SCI 21-22 General Catalog

Chipbreaker and Grade Selection Guide for Turning Non-Ferrous Metal

Non-Ferrous Metal

DA1000 Grade ・ Ultra-high-density sintered ultra-fine grain diamond ・ Significantly improved surface roughness on machined surfaces ・ World’s highest-level wear resistance and strength ・ Suitable for use with diverse aluminum and non-ferrous alloys

Performance

● Wear Resistance

● Cutting Edge Surface Roughness Comparison

A

DA1000

DA1000

Conventional Tool

2,640

1,980

1,320

Bad Surface Finish

Excellent Surface Finish

660

330

Fine Cutting Edge

Rough Edge

1

5

10

50

100

Flank Wear Width=Cutting Time until 0.004” (min)

Workpiece Material: 17% Si-Al Alloy Insert: TPGA321 Cutting Conditions: v c =3,280 SFM,

Workpiece Material: 17% Si-Al Alloy Insert: TPGN321 Cutting Conditions: v

f =0.006 IPR, a

p =0.008”, Wet

c =656 to 2,624 SFM,

f =0.005 IPR, a

p =0.020”, Wet

● Wear Resistance in Turning Applications

● Wear Resistance in Milling Applications

Competitor's Product A (Micro-grain PCD)

.0079

.0020

Conventional Tool

Conventional Tool

.0063

.0016

.0047

.0012

Excellent wear resistance

DA1000

.0032

.0008

Excellent wear resistance

.0016

.0004

DA1000

0

7.5

2.5

5

10

20

30

0

No. of Passes

Cutting Time (min)

Workpiece Material: 17% Si-Al Alloy Insert: TPGN321 Cutting Conditions: v c =2,620 SFM,

Workpiece Material: ADC12 (12% Si-Al Alloy) Insert: NF-SNEW1204ADFR Cutting Conditions: v c =6,560 SFM,

f =0.005 IPR, a

p =0.020”, Wet

f =0.006 IPR, a

p =.120”, Wet

Application Examples

DA1000

H1

[ADC12 Aluminum Wheel]

[Copper Alloy Bushing]

Stable surface roughness with no cutting edge breakage (3.2S). Tool life improved to 3 times that of conventional models.

Excellent adhesion resistance. Longer tool life.

500

3,000

2 times the tool life

3 times the tool life

2,000

250

1,000

0

0

Competitor's Product C

H1

DA1000 Competitor's Product B

Insert: VCGT332NAG Cutting Conditions: v

Insert: NF-TPGN322 Cutting Conditions: v

c =7,216 SFM,

f =0.010 IPR, a

p =.080”, Wet

c =984 SFM

f =0.0028 IPR, a

p =0.003”, Wet

A23

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