Page 727 - Industrial Tools Catalog (1)

Tool clamping \ Tool chucks ISO 7388-2 BT40/50
Hydro-expansion chuck, type JD/JF (ISO 7388-2)
Short, heavy-duty design

BT BT Form G 2,5 < – 0,003 ISO
40 50 IK JD/JF 25000 rpm 7388-2
Application: ƒ Damping properties increase service life of tool
For high precision centric clamping of drilling, ream- and machine spindle
ing and milling tools. ƒ High torque transfer (Ø 20 = 400 Nm/Ø 32 = 730
Nm)
Execution: ƒ All common shanks can be clamped (Ø tolerance
ƒ Concentricity tolerance < 0.003 mm h6)
ƒ With axial longitudinal adjustment
ƒ Reducing sleeves for flexible applications Delivery: A
ƒ Coolant pressure up to 80 bar Tool holder with matching hex key
ƒ Heat-resistant up to 50°C Notes:
The previous standard DIN 69871-1 was replaced by
Advantage: ISO 7388-1. d D
ƒ Vibration-damping effect reduces micro-cracks
and improves workpiece surfaces
G V l2

p. 735
Tool holding device d (mm) Projecting length (mm) D (mm) V (mm) G 23333...
Ident. No.
BT 40 20 72.5 49.5 10 M16 x 1 400 ○
BT 50 32 90 72 10 M16 x 1 500 ○
Prod. Gr. 263
Hydro expansion chuck 3°, ultra-slim (ISO 7388-2)
3D-printed

BT BT Form Form G 2,5 < – 0,003 ISO
30 40 IK JD JD/JF 25000 rpm 7388-2
Application: ƒ Standard tool changes as with expansion chucks without requiring additional
Produced using an innovative process, the ultra-slim Hydro expansion chuck devices
combines the advantages of an expansion chuck and a shrink-fit chuck ƒ Various applications when used with reducer bushings
in a single product. ƒ Pre-balanced to G2.5/25,000 rpm
ƒ No. 23333 703–23333 727, 23733 800–23733 803:
Execution: ƒ Unusually high gripping forces
ƒ Extremely high heat resistance (up to 120°C) ensures that the chuck retains its ƒ Max. concentricity < 0.003 mm
accuracy ƒ No. 23333 730–23333 734:
ƒ Slimline design for a shrink-fit chuck, therefore suitable for narrow interfering ƒ Unusually high clamping forces
contours ƒ max. concentricity < 0.003 mm
ƒ Outstanding absorption
Notes:
The previous standard JIS B 6339 MAS BT was replaced by ISO 7388-2.
A A
l1 l1
3° 3 ° 5,8 °
d d2 D d d2 d3
No. 23333 720–23333 727
G V
No. 23333 703–23333 712, 23333 G V l2 l2
730–23733 803 No. 23333 720–23333 727
No. 23333 703–23333 712, 23333
730–23733 803

p. 735
Tool holding d (mm) Projecting d2 (mm) D (mm) l2 (mm) l3 (mm) V (mm) G 23333... 23733...
device length (mm) Ident. No. Ident. No.
BT 30 3 85 10 - 28 45 16 M3 730 ● - -
BT 30 4 85 12 - 28 45 12 M3 731 ● - -
BT 30 5 85 13 - 28 45 8 M3 732 ● - -
BT 30 6 85 14 - 37 46 10 M5 733 ● - -
BT 30 8 85 16 - 37 46 10 M6 734 ● - -
BT 40 3 120 9 49.5 28 70.5 16 M3 703 ● - -
BT 40 4 120 10 49.5 28 70.5 12 M3 704 ● - -
BT 40 5 120 11 49.5 28 71 8 M3 705 ● - -
BT 40 6 120 12 49.5 37 71.9 10 M5 706 ● - -
BT 40 8 120 14 49.5 37 72.4 10 M6 708 ● - -
BT 40 10 120 16 49.5 41 72.9 10 M8 x 1 710 ● - -
BT 40 12 120 18 49.5 46 73.4 10 M10 x 1 712 ● - -
BT 40 6 160 - 49.5 - - 10 M5 720 ● - -
BT 40 6 200 - 49.5 - - 10 M5 721 ● - -
BT 40 8 160 - 49.5 - - 10 M6 722 ● - -
BT 40 8 200 - 49.5 - - 10 M6 723 ● - -
BT 40 10 160 - 49.5 - - 10 M8 x 1 724 ● - -
BT 40 10 200 - 49.5 - - 10 M8 x 1 725 ● - -
Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com 727
Availability subject to country specific rules and regulations.