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Application
For clamping tools with straight shank in ER collet chucks in accordance with DIN 6499.
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
- Required pull studs no. 23690 and collet chucks no. 23320
Notes
The previous standard JIS B 6339 MAS BT was superseded by ISO 7388-2.
Delivery
1x ER collet chuck BT40 (ISO 7388-2).
Select RAL-colour code
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