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ATORN Transverse drive shell end mill arbours
in accordance with ISO 7388-1 (DIN 69871)
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Application
Accommodates shell end mills and single-angle milling cutters with longitudinal groove in accordance with DIN 842.
Execution
- Alloyed case-hardening steel, core tensile strength at least 950 N/mm²
- Case-hardened HRc 60 ± 2 (HV 700 ± 50), hardness depth 0.8 mm ± 0.2 mm
- Taper angle tolerance quality < AT3 in accordance with DIN 7187 and DIN 2080
- Max. concentricity < 0.005 mm
- Functional surfaces precision-ground, all other surfaces black-oxide
- With Balluff chip hole
- With drive tangs, cross-head screw or socket head cap screw. For D = 60, only with four mounting screws in accordance with DIN 912.
- SK 30 without coolant-channel bores on the face
Advantage
- Precision cross-hatch pattern on the contact surface for maximum accuracy
- Internal cooling 80 bar maximum
- Easy to use and very precise
- Smoother milling operation
- Service life extended by 50%
Notes
The previous standard DIN 69871-1 was superseded by ISO 7388-1.
Delivery
1 piece transverse drive shell mill arbour (ISO 7388-1) incl. screws
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