Page 741 - Industrial Tools Catalog (1)

Tool clamping \ Collet chuck type ER
Collet type ER 20 (428 E) ER 25 (430 E) ER 32 (470 E) ER 40 (472 E)
Min./max. clamping range 1-13 mm 1-16 mm 3-20 mm 3-26 mm
D (mm) 21 26 33 41
L (mm) 31.5 34 40 46
Coolant supply No No No No
Clamping bypass (mm) -1.0 -1.0 -1.0 -1.0
d (mm) 23320... 23320... 23320... 23320...
Ident. No. Ident. No. Ident. No. Ident. No.
11 211 ● 261 ● 311 ● 411 ●
12 212 ● 262 ● 312 ● 412 ●
13 213 ● 263 ● 313 ● 413 ●
14 - - 264 ● 314 ● 414 ●
15 - - 265 ● 315 ● 415 ●
16 - - 266 ● 316 ● 416 ●
17 - - - - 317 ● 417 ●
18 - - - - 318 ● 418 ●
19 - - - - 319 ● 419 ●
20 - - - - 320 ● 420 ●
21 - - - - - - 421 ●
22 - - - - - - 422 ●
23 - - - - - - 423 ●
24 - - - - - - 424 ●
25 - - - - - - 425 ●
26 - - - - - - 426 ●
Prod. Gr. 295
Collet chuck type ER/ESX, sealed acc. DIN 6499/ISO 15488-B
For internal cooling (can be used at up to 80 bar)

L

D

30°
8°

Collet type ER 11 (4012 E) ER 16 (425 E) ER 20 (427 E)
Min./max. clamping range 3-7 mm 3-10 mm 3-13 mm
D (mm) 11.5 17 21
L (mm) 18 27.5 31.5
Clamping bypass (mm) -1 -1 -1
Coolant supply Yes Yes Yes
d (mm) 23320... 23320... 23320...
Ident. No. Ident. No. Ident. No.
3 703 ● 713 ● 733 ●
4 704 ● 714 ● 734 ●
5 705 ● 715 ● 735 ●
6 706 ● 716 ● 736 ●
7 707 ● 717 ● 737 ●
8 - - 718 ● 738 ●
9 - - 719 ○ 739 ○
10 - - 720 ● 740 ●
Prod. Gr. 2AE
Collet chuck set type ER DIN 6499/ISO 15488-B (ISO 15488)
for milling chucks no. 23300, 23305

Application: Advantage:
For clamping tools with straight shanks. ƒ Large and effective clamping lengths as well
Execution: as high clamping forces are achieved thanks to
double slots
ƒ For milling chucks no. 23300, 23305 ƒ Flexing movements of the milling cutters are ruled
ƒ Double-conical, slotted on both sides, with out
extracting groove
ƒ Fully hardened and polished Delivery:
ƒ Suitable for all standard collets of type ER In aluminium case
Ref. no. 23320332

Source: Hahn+Kolb Werkzeuge GmbH
Technical data subject to change. www.iconridge.com 741
Availability subject to country specific rules and regulations.