Double-Ended ER Straight shank Collet Chuck

ChongDe high quality Double Ended ER Straight Shank Collet Chuck Used In all kinds of CNC lathes, Fixed headed lathes and Swiss type lathes etc. As tool holder, it usually used in clamping drills, end mills, small boring tools. The tool holders are balanced G6.3 12000RPM/18000RPM.It can reduce to the selection of lengthen cutting tool,reduce cost and improve efficiency. Suitable Collet:ER11/ER16/ER20/ER25/ER32/ER40. The protrusion length is difference from 40mm to 100mm. Suitable NUT & Wrench is also upon request.

Features:

1. Material: 20CrMnTi；

2. Hardness: 56-60HRC;

3. Run out of the inside shank cone: ≤0.003mm；Coaxiality with collet : ≤ 0.005mm；

4. Dynamic balance : G6.3 12000rpm; G6.3 18000rpm.

5. Can be fixed by screw in the flat surface.

Our advantages

1. Good Rigidity

2. High accuracy stability of parts processing and surface processing dimension

3. Improving cutting tool using life

4. The wear of taper shank caused by vibration is reduced during heavy cutting

5. ATC repeats the operation with high accuracy

6. The appearance with nickel coating, the products are anti-rust, anti-corrosion and durability better.

4. Clean appearance and accuracy stable

5. -196℃ long cryogenic treatment and ultra long time thermal aging processing, reducing residual stresses and increasing the hardness and toughness.