ER筒夹
产品特点
材质：SUJ2°（高碳轴承钢：在热处理后，具有坚韧的硬度和韧性，更好的耐磨耗性，且弹性佳 使用的寿命更长）
硬度：HRC46°
表面粗糙度RZ2.5以内
ER11、16/20/25/32/40的夹持 范围为1mm，但孔径2.5mm以下。夹持范围为0.5mm
同心度按标准规范全数检验，共计有三种精度等级，普通级0.02mm、A级0.01mm以及UP级0.005mm
用于夹持钻头、螺丝攻、铣刀、铰刀等工具
具有弹性伸缩的功能、应用范围广、附变化性
订购时请告知所需要精度等级
| 型号 | 夹持范围d | D | d1 | d2 | L | 11 | 12 | 13 |
| ER11 | 1.0-7.0 | 11.5 | 11 | 9.5 | 18 | 13.5 | 3.8 | 2.5 |
| ER16 | 1.0-10.0 | 17.0 | 16 | 13.8 | 27.5 | 20.8 | 6.26 | 4 |
| ER20 | 1.0-13.0 | 21.0 | 20 | 17.4 | 31.5 | 23.9 | 6.36 | 4.8 |
| ER25 | 1.0-16.0 | 26.0 | 25 | 22 | 34 | 25.9 | 6.66 | 5 |
| ER32 | 3.0-20.0 | 33.0 | 32 | 29.2 | 40 | 30.9 | 7.16 | 5.5 |
| ER40 | 4.0-26.0 | 41.0 | 40 | 36.2 | 46 | 34.9 | 7.66 | 7 |
| ER50 | 5.0-34.0 | 52.0 | 50 | 46 | 60 | 46 | 13.4 | 8.5 |
| ER11 | ER16 | ER20 | |||
| 型号 | 夹持范围 | 型号 | 夹持范围 | 型号 | 夹持范围 |
| ER11-1 | 1-0.5 | ER16-1 | 0.5-1 | ER20-2 | 1-2 |
| ER11-2 | 2-1.5 | ER16-2 | 1-2 | ER20-3 | 2-3 |
| ER11-3 | 3-2.5 | ER16-3 | 2-3 | ER20-4 | 3-4 |
| ER11-4 | 4-3.5 | ER16-4 | 3-4 | ER20-5 | 4-5 |
| ER11-5 | 5-4.5 | ER16-5 | 4-5 | ER20-6 | 5-6 |
| ER11-6 | 6-5.5 | ER16-6 | 5-6 | ER20-7 | 6-7 |
| ER11-7 | 7-6.5 | ER16-7 | 6-7 | ER20-8 | 7-8 |
| ER16-8 | 7-8 | ER20-9 | 8-9 | ||
| ER16-9 | 8-9 | ER20-10 | 9-10 | ||
| ER16-10 | 9-10 | ER20-11 | 10-11 | ||
| ER20-12 | 11-12 | ||||
| ER20-13 | 12-13 | ||||
| ER25 | ER32 | ER40 | |||
| 型号 | 夹持范围 | 型号 | 夹持范围 | 型号 | 夹持范围 |
| ER25-2 | 1-2 | ER32-3 | 2-3 | ER40-4 | 3-4 |
| ER25-3 | 2-3 | ER32-4 | 3-4 | ER40-5 | 4-5 |
| ER25-4 | 3-4 | ER32-5 | 4-5 | ER40-6 | 5-6 |
| ER25-5 | 4-5 | ER32-6 | 5-6 | ER40-7 | 6-7 |
| ER25-6 | 5-6 | ER32-7 | 6-7 | ER40-8 | 7-8 |
| ER25-7 | 6-7 | ER32-8 | 7-8 | ER40-9 | 8-9 |
| ER25-8 | 7-8 | ER32-9 | 8-9 | ER40-10 | 9-10 |
| ER25-9 | 8-9 | ER32-10 | 9-10 | ER40-11 | 10-11 |
| ER25-10 | 9-10 | ER32-11 | 10-11 | ER40-12 | 11-12 |
| ER25-11 | 10-11 | ER32-12 | 11-12 | ER40-13 | 12-13 |
| ER25-12 | 11-12 | ER32-13 | 12-13 | ER40-14 | 13-14 |
| ER25-13 | 12-13 | ER32-14 | 13-14 | ER40-15 | 14-15 |
| ER25-14 | 13-14 | ER32-15 | 14-15 | ER40-16 | 15-16 |
| ER25-15 | 14-15 | ER32-16 | 15-16 | ER40-17 | 16-17 |
| ER25-16 | 15-16 | ER32-17 | 16-17 | ER40-18 | 17-18 |
| ER32-18 | 17-18 | ER40-19 | 18-19 | ||
| ER32-19 | 18-19 | ER40-20 | 19-20 | ||
| ER32-20 | 19-20 | ER40-21 | 20-21 | ||
| ER40-22 | 21-22 | ||||
| ER40-23 | 22-23 | ||||
| ER40-24 | 23-24 | ||||
| ER40-25 | 24-25 | ||||
| ER40-26 | 25-26 | ||||
