ATORN surface chuck (Weldon) BT40 (ISO 7388-2) dia. 12 mm A=63 mm
Brand: ATORN
Length: 36 mm
Art.-no. 23158066
Manufacturer article no. 22660404
EAN 4050293708196
Application
For clamping tools with straight shank and clamping surface in accordance with DIN 1835 B.
Execution
- Alloyed case-hardening steel with core tensile strength of 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
- Tool holder concentricity, internal taper to clamping diameter ≤ 0.005 mm
- All functional surfaces are machined
Notes
The previous standard JIS B 6339 MAS BT was superseded by ISO 7388-2.
Delivery
1x BT40 surface chuck (Weldon) (ISO 7388-2
 | |
Brand | ATORN |
Tool holding device | BT 40 |
Form | JD |
Clamping diameter (d) | 12 mm |
Projecting length (A) | 63 mm |
Outer diameter (D) | 42 mm |
Length (L) | 36 mm |
Coolant supply | Internal axial |
Balancing quality | G 2.5 at 25,000 rpm |
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