Back turning ｜ Swiss CNC Lathes
Swiss CNC lathe back turning
① Prevents the chip from damaging the shoulder feature on the part
② Wiper flat feature generates excellent surface finish
| Coated grade | Material | Operation type | Cutting speed (m/min) Cutting speed (SFM) | Feed (mm/rev) Feed (IPR) | DOC (mm) DOC (inch) |
|---|---|---|---|---|---|
| ST4 | Stainless | Back turning | 50 – 120 100 – 275 | X direction:
0.01-0.03
.0004 – .0012
Z direction: 0.03 – 0.04 .0008 – .0016 |
TBP-BM :
0.5-3.5
.020 – .209
TBPA-BM : 0.5-5.5 .020 – .256 |
| DM4 | Difficult-to-cut material / titanium alloy / Alloy steel / carbon steel / hardened material / high temp alloys | 30 -120 75 – 500 | X direction:
0.01-0.03
.0004 – .0016
Z direction: 0.03 – 0.08 .0008 – .0031 |
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| TM4 | Non-ferrous / aluminum / plastic / general purpose | 50 – 180 150 – 500 | X direction:
0.01-0.03
.0004 – .0016
Z direction: 0.03 – 0.08 .0008 – .0031 |
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| TBP-BM | ①1 pass machining * no extra operations required |
| Competitor’s product | ①Roughing – grooving operations ②Finishing – back turn operation |
The current process required 2 steps to complete the part feature.
NTK’s BM chipbreaker achieved shortened cycle time with a single pass operation .
High quality finish on the OD and shoulder due to the chipbreaker design which evacuates chips away from the part
For more information about this product, visit our online e-catalog, or download the catalog/product report
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