Properties and application:
- Carbide insert, grade PL 10, PVD coating (TiAlN)
- Universal chipbreaker
- Technical information on DARMET inserts
Specifications:
Insert shape and angle | ||
---|---|---|
C | 80° | |
Normal clearance angle | ||
N | 0° | |
Tolerance class | ||
M | l ? 0,05 m ? 0,08 s ? 0,13 |
|
Chipbreaker and clamping type | ||
P |
Insert application guide | |||||
---|---|---|---|---|---|
Designation | Super finishing | Finishing | Semi finishing | Roughing | Interrupted cut |
CNMP 120408 NN | |||||
CNMP 120412 NN | |||||
Not recommended | Acceptable | Recommended | Excellent |
Turning operations | |
---|---|
Straight turning | Facing |
In machining stainless steel and exotic materials P geometry inserts (CNMP, TNMP, WNMP) are recommended as first choice | P geometry inserts are not recommended when machining with interrupted cut | Respect recommended cutting speed during stainless steel machining |
Designation | Grade | l | s | r |
---|---|---|---|---|
CNMP 120408 NN | PL 10 | 12 | 4,76 | 0,8 |
CNMP 120412 NN | PL 10 | 12 | 4,76 | 1,2 |
CNMP 120408 NN | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Material group | Group number | Brinell hardness [HB] | ap [mm] | Feed [mm/turn] | A max [mm2] | Vc [m/min] | Optimal cutting conditions | ||||
min | max | min | max | min | max | ap | feed | ||||
Low carbon steel | 1 | 150 | 0,50 | 5,0 | 0,21 | 0,45 | 1,8 | 180 | 350 | 3,0 | 0,35 |
180 | 5,0 | 0,45 | 1,8 | 300 | |||||||
210 | 4,0 | 0,40 | 1,5 | 250 | |||||||
Alloy steel | 2 | 180 | 0,50 | 5,0 | 0,21 | 0,40 | 1,2 | 120 | 280 | 3,0 | 0,30 |
230 | 4,0 | 0,40 | 1,2 | 250 | |||||||
280 | 0,50 | 4,0 | 0,18 | 0,35 | 1,2 | 210 | |||||
320 | 3,5 | 0,35 | 1,0 | 180 | |||||||
High alloy steel | 3 | 220 | 0,50 | 4,0 | 0,18 | 0,40 | 1,2 | 70 | 190 | 2,5 | 0,28 |
280 | 4,0 | 0,40 | 1,2 | 150 | |||||||
320 | 0,50 | 3,0 | 0,35 | 0,8 | 130 | ||||||
350 | 3,0 | 0,35 | 0,8 | 100 | |||||||
400 | 0,50 | 2,5 | 0,11 | 0,30 | 0,6 | 50 | 90 | 2,0 | 0,25 | ||
480 | 2,0 | 0,25 | 0,4 | 40 | 80 | 1,7 | 0,20 | ||||
550 | 1,7 | 0,20 | 0,3 | 30 | 70 | 1,0 | 0,18 | ||||
Austenitic stainless steel |
4 | 210 - 250 | 0,50 | 5,0 | 0,20 | 0,40 | 1,0 | 170 | 270 | 3,0 | 0,35 |
5 | 230 - 270 | 4,0 | 0,18 | 0,35 | 0,8 | 160 | 210 | 3,0 | 0,32 | ||
6 | - | 4,0 | 0,18 | 0,35 | 0,6 | 70 | 150 | 2,5 | 0,28 | ||
Ferritic stainless steel |
7 | annealed | 0,50 | 4,0 | 0,22 | 0,35 | 0,9 | 170 | 250 | 3,0 | 0,32 |
Martensitic stainless steel |
8 | annealed | 0,50 | 4,0 | 0,22 | 0,35 | 0,9 | 170 | 250 | 3,0 | 0,32 |
treated | 120 | 190 | |||||||||
Grey cast iron | 9 | 140 - 230 | 0,50 | 5,0 | 0,15 | 0,60 | 2,0 | 170 | 250 | 3,0 | 0,35 |
1,8 | 230 | ||||||||||
1,8 | 210 | ||||||||||
Nodular cast iron | 10 | 210 | 0,50 | 5,0 | 0,15 | 0,50 | 1,5 | 120 | 230 | 3,0 | 0,30 |
260 | 1,3 | 190 | |||||||||
310 | 1,2 | 150 | |||||||||
450 | 0,50 | 1,7 | 0,11 | 0,25 | 0,4 | 30 | 50 | 1,0 | 0,18 | ||
Nickel based alloys |
11 | - | 0,50 | 3,0 | 0,20 | 0,35 | 0,7 | 25 | 35 | 2,0 | 0,28 |
0,7 | 28 | 40 | |||||||||
0,8 | 40 | 65 | |||||||||
Titanium based alloys |
12 | - | 0,50 | 3,0 | 0,18 | 0,35 | 0,8 | 35 | 60 | 2,0 | 0,30 |
0,30 | 0,6 | 28 | 40 | 2,0 | 0,28 |
CNMP 120412 NN | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Material group | Group number | Brinell hardness [HB] | ap [mm] | Feed [mm/turn] | A max [mm2] | Vc [m/min] | Optimal cutting conditions | ||||
min | max | min | max | min | max | ap | feed | ||||
Low carbon steel | 1 | 150 | 0,50 | 5,0 | 0,27 | 0,68 | 3,1 | 180 | 330 | 4,0 | 0,50 |
180 | 5,0 | 0,68 | 3,1 | 280 | |||||||
210 | 5,0 | 0,60 | 2,6 | 250 | |||||||
Alloy steel | 2 | 180 | 0,50 | 5,0 | 0,27 | 0,60 | 2,6 | 120 | 280 | 4,0 | 0,45 |
230 | 5,0 | 0,60 | 2,0 | 250 | |||||||
280 | 5,0 | 0,23 | 0,53 | 2,0 | 210 | ||||||
320 | 4,0 | 0,53 | 1,7 | 180 | |||||||
High alloy steel | 3 | 220 | 0,50 | 5,0 | 0,23 | 0,60 | 2,0 | 70 | 190 | 4,0 | 0,40 |
280 | 5,0 | 0,60 | 2,0 | 150 | |||||||
320 | 4,0 | 0,53 | 1,6 | 130 | |||||||
350 | 4,0 | 0,53 | 1,6 | 100 | |||||||
400 | 0,50 | 3,5 | 0,14 | 0,45 | 1,2 | 50 | 90 | 3,4 | 0,36 | ||
480 | 3,0 | 0,35 | 0,9 | 40 | 80 | 2,9 | 0,30 | ||||
550 | 2,5 | 0,28 | 0,6 | 30 | 70 | 2,5 | 0,25 | ||||
Austenitic stainless steel |
4 | 210 - 250 | 0,50 | 5,0 | 0,26 | 0,52 | 1,7 | 170 | 270 | 4,0 | 0,40 |
5 | 230 - 270 | 5,0 | 0,23 | 0,46 | 1,4 | 160 | 210 | 4,0 | 0,36 | ||
6 | - | 5,0 | 0,23 | 0,46 | 1,0 | 70 | 150 | 4,0 | 0,32 | ||
Ferritic stainless steel |
7 | annealed | 0,50 | 5,0 | 0,29 | 0,46 | 1,5 | 170 | 250 | 4,0 | 0,35 |
Martensitic stainless steel |
8 | annealed | 0,50 | 5,0 | 0,29 | 0,46 | 1,5 | 170 | 250 | 4,0 | 0,35 |
treated | 120 | 190 | |||||||||
Grey cast iron | 9 | 140 - 230 | 0,50 | 5,0 | 0,20 | 0,90 | 3,0 | 170 | 250 | 4,0 | 0,60 |
2,7 | 230 | ||||||||||
2,7 | 210 | ||||||||||
Nodular cast iron | 10 | 210 | 0,50 | 5,0 | 0,20 | 0,70 | 2,3 | 120 | 230 | 4,0 | 0,50 |
260 | 2,0 | 190 | |||||||||
310 | 1,8 | 150 | |||||||||
450 | 0,50 | 1,8 | 0,06 | 0,15 | 0,3 | 30 | 70 | 1,2 | 0,12 | ||
Nickel based alloys |
11 | - | 0,50 | 5,0 | 0,26 | 0,46 | 1,4 | 25 | 35 | 3,0 | 0,38 |
1,4 | 28 | 40 | |||||||||
1,6 | 40 | 65 | |||||||||
Titanium based alloys |
12 | - | 0,50 | 5,0 | 0,23 | 0,46 | 1,6 | 35 | 60 | 3,0 | 0,38 |
0,39 | 1,2 | 28 | 40 | 3,0 | 0,32 |