Collet chuck ER Mini
• Made of alloyed case hardening steel
• Hardened 58 ± 2 HRC, min. 0.5 mm deep
• Tensile strength in core after case hardening approx. 950 N/mm²
• Taper DIN 254
• Taper angle tolerance AT3
• Taper surface accuracy Ra < 1 µm
• Concentricity < 0.01 mm
• Balancing quality G 6.3 at 15000 min-1
• Tool holder JIS B 6339 (MAS-BT)
• To nest tools with cylinder shaft in collets acc. to DIN 6499 (ER)
Supplied: collet chuck complete with clamping chuck.
| EAN | Taper shank | Clamping range | Nut Ø | Projection length | Collet size |
|---|---|---|---|---|---|
| 4317784755122 | BT 40 | 0,5–7 mm | 16 mm | 70 mm | ER11 |
| 4317784755115 | BT 40 | 0,5–7 mm | 16 mm | 100 mm | ER11 |
| 4317784722186 | BT 40 | 0,5–7 mm | 16 mm | 160 mm | ER11 |
| 4317784755108 | BT 40 | 0,5–10 mm | 22 mm | 70 mm | ER16 |
| 4317784755092 | BT 40 | 0,5–10 mm | 22 mm | 100 mm | ER16 |
| 4317784722179 | BT 40 | 0,5–10 mm | 22 mm | 160 mm | ER16 |
| 4317784722162 | BT 40 | 0,5–16 mm | 35 mm | 70 mm | ER25 |
| 4317784722155 | BT 40 | 0,5–16 mm | 35 mm | 100 mm | ER25 |
| 4317784722148 | BT 40 | 0,5–16 mm | 35 mm | 160 mm | ER25 |
| 4317784722131 | BT 50 | 0,5–10 mm | 22 mm | 70 mm | ER16 |
| 4317784722124 | BT 50 | 0,5–10 mm | 22 mm | 100 mm | ER16 |
| 4317784722117 | BT 50 | 0,5–10 mm | 22 mm | 160 mm | ER16 |
| 4317784722100 | BT 50 | 0,5–16 mm | 35 mm | 70 mm | ER25 |
| 4317784722094 | BT 50 | 0,5–16 mm | 35 mm | 100 mm | ER25 |
| 4317784722087 | BT 50 | 0,5–16 mm | 35 mm | 160 mm | ER25 |