BT40 ER Collet chuck tool holder

BT Tool Holder is a kind of tool, which is the connecting part between the mechanical spindle and the tool and other accessories. At present, the main standards are BT, SK, CAPTO, BBT, HSK and other specifications of spindle models. Elastic barrel clamp BT handle is also called elastic barrel clamp, or elastic barrel clamp body, or ER handle. The spring chuck used in numerical control tool handle is ER8, ER11, ER16, Er20, ER25, ER32, ER40, ER50. The matching wrench and nut are also realized according to the specifications of spring chuck. At present, Zui is commonly used in the market, and the demand is also large. The model description method is: BT40-ER32-100L, BT40 is also the spindle of the machine tool, ER32 elastic cylinder clamp holder is used to describe the clamp and nut of the TOOL HOLDER are ER32, 100L is also used to describe the length of the Tool Holder from the datum level.

Bt Er Collet Chuck feature:

1. COLLET CHUCK Material: hardened steel; processing machinery: CNC turning centers.

2. The cone angle AT3, tolerance: 8 ° 17'50 "± 5"

3. Bt30 Tool Holder Accuracy <0.005

4. Hardness: HRC56-62 °, carburizing depth: 1.0 ± 0.2

5. The through hole and a cooling tube (AD / B) design, can be customized according to customer demand.