TinyMini-Turn – Machine part – SH725
IMPROVED TOOL LIFE
TinyMini-Turn with SH725 grade boring bar, held in the bar sleeve with four peripheral coolant outlets, increased wear and chipping resistance. As a result, seven times tool life increase was achieved.
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| Industry | Miniature |
|---|---|
| Component | Machine Parts |
| Material ISO code |
 P - Steel |
| Work material | SUM24L |
| Machine(spindle type) | Swiss Lathe |
| Tool family | Turning |
| Tool category | Internal turning |
| Product name | TinyMini-Turn |
| TSR No. | 1880T |
Tool
| Tungaloy | Competitor | |
|---|---|---|
| Holder | JBBS20-7-L100C-4N | Competitor sleeve |
| Insert | JBTR07090015-D050 | Competitor solid bar |
| Grade | SH725 | PVD (P25） |
Tool life
| Tungaloy | Competitor | |
|---|---|---|
| Tool life (pcs/edge) | 29000 | 4000 |
Cutting conditions
| Tungaloy | Competitor | |
|---|---|---|
| Cutting speed V/c (m/min) | 40 | 40 |
| Feed f (mm/rev) | 0.03 | 0.03 |
| Depth of cut ap (mm) | 0.1 | 0.1 |
| Coolant | Internal | External |