Precision drill chuck Metric collet ER20
We make Collet chuck,Drill chuck,CNC lathe spring collet,Lathe chuck,Tapping chuck,Chuck,Elastic collet and Er collet.
Advise:
UP grade are recommended for use with HSP nuts. Better stability.
| Metric collet ER20 |
| Item no. | Clamping range |
| ER20-2.0 | 2.0-1.5 |
| ER20-2.5 | 2.5-2.0 |
| ER20-3.0 | 3.0-2.0 |
| ER20-4.0 | 4.0-3.0 |
| ER20-5.0 | 5.0-4.0 |
| ER20-6.0 | 6.0-5.0 |
| ER20-7.0 | 7.0-6.0 |
| ER20-8.0 | 8.0-7.0 |
| ER20-9.0 | 9.0-8.0 |
| ER20-10.0 | 10.0-9.0 |
| ER20-11.0 | 11.0-10.0 |
| ER20-12.0 | 12.0-11.0 |
Material: SUJ2 (high carbon bearing steel: after heat treatment, has toughness and toughness, better wear resistance, and longer elasticity and longer service life) · Hardness: HRC46° · Surface roughness Rz2.5 The inner and inner holes are subjected to strict honing processing and concentricity according to the DIN 6499 standard. There are three kinds of precision grades. S grade 0.015mm, grade A 0.01mm and UP grade 0.005mm·UP grade are recommended for use with HSP nuts. Better stability.
Application:
gripping drills, taps, milling cutters, cutters, etc.
It has the function of elastic contraction, wide application range and rich variability.
Usage:
holding drills, wire taps, milling cutters, reamer, etc.
Function:
elastic shrinkage, wide application range, and variability
Please inform the required accuracy level when ordering
| | Accuracy | Item | Clamp Dia. |
| ER Elastic collet | 0.01 | A-ER8 | 1-5 |
| A-ER11 | 1-7 |
| A-ER16 | 1-10 |
| A-ER20 | 1-13 |
| A-ER25 | 2-16 |
| A-ER32 | 2-20 |
| A-ER40 | 3-26 |
| 0.005 | UP-ER8 | 3-5 |
| UP-ER11 | 3-7 |
| UP-ER16 | 3-10 |
| UP-ER20 | 3-13 |
| UP-ER25 | 3-16 |
| UP-ER32 | 3-20 |
| UP-ER40 | 3-26 |
In December 2018, AUTOFOR Chairman PAUL YANG successfully acquired a domestic drilling chuck (clamp) manufacturer and opened the strong layout of AUTOFOR “high-precision industry”.
Since 2019, the high-precision drill chucks (collect) of the “Jie Paishi GPDC” brand under the AUTOFOR have begun to go global...
Precision Cut-off Wheel Series
AUTOFOR, as a global precision cutting enterprise, has obtained more than 10 invention patents, 600 formulations and 30,000 specifications. Furthermore,resin grinding wheel can achieve 0.125 mm,which touched the world's thinnest record, and the entire line of products through SGS environmental friendly certification.We can also customize the formula according to the personal needs of customers.
Company Profile
AUTOFOR Company,the craftsman Enterprise leading global exquisite "Precision Cutting Technology" !
AUTOFOR Company, the promoter and the navigator of "Precision Cutting Technology"!
AUTOFOR Company, the industry standard setter and the developer of "Precision Cutting Equipment"!
AUTOFOR Company, the successor and the specialist of "Precision Resin Cutting wheel"!
AUTOFOR Company,the customizer and developer of “ Special Cutting Fluid”!
AUTOFOR Company,the designer and user of “Special Fixture”!
AUTOFOR Company,pledges to specialize in the Precision Cutting Technology for 100 years!
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Er20 Tool Holder Cnc Collet Chuck , Expanding Collet Chuck Metric Standard Images
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