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Deep-Hole Gun-Drill Insert For Hydraulic Cylinders
Deep-Hole Gun-Drill Insert for Hydraulic Cylinders
drill 12×D in 20CrMoTi at 120 m/min, hold H7 straightness, Ra 0.4 µm without honing.
Description
Deep-Hole Gun-Drill Insert for Hydraulic Cylinders
TOHT060204 – Ra 0.4 µm on 20CrMoTi Tubes | CutoutTools
Reach 12×D depth without pecking. The TOHT060204R-CM pocket seat is lapped to ±2 µm, eliminating insert wobble at 8 000 rpm. PVD
nano-AlTiN layer withstands 1 100 °C, holding 0.02 mm run-out on Ø12 mm fuel rails.
Data Table
| vc (m/min) | f (mm/rev) | Tool life | Hole tolerance | Coolant pressure |
|---|---|---|---|---|
| 120 | 0.08 | 95 m | H7 | 70 bar |
Deep-hole hero for hydraulic cylinders-drill 12×D in 20CrMoTi at 120 m/min, hold H7 straightness, Ra 0.4 µm without honing.
deep hole gun drill insert, hydraulic cylinder finishing, 20CrMoTi drilling, TOHT060204, Ra 0.4 µm
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