Sandvik Coromant 6868620 T-Max® P Negative Basic Shape Turning Insert, TNMA 431-KR 3210, T-Triangle, TNMA Insert, 3210
TNMA Turning Inserts
1062590
MFG #: 6868620
Sandvik Coromant
16.75000
/ ea
- ANSI Code: TNMA 431-KR 3210
- Catalog Number: 6868620
- Corner Radius: 0.0156 in
- Country of Origin: SE
- Finish: CVD-TiCN+Al2O3+TiN Coated
- Gross Weight Per Pack: 0.3400 lb
- Hole Diameter: 0.2029 in
- Included Angle: 60 °
- ISO Code: TNMA 22 04 04-KR 3210
- Length: 0.866 in
- Relief Angle: 0 °
- Series: T-Max® P
- Thickness: 0.187 in
- Type: Basic Shape
- Stock Status: NONSTOCK
- Brand: Sandvik Coromant
- Manufacturer: Sandvik Coromant
- Chipbreaker: KR
- Cutting Direction: Neutral
- For Use On: Cast Iron
- Inscribed Circle: 1/2 in
- Insert Size: 431
- Insert Style: TNMA
- Manufacturer's Grade: 3210
- Material: Carbide
- Material Grade: K
- Maximum Depth of Cut: 0.394 in
- Rake: Negative
- Seat Size: 22
- Shape: Triangle
- Features
| Longer tool life - excellent wear and fracture resistance |
| Prevents layer peeling - strong intra coating adhesion |
| Higher adhesion between each layer with improved crystal structure |
| Control chipping - higher layer strength |
| GK chipbreaker - good chip evacuation at wide range by breaker dot and wide chip pocket |
| CA515 grade special substrate and tough coating film provides thermal deformation and high wear resistance |
| Continuous to light interrupted steel machining (general use) |
| 20 life cycle state |