Finishing BN7115 Series

S INTERED A LLOY

Insert : 3NUTNGA331HS-BN7115 Cutting Conditions: v c = 600 SFM f = .004 IPR a p = .008” Wet

Insert : 3NUTNGA331US-BN7115 Cutting Conditions: v c = 660 SFM f = .004 IPR a p = .004” Wet

Insert : 2NUCNGA431US-BN7115 Cutting Conditions: v c = 560 SFM f = .003 IPR a p = .004” Wet

BN7115 P roduct P age  Cutting Edge Specification BN7115 Insert : 2NUCNGA432LF-BN7115 Cutting Conditions: v c = 660 SFM f = .004 IPR a p = .008” Wet

 Recommended Cutting Conditions

D Sintered Alloy

Type

W (mm) Honing

Recommended Cutting Conditions Cutting Speed v c (SFM) Feed Rate f (IPR)

Min. - Optimum - Max.

Burr Control Emphasised

Type

15°

.12

Standard LF Type LE Type LS Type HS Type US Type

No No

Work Material

Grade

Depth of Cut a p (Inch)

No R Honing LE



Sharp Edge Sharp Edge

Type

Yes Yes Yes Yes

R Honing

Sumitomo Electric Tool Engineering Center 5637 S. Westridge Drive New Berlin, WI 53151 Phone: (800) 950-5202 .0004 .0004 .0004 .0004 - - - - - - - - .0059 .0118 .0047 .0118 .0031 .0059 .0024 .0059 .002 .002 .002 .002 - - - - - - - - .010 .020 .008 .020 .005 .010 .004 .010

Sumitomo Electric Carbide, Inc. Headquarters 1001 Business Center Drive Mount Prospect, IL 60056-2181 P.O. Box 545, Mt. Prospect, IL 60056-0545 660 660 500 500 330 330 BN7115 BN7000 BN7115 BN7000 General Sintered Alloy High-density Sintered Alloy 30 30 30 30 - - - - - - - - 1,000 1,000

LS Type R Honing

Sumitomo Carbide Canada, Inc. 150 Research Lane Unit #210 Guelph, Ontario N1G 4T2 Phone: (519) 265-6050 Phone: (844) 211-6050 Rake Face Negative Land Width W CBN Honing R Negative Land Angle 15° 25° 25° .07 .05 .12

Michigan Branch 26800 Meadowbrook, Suite 120 Novi, MI 48377 Good Surface Roughness Standard No R Honing

HS Type R Honing

Huntsville Branch Phone: (800) 239-5177 Phone: (734) 451-0200 Fax: (734) 451-5338 6700 Odyssey Drive Suite 211 Huntsville, AL 35806 Phone: (256) 971-1203 Fax: (256) 971-1205 Frequency of Interruption Breakage Control Emphasised

US Type R Honing

Phone: (800) 950-5202 Phone: (847) 635-0044 Fax: (847) 635-9335 www.sumicarbide.com

Flank

Indiana Branch 595 S. Emerson Avenue Suite 100 Greenwood, IN 46143 Phone: (317) 859-1601

 Heavy

New US chipbreaker emphasizes fracture resistance, ideal for heavy interrupted cutting

CAT.BN7115.12/21

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