{{ name }}
Article no. {{ combinedCodeWithHighlight }}
Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Solid carbide torus cutter, uncoated, ⌀ h6 DC / R1: 20/3,0mm
Article no.: 644909
Catalog no.: 206190
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | VHM-Torusfräser, unbeschichtet | |
| Interface position | on the machine | |
| Holder type | plain shank | |
| Shank diameter DS | 20 mm | |
| Shank type | HA | |
| Tool material | solid carbide | |
| Coating | uncoated | |
| Cutter diameter Dc | 20 mm | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance class | h6 | |
| Recess diameter D1 | 19 mm | |
| Cutting edge length Lc | 41 mm | |
| ISO milling cutter type | toroidal bull nose end mill | |
| Balancing quality | G 2,5 | |
| Number of effective cutters (peripheral side) Z | 3 | |
| Twist angle | 45 degrees | |
| Corner / edge | 1 | |
| Corner version | as radius | |
| Corner radius R | 3 mm | |
| Shape identifier, manufacturer-specific | W | |
| Spacing of the cutters | the same | |
| Direction of infeed | horizontal, oblique and vertical | |
| Number of clamping slots | 3 | |
| Interface | joint 1 | |
| Tolerance class | h6 | |
| Gauge length A | 52 mm | |
| Overall length L | 104 mm | |
| Tool version | solid carbide | |
| Standard | DIN 6527 | |
| Machining method | copy milling; shoulder milling (FEC); slot milling (FNU) | |
| Colour ring | yellow | |
| Type of product | shoulder mill | |
| Content | single part | |
| Correction factor fz | 1.25 | |
| Cutting depth min. | 0.01 mm | |
| Max. cutting depth L2 | 0.6 mm; 41 mm |
Identification & Classification
| Article number | 644909 | |
| Catalog number | 206190 | |
| EAN / GTIN | 4045197853073 | |
| Manufacturer number | 206190 20/3,0 | |
| Article class | 11X | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
N
180
N
140
N
105
N
180
N
130
N
150
N
130
N
110
N
80
N
100
Description
Version:
Eccentric relief ground, additionally polish ground in the flutes for outstanding chip evacuation in long-chipping aluminium workpieces.
Tolerances:
R1 > 0.5 − 1.5 tolerance ±0.03.
R1 > 1.5 tolerance ±0.05.
Tolerances:
- Corner radius
R1 > 0.5 − 1.5 tolerance ±0.03.
R1 > 1.5 tolerance ±0.05.