NMTB ER Collet Chuck

High Precision NMTB type shank ER Collet Chuck

NMTB type shank ER Spring Collet Chuck mostly applies for automatic tool changing equipments. High Precision NMTB shank Tool Holder are nickel coated, anti-rust, anti-corrosion,and durability better. With DIN6499 collet chuck can be straight shank cutter clamping various sizes.

We are specializing in the production of NMTB ER Spring Collet Chuck, we can to figure to sample processing, and perfect after-sales service and technical support. Looking forward to your cooperation!

Features:

1. Material: 20CrMnTi or JIS-SCM415

2. Hardness: 56-60HRC;

3. Carburizing depth: ＞0.8；

4. Roughness： Ra＜0.4u；

5. Suitable for automatic tool changing equipment

6. Run out of the inside shank cone: ≤0.002mm；Coaxiality with collet : ≤ 0.005mm；

7. Taper precision ≤AT3 and part of the standard size are tested by Diebold standard inspection tools which made in Germany;

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.