HEAD OFFICE211, Sewolcheon-ro, Bupyeong-gu, Incheon, KoreaPHONE : +82-32-526-0909, FAX : +82-32-526-4373http://www.yg1.krE-mail:yg1@yg1.krTool specifications are subject to change without prior notice.

HIGH PERFORMANCE CARBIDE END MILLSFOR STEEL, CAST IRON, STAINLESS STEEL

YA-VP15

YG1YEVP141027001

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Brand no. ModEL dESCrIPTIonSIZE Carbon

SteelsalloySteels

Prehardened Steels

Hardened Steels Copper

High Temper-aturealloy

Cast Iron Titanium Stainless Steels PaGE

MIn MaX ~HB225 HB225~352 Hrc30~40 Hrc40~45

SELECTION GUIDE

◎◎ :Excellent ◎ ○ :Good

GMF66 CarBIdE, 4 FLUTE, MULTIPLE HELIX

EMB74EMB75

CarBIdE, 4 FLUTE LonG LEnGTH BaLL noSE

G9D75 CarBIdE, 4&5 FLUTE MULTIPLE HELIXSHorT LEnGTH CornEr radIUS

G9D76 CarBIdE, 4&5 FLUTE MULTIPLE HELIXLonG LEnGTH CornEr radIUS

G9D77 CarBIdE, 4&5 FLUTE MULTIPLE HELIXLonG rEaCH CornEr radIUS

d3.0 d20.0 ◎ ◎ ◎ ○ ○ ◎ ○ ◎ 5

r1.5 r12.5 ◎ ○ ○ ○ ○ ◎ 6

d6.0 d20.0 ◎ ◎ ◎ ○ ○ ◎ ○ 7

d6.0 d20.0 ◎ ◎ ◎ ○ ○ ◎ ○ 8

d6.0 d20.0 ◎ ◎ ◎ ○ ○ ◎ ○ 9

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Test -ⅠI > Competitor

List Tool Competitor

Wear(㎛) 56.26 168.943

Milling Length(m) 100 100

Size Ø6 x Ø6 x 12 x 50 Ø6 x Ø6 x 15 x 50

Work Material- JIS: SKd61 (Hrc 30)- aISI: H13- dIn: X40CrMoV51 (1.2344)

Cutting Speed 89.54 m/min

RPM 4,750rev/min

Feed 1,120mm/min Comparison of the Cutting Edges

Feed per tooth 0.059 mm/tooth

Milling Method down & Side Cutting

Milling Depth axial: 6mm, radial: 0.3mm

Coolant oil Mist

Overhang 20mm

Machine Machining Center

Test -ⅠII > Competitor

List Tool Competitor

Wear(㎛) 81.064 140.470

Milling Length(m) 100 100

Size Ø10 x Ø10 x 20 x 75 Ø10 x Ø10 x 25 x 75

Work Material- JIS: SKd61 (Hrc 30)- aISI: H13- dIn: X40CrMoV51 (1.2344)

Cutting Speed 86.39 m/min

RPM 2,750rev/min

Feed 1,040mm/min Comparison of the Cutting Edges

Feed per tooth 0.095 mm/tooth

Milling Method down & Side Cutting

Milling Depth axial: 10mm, radial: 0.5mm

Coolant oil Mist

Overhang 28mm

Machine Machining Center

V7 PLUS A V7 PLUS A

Competitor Competitor

Competitor Competitor

Milling Length (m) Milling Length (m)

CASE STUDY 1 CASE STUDY 2

Wea

r (㎛

)

180

150

120

90

60

30

0 20 40 60 80 100

Wea

r (㎛

)

150

120

90

60

30

0 20 40 60 80 100

5PHONE : +82-32-526-0909, FAX : +82-32-526-4373, http://www.yg1.kr, E-mail : yg1@yg1.kr

APPLICATION :•Stainless Steels•Mild Steels and Cast Iron•Low to Medium hardness materials under Hrc40

BENEFITS :• reduced chatter and harmonics for improved stability and better finishing•designed flute geometry for optimal chip formation and chip evacuation•Enhanced corner geometry for longer tool life•Engineered coating for reduced wear and superior heat resistance

Multiple Helix design

YG-1 Tailor-madeCoating

Premium GradeCarbide Substrate

High PerformanceCorner Geometriesinclude Chamfer

NEW ENGINEERED DESIGN!

The for Stainless Steels, Mild Steels, Cast Iron, Low/Medium hardness materials under Hrc40 has a unique design that maximizes chip removal and improves productivity in slotting and heavy profiling operations. The advanced geometry reduces chatter for increased tool life and increased productivity.

Unequal Indexing

EDP NO. MiLLDiAMETER

SHANkDiAMETER

LENgTHOF CUT

OVERALLLENgTH CHAMFER

PLaIn d1 d2 L1 L2

CARBIDE, 4 FLUTE

Unit : mm

gMF66030 3.0 6 6 50 0.10

gMF66901 3.0 4 6 50 0.10

gMF66040 4.0 6 8 50 0.15

gMF66902 4.0 4 8 50 0.15

gMF66050 5.0 6 10 50 0.15

gMF66060 6.0 6 12 50 0.20

gMF66080 8.0 8 16 60 0.20

gMF66100 10.0 10 20 75 0.30

gMF66120 12.0 12 24 75 0.35

gMF66160 16.0 16 32 100 0.40

gMF66200 20.0 20 40 100 0.50

▶Special flute geometry and multiple helix eliminate vibrations▶Excellent performance for Stainless Steels, Mild Steels, Cast Iron, Low/Medium hardness materials under Hrc40.

P.10~11

MILL dIa.ToLEranCE (mm)

SHanK dIa.ToLEranCE

0~-0.03 h6

GMF66 / PLaIn SHanK

L2

L1

D1D2

ICON GUIDE

4 - flute tool

Type of shank

The tool is made of Micro grain carbide.

Chamfer angle

Multiple helix

Cutting condition of tool see the page 000

Tolerance of Ball radius ±0.02 mm

6 7PHONE : +82-32-526-0909, FAX : +82-32-526-4373, http://www.yg1.kr, E-mail : yg1@yg1.kr PHONE : +82-32-526-0909, FAX : +82-32-526-4373, http://www.yg1.kr, E-mail : yg1@yg1.kr

EMB74030 EMB75030 r1.5 3.0 6 8 57

EMB74040 EMB75040 r2.0 4.0 6 11 57

EMB74050 EMB75050 r2.5 5.0 6 13 57

EMB74060 EMB75060 r3.0 6.0 6 13 57

EMB74080 EMB75080 r4.0 8.0 8 19 63

EMB74100 EMB75100 r5.0 10.0 10 22 72

EMB74120 EMB75120 r6.0 12.0 12 26 83

EMB74160 EMB75160 r8.0 16.0 16 32 92

EMB74200 EMB75200 r10.0 20.0 20 38 104

EMB74250 EMB75250 r12.5 25.0 25 38 104

EDP NO. RADiUS OFBALL NOSE

MiLLDiAMETER

SHANkDiAMETER

LENgTHOF CUT

OVERALLLENgTH

PLaIn FLaT r (±0.02) d1 d2 L1 L2

CARBIDE, 4 FLUTE LONG LENGTH BALL NOSE

EMB74 / PLaIn SHanK

EMB75 / FLaT SHanK

MILL dIa.ToLEranCE (mm)

SHanK dIa.ToLEranCE

0~-0.03 h6

Unit : mm

▶Special flute geometry eliminates vibrations▶designed to Mild Steels, Stainless Steels, Cast Iron, Tool Steels and low/Medium Hardness materials under Hrc40.▶Excellent work piece finishes▶Higher speeds, deeper cuts and metal removal rates

P.12

R

G9D75 / PLaIn SHanK

CARBIDE, 4&5 FLUTE MULTIPLE HELIXSHORT LENGTH CORNER RADIUS

g9D75060 r0.5 6.0 6 9 57 4

g9D75080 r0.5 8.0 8 12 63 4

g9D75100 r0.5 10.0 10 15 72 4

g9D75120 r0.5 12.0 12 18 83 4

g9D75160 r1.0 16.0 16 24 92 5

g9D75200 r1.0 20.0 20 30 104 5

EDP NO. CORNERRADiUS

MiLLDiAMETER

SHANkDiAMETER

LENgTHOF CUT

OVERALLLENgTH NO. OF

FLUTEPLaIn r d1 d2 L1 L2

MILL dIa.ToLEranCE (mm)

SHanK dIa.ToLEranCE

0~-0.05 h6

Unit : mm

▶Unique flute design for excellent chip evacuation and vibration reduction.▶optimal roughing tooth profile to reduce cutting forces.▶Special tool geometry for high feed rate and heavy cutting.▶Strong end tooth design for plunge and pocket milling.▶Custom engineered coating to allow long tool life and excellent chip evacuation.

P.13

L2

L1

R

D1D2

R

L2

L1

D1D2

R

CHIP THICKNESS AND SHAPE▶Conventional Roughing End Mills

▶X-SPEED Rougher

Even chip thickness and shape

Shape and size of chip (Even)

Uneven chip thickness and shape

Shape and size of chip (Uneven)

Even chip thickness and shape

Shape and size of chip (Even)

Uneven chip thickness and shape

Shape and size of chip (Uneven)

8 9PHONE : +82-32-526-0909, FAX : +82-32-526-4373, http://www.yg1.kr, E-mail : yg1@yg1.kr PHONE : +82-32-526-0909, FAX : +82-32-526-4373, http://www.yg1.kr, E-mail : yg1@yg1.kr

G9D76 / PLaIn SHanK

CARBIDE, 4&5 FLUTE MULTIPLE HELIXLONG LENGTH CORNER RADIUS

g9D76060 r0.5 6.0 6 12 57 4

g9D76080 r0.5 8.0 8 16 63 4

g9D76100 r0.5 10.0 10 20 72 4

g9D76120 r0.5 12.0 12 24 83 4

g9D76160 r1.0 16.0 16 32 92 5

g9D76200 r1.0 20.0 20 40 104 5

EDP NO. CORNERRADiUS

MiLLDiAMETER

SHANkDiAMETER

LENgTHOF CUT

OVERALLLENgTH NO. OF

FLUTEPLaIn r d1 d2 L1 L2

MILL dIa.ToLEranCE (mm)

SHanK dIa.ToLEranCE

0~-0.05 h6

Unit : mm

▶Unique flute design for excellent chip evacuation and vibration reduction.▶optimal roughing tooth profile to reduce cutting forces.▶Special tool geometry for high feed rate and heavy cutting.▶Strong end tooth design for plunge and pocket milling.▶Custom engineered coating to allow long tool life and excellent chip evacuation.

L2

L1

R

D1D2

R

G9D77 / PLaIn SHanK

▶Flat shank is available on your request.

CARBIDE, 4&5 FLUTE MULTIPLE HELIXLONG REACH CORNER RADIUS

g9D77060 r0.5 6.0 6 9 18 57 4

g9D77080 r0.5 8.0 8 12 24 63 4

g9D77100 r0.5 10.0 10 15 30 72 4

g9D77120 r0.5 12.0 12 18 36 83 4

g9D77160 r1.0 16.0 16 24 48 100 5

g9D77200 r1.0 20.0 20 30 60 110 5

EDP NO. CORNERRADiUS

MiLLDiAMETER

SHANkDiAMETER

LENgTHOF CUT

LENgTHBELOW SHANk

OVERALLLENgTH NO. OF

FLUTEPLaIn r d1 d2 L1 L3 L2

MILL dIa.ToLEranCE (mm)

SHanK dIa.ToLEranCE

0~-0.05 h6

Unit : mm

▶Unique flute design for excellent chip evacuation and vibration reduction.▶optimal roughing tooth profile to reduce cutting forces.▶Special tool geometry for high feed rate and heavy cutting.▶Strong end tooth design for plunge and pocket milling.▶Custom engineered coating to allow long tool life and excellent chip evacuation.

L3

L2

L1

R

D1D2

R

P.13 P.13

CHIP THICKNESS AND SHAPE▶Conventional Roughing End Mills

▶X-SPEED Rougher

Even chip thickness and shape

Shape and size of chip (Even)

Uneven chip thickness and shape

Shape and size of chip (Uneven)

Even chip thickness and shape

Shape and size of chip (Even)

Uneven chip thickness and shape

Shape and size of chip (Uneven)

CHIP THICKNESS AND SHAPE▶Conventional Roughing End Mills

▶X-SPEED Rougher

Even chip thickness and shape

Shape and size of chip (Even)

Uneven chip thickness and shape

Shape and size of chip (Uneven)

Even chip thickness and shape

Shape and size of chip (Even)

Uneven chip thickness and shape

Shape and size of chip (Uneven)

10 PHONE : +82-32-526-0909, FAX : +82-32-526-4373, http://www.yg1.kr, E-mail : yg1@yg1.kr

CUTTING CONDITION

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CUTTING CONDITION

HARDNESS ~ HB 300 HB 300 ~ HB 380 ~ HB 380STRENgTH ~ 1000n/㎟ 1000n/㎟ ~ 1300n/㎟ ~ 1300n/㎟DiAMETER RPM FEED Vc Fz RPM FEED Vc Fz RPM FEED Vc Fz

3.0 16170 330 152 0.005 11315 230 107 0.005 6790 95 64 0.003 4.0 12125 395 152 0.008 8485 275 107 0.008 5090 115 64 0.006 5.0 9700 445 152 0.011 6790 310 107 0.011 4075 130 64 0.008 6.0 8080 520 152 0.016 5655 365 107 0.016 3395 150 64 0.011 8.0 6060 665 152 0.027 4240 460 107 0.027 2545 190 64 0.019 10.0 5345 820 168 0.038 3740 575 117 0.038 2240 240 70 0.027 12.0 4450 835 168 0.047 3100 580 117 0.047 1860 240 70 0.032 14.0 3815 745 168 0.049 2670 520 117 0.049 1600 215 70 0.034 16.0 3340 710 168 0.053 2330 490 117 0.053 1400 205 70 0.037 18.0 2970 700 168 0.059 2075 490 117 0.059 1245 205 70 0.041 20.0 2670 695 168 0.065 1870 485 117 0.065 1120 200 70 0.045

d

d 1.5d

0.5d

HARDNESS ~ HB 260STRENgTH ~ 870n/㎟DiAMETER RPM FEED Vc Fz RPM FEED Vc Fz RPM FEED Vc Fz

3.0 11880 300 112 0.006 11205 210 106 0.005 15690 225 148 0.004 4.0 8910 360 112 0.010 8400 275 106 0.008 11740 280 148 0.006 5.0 7130 405 112 0.014 6725 340 106 0.013 9405 340 148 0.009 6.0 5940 480 112 0.020 5605 395 106 0.018 7845 395 148 0.013 8.0 4455 600 112 0.034 4205 475 106 0.028 5880 510 148 0.022 10.0 3930 755 123 0.048 3365 645 106 0.048 4705 640 148 0.034 12.0 3255 760 123 0.058 2800 620 106 0.055 3925 620 148 0.039 14.0 2805 680 123 0.061 2400 570 106 0.059 3365 570 148 0.042 16.0 2450 640 123 0.065 2105 525 106 0.062 2940 525 148 0.045 18.0 2180 640 123 0.073 1870 520 106 0.070 2615 520 148 0.050 20.0 1965 635 123 0.081 1680 515 106 0.077 2355 515 148 0.055

d

d 1.5d

0.5d

DiAMETER RPM FEED Vc Fz RPM FEED Vc Fz RPM FEED Vc Fz

3.0 10085 185 95 0.005 6165 100 58 0.004 2805 35 26 0.003

4.0 7560 245 95 0.008 4620 135 58 0.007 2100 45 26 0.005

5.0 6055 305 95 0.013 3700 165 58 0.011 1685 55 26 0.008

6.0 5045 355 95 0.018 3085 195 58 0.016 1405 65 26 0.012

8.0 3785 425 95 0.028 2315 235 58 0.025 1050 80 26 0.019

10.0 3030 580 95 0.048 1855 315 58 0.042 840 110 26 0.033

12.0 2520 555 95 0.055 1540 305 58 0.050 700 105 26 0.038

14.0 2160 510 95 0.059 1320 280 58 0.053 600 95 26 0.040

16.0 1895 470 95 0.062 1160 255 58 0.055 525 90 26 0.043

18.0 1685 465 95 0.069 1030 255 58 0.062 465 90 26 0.048

20.0 1515 460 95 0.076 925 250 58 0.068 420 90 26 0.054

rPM = rev./min.Feed = mm/min.Vc = m/min.fz = mm/tooth

rPM = rev./min., Feed = mm/min.Vc = m/min., fz = mm/tooth

d

d

0.5d

d

0.5d

d 1.5d

0.5d

1.0d

0.4d

1.0d

0.25d

GMF66 SERIES GMF66 SERIES

MATERiAL

PCARBON STEELS ALLOY STEELS TOOL STEELS

S45CS55CSS400

SCMSNCM

SkDSkS

MATERiAL

M SSTAiNLESS STEELS (PH) TiTANiUM HigH TEMPERATURE ALLOY

SUS630Ti6Al4VTi5Al5V5MoTi7Al4Mo

iNCONELHASTELLOYRENE

MATERiAL

k MCAST iRON STAiNLESS STEELS 300 STAiNLESS STEELS 400

FCFCD

SUS304SUS316

SUS416SUS420

CUTTING CONDITION CUTTING CONDITION

12 13PHONE : +82-32-526-0909, FAX : +82-32-526-4373, http://www.yg1.kr, E-mail : yg1@yg1.kr PHONE : +82-32-526-0909, FAX : +82-32-526-4373, http://www.yg1.kr, E-mail : yg1@yg1.kr

HARDNESS ~HB230

STRENgTH ~1000n/㎟

DiAMETER RPM FEED Vc Fz RPM FEED Vc Fz RPM FEED Vc Fz

r1.5 ×3.0 14324 1430 135 0.025 8220 650 75 0.020 7420 440 70 0.015

r2.0 ×4.0 10740 1070 135 0.025 6160 490 75 0.020 5570 330 70 0.015

r2.5 ×5.0 8590 1030 135 0.030 4930 490 75 0.025 4450 440 70 0.025

r3.0 ×6.0 7460 1140 140 0.038 4110 670 75 0.041 3710 440 70 0.030

r4.0 ×8.0 5370 1280 135 0.060 3080 550 75 0.045 2780 440 70 0.040

r5.0 ×10.0 4290 1030 135 0.060 2460 490 75 0.050 2220 400 70 0.045

r6.0 ×12.0 3580 1000 135 0.070 2050 450 75 0.055 1850 370 70 0.050

r8.0 ×16.0 2680 800 135 0.075 1540 370 75 0.060 1390 300 70 0.054

r9.0 ×18.0 2380 760 135 0.080 1370 350 75 0.064 1230 290 70 0.059

r10.0×20.0 2140 770 135 0.090 1230 320 75 0.065 1110 260 70 0.059

r12.5×25.0 1710 680 135 0.099 980 270 75 0.069 890 210 70 0.059

MATERiAL

P MALLOY STEELS STAiNLESS STEELS 300 STAiNLESS STEELS 400

SCMSNCM

SUS304SUS316

SUS416SUS420

DiAMETER RPM FEED Vc Fz RPM FEED Vc Fz

r1.5 ×3.0 5830 280 55 0.012 3180 140 30 0.011

r2.0 ×4.0 4370 210 55 0.012 2380 100 30 0.011

r2.5 ×5.0 3500 210 55 0.015 1910 80 30 0.010

r3.0 ×6.0 2910 230 55 0.020 1590 100 30 0.016

r4.0 ×8.0 2180 260 55 0.030 1190 120 30 0.025

r5.0 ×10.0 1750 210 55 0.030 950 100 30 0.026

r6.0 ×12.0 1450 230 55 0.040 790 120 30 0.038

r8.0 ×16.0 1090 190 55 0.044 590 110 30 0.047

r9.0 ×18.0 970 190 55 0.049 530 110 30 0.052

r10.0×20.0 870 210 55 0.060 470 100 30 0.053

r12.5×25.0 700 190 55 0.068 380 80 30 0.053

rPM = rev./min.Feed = mm/min.Vc = m/min.fz = mm/tooth

MATERiAL

STiTANiUM

iNCONELTi6Al4VTi5Al5V5MoTi7Al4Mo

MATERiAL

P kCARBON STEELS ALLOY STEELS TOOL STEELS CAST iRON

S45CS55CSS400

SCMSNCM

SkDSkS

FCFCD

MATERiAL

P kCARBON STEELS ALLOY STEELS TOOL STEELS CAST iRON

S45CS55CSS400

SCMSNCM

SkDSkS

FCFCD

HARDNESS ~HB 300 HB 300~HB 380 ~HB 380 ~HB 260

STRENgTH ~ 1000n/㎟ 1000n/◎~ 1300n/㎟ ~ 1300n/㎟ ~ 870n/㎟

DiAMETER RPM FEED Vc Fz RPM FEED Vc Fz RPM FEED Vc Fz RPM FEED Vc Fz

6.0 12000 1550 225 0.032 10600 1100 200 0.026 10600 1100 200 0.026 12000 1550 225 0.032

8.0 9000 1650 225 0.046 8100 1180 200 0.036 8100 1180 200 0.036 9000 1650 225 0.046

10.0 7200 1650 225 0.057 6400 1180 200 0.046 6400 1180 200 0.046 7200 1650 225 0.057

12.0 6000 1540 225 0.064 5400 1140 200 0.053 5400 1140 200 0.053 6000 1540 225 0.064

16.0 4500 1500 225 0.067 4100 1050 200 0.051 4100 1050 200 0.051 4500 1500 225 0.067

20.0 3600 1330 225 0.074 3200 900 200 0.056 3200 900 200 0.056 3600 1330 225 0.074

HARDNESS ~HB 300 HB 300~HB 380 ~HB 380 ~HB 260

STRENgTH ~ 1000n/㎟ 1000n/◎~ 1300n/㎟ ~ 1300n/㎟ ~ 870n/㎟

DiAMETER RPM FEED Vc Fz RPM FEED Vc Fz RPM FEED Vc Fz RPM FEED Vc Fz

6.0 15800 2570 300 0.041 14300 1850 270 0.032 14300 1850 270 0.032 15800 2570 300 0.041

8.0 11900 2700 300 0.057 10700 1950 270 0.046 10700 1950 270 0.046 11900 2700 300 0.057

10.0 9500 2700 300 0.071 8500 1950 270 0.057 8500 1950 270 0.057 9500 2700 300 0.071

12.0 8000 2570 300 0.08 7100 1850 270 0.065 7100 1850 270 0.065 8000 2570 300 0.08

16.0 6000 2450 300 0.082 5400 1750 270 0.065 5400 1750 270 0.065 6000 2450 300 0.082

20.0 4800 2140 300 0.089 4300 1500 270 0.07 4300 1500 270 0.07 4800 2140 300 0.089

rPM = rev./min.Feed = mm/min.Vc = m/min.fz = mm/tooth

rPM = rev./min.Feed = mm/min.Vc = m/min.fz = mm/tooth

EMB74, EMB75 SERIES G9D75, G9D76, G9D77 SERIES

G9D75, G9D76, G9D77 SERIES

1.0d

d

0.8d

d

1.0d

d

1.0d

0.5d

1.0d

0.5d

1.0d

0.35d

MEMO

Thanks to our quality reliability and developing technics, YG-1 has been expanding the market share and growing with partnerssince 1982. As one of the leading cutting tool manufacturer, we are aiming at having customers experience YG-1’s various cutting tool solution all around the world. In order to achieve most efficient logistics, production and marketing, YG-1 has estab-lished a global network over 75 countries and international logistics center. This gives the opportunity to provide the bestservice and satisfy our customer’s requirement at all time.

Best Quality and Punctual DeliveryFor world-wide CustomersSince 1982, our commitment to quality, reliability and striving for constant innovation has allowed us to expand our market share

and our partners’ global network. As one of the main leading tool manufacturers, we are dedicated in offering a unique customer experience by delivering high quality cutting tool solutions around the world. In order to be responsive and to offer local solutions, YG-1 has established a global network over 75 countries and has set up international logistic centers.This is our pledge to provide the best service in order to satisfy our customers’ needs at all time.

HIGH QUALITY PRODUCTS ANDON TIME DELIVERY FOR WORLD-WIDE CUSTOMERS