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Article code:
EAN / GTIN:
Manufacturer number:
Cat. No.:
Solid carbide milling cutter with chip separators TPC, TiAlN, ⌀ f8 DC: 20mm
Article no.: 203079 20
Article code:
Product details
Technical Data
| Through-coolant | no | |
| Entry of cooling lubricant | without cooling lubricant entry | |
| Escape of cooling lubricant | without cooling lubricant exit | |
| Cooling lubricant | yes | |
| Wet minimum | suitable | |
| Wet maximum | suitable | |
| Interface position | on the machine | |
| Holder type | Plain shank | |
| Holder shape | form B | |
| Holder version | metric | |
| Holder size, metric | 0200 mm | |
| Dry machining | suitable only under restricted conditions | |
| Holder tolerance class | h6 | |
| Shank diameter | 20 mm | |
| Shank length | 50 mm | |
| Holder diameter, lower dimension | -0.013 mm | |
| Oil | suitable | |
| Shank type | HB | |
| Air | suitable only under restricted conditions | |
| Tool material | solid carbide | |
| Cutting media, manufacturer’s designation | VHM TiAlN | |
| Coating | TiAlN | |
| Cutter diameter | 20 mm | |
| Tolerance of cutter diameter | tolerance class ISO | |
| Tolerance Class | f8 | |
| Neck diameter | 19.8 mm | |
| Cutting edge length | 60 mm | |
| Head length | 60 mm | |
| Shoulder length | 70 mm | |
| ISO milling cutter type | G | |
| Balancing quality | G 2,5 mit HB | |
| Relief angle | 47.5 degrees | |
| Side rake angle | 0 degrees | |
| Number of effective cutters, peripheral side | 5 | |
| Number of effective cutters, end face | 5 | |
| Twist direction | right-hand | |
| Twist angle | 47.5 degrees | |
| Helical pitch | 41 mm | |
| Corner / edge | 1 | |
| Corner version | as radius | |
| Corner radius | 0.3 mm | |
| Spacing of the cutters | unequal spacing | |
| Cutting arc angle max. | 25.84 degrees | |
| Number of chip separators | 1 | |
| Direction of infeed | horizontal, oblique and vertical | |
| Helix angle characteristic | unequal spacing | |
| Interface | joint 1 | |
| Gauge length | 76 mm | |
| Overall length | 126 mm | |
| Functional length | 126 mm | |
| Weight | 509 g | |
| Cutting direction | right-hand cutting | |
| Tool version | solid carbide | |
| Standard | Werksnorm | |
| Data carriers | without data carrier | |
| Machining method | End milling | |
| Colour ring | red | |
| Machining strategy | TPC | |
| Type of product | shoulder mill | |
| Correction factor fz | 1.5 | |
| Cutting depth min. | 0.3 mm | |
| Max. cutting depth | 60 mm |
Identification & Classification
| Article number | 203079 20 | |
| EAN / GTIN | 4045197953865 | |
| Manufacturer number | 203079 20 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Application Table
P
150
H
140
H
125
H
110
Description
Version:
High-performance slot drill for machining materials up to 60 HRC, specially designed for TPC applications.
Strengthened core. With corner radii similar to torus cutters.
Chip breakers for controlled chip breaking.
Strengthened core. With corner radii similar to torus cutters.
Chip breakers for controlled chip breaking.
Note:
hmax: The values stated in the table are maximum values.
ae max = 0.05×D for TPC machining.
Successor product to No. 203077.
ae max = 0.05×D for TPC machining.
Successor product to No. 203077.