ER COLLET
DIN6499B ER COLLET
1) Made of high quality spring steel
2) Powerful clamping ability with high precision and stability
3) Used for drilling, boring, milling, tapping, engraving operation. etc
4) Adapted for DIN6499B
Model | d H7 | D | D1 | D2 | L | L1 | L2 | L3 | Collapsible capacity |
ER8 | 0.5-5.0 | 8 | 8.5 | 6.5 | 13.5 | 2.7 | 1.5 | 1.2 | 0.5 |
ER11 | 1.0-7.0 | 11 | 11.5 | 9.5 | 18 | 3.8 | 2.5 | 2 | 0.5 |
ER16 | 1.0-2.0 | 16 | 17 | 13.8 | 27.5 | 6.26 | 4 | 2.7 | 0.5 |
>2.0-10.0 | 1 | ||||||||
ER20 | 1.0-2.5 | 20 | 21 | 17.4 | 31.5 | 6.36 | 4.8 | 2.8 | 0.5 |
>2.5-13.0 | 1 | ||||||||
ER25 | 1.0-2.5 | 25 | 26 | 22 | 34 | 6.66 | 5 | 3.1 | 0.5 |
>2.5-16.0 | 1 | ||||||||
ER32 | 2.0-2.5 | 32 | 33 | 29.2 | 40 | 7.16 | 5.5 | 3.6 | 0.5 |
>3.5-20.0 | 1 | ||||||||
ER40 | 3.0-26.0 | 40 | 41 | 36.2 | 46 | 7.66 | 7 | 4.1 | 1 |
ER50 | 6.0-10.0 | 50 | 52 | 64 | 60 | 12.6 | 8.5 | 5.5 | 1 |
>10.0-34.0 | 2 |
Inspection of accuracy:
d | L | Run out | |
I | II | ||
1.0-1.6 | 6 | 0.01 | 0.015 |
>1.6-3.0 | 10 | ||
>3.0-6.0 | 16 | ||
>6.0-10.0 | 25 | ||
>10.0-18.0 | 40 | 0.015 | 0.02 |
>18.0-26.0 | 50 | ||
>26.0-30.0 | 60 | ||
>30.0-34.0 | 80 | 0.02 | 0.03 |
