Page 52 - Tungaloy Catalog

Basic Chipbreakers Negative Inserts

Non-ferrous Metal

Chipbreaker System for Turning (Negative Inserts)

2 .315
.276
.236
TAC Inserts Depth of cut: ap (in) .197 T-DIA DX140 DX120 P 28
.157
.118
.079
.039 TH10 AH110

0 .004 .008 .012 .016 .020 .024 .028 .031
Feed: f ipr

Aluminum alloys (Si < 13%) Aluminum alloys (Si ≥ 13%) Copper alloys

9840 3300 6560
8200 2630
Cutting speed: Vc (SFM) 4920 DX140 Cutting speed: Vc (SFM) 1970 DX140 Cutting speed: Vc (SFM) 3300 DX140 KS05F
6560

1300
3300
DX120
650
TH10
TH10
1640
0 DX120 .016 .024 .031 0 .008 .016 .024 .031 0 .008 .016 .024 .031
.008
Feed: f ipr Feed: f ipr Feed: f ipr

Chip- Appearance Features Chip- Appearance Features
breaker breaker
No T-DIA inserts. With The wide chipbreaker width contributes to
chip- Performs well in high speed finishing of chip- excellent chip control.
breaker non-ferrous materials. breaker
(T-DIA) (T-DIA)

Excels in sharpness of cutting edges and Low cutting force chipbreaker.
effectively used for machining non-ferrous
P metals such as aluminum alloys and 28
copper alloys.

Standard Cutting Conditions
Chip- Depth of cut Feed Cutting speed vc (SFM)
Operation Work condition Grade
breaker ap (in) f ipr Aluminum Alloys (Si<12%)Aluminum Alloys (Si>12%) Copper Alloys
NONE
Continuous DX140 .002 -.040 .002 - .006 1640 - 8200 1310 - 2630 1640 - 4920
Precision finishing (T-DIA)
Light interrupted (T-DIA) DX120 .002 -.040 .002 - .008 980 - 8200 - 1640 - 4920
Continuous ~ Light NONE DX140 .002 -.040 .002 - .006 1640 - 8200 1310 - 2630 1640 - 4920
Finishing interrupted (T-DIA) DX140 980 - 5900 1310 - 1970 1310 - 3940
Heavy interrupted P TH10 .002 -.160 .008 - .020 330 - 1640 330 - 660 330 - 660
Continuous 330 - 3280 330 - 3280 330 - 980
Medium cutting Light interrupted P TH10 .002 - .160 .008 - .020 330 - 660 330 - 660
Heavy interrupted 330 - 660 330 - 660 330 - 660
Medium cutting Continuous 28 AH110 .020 - .160 .008 - .020 600 -2800 300 - 1200 300 - 1200

2–12 Grades Relating
pages
(1-1)