A VMC Collet Chuck is a precision tool holder used on Vertical Machining Centers (VMC) to securely clamp cutting tools such as end mills, drills, reamers, and taps using collets (most commonly ER series).
It delivers low runout, strong gripping force, and excellent balance, enabling accurate machining, superior surface finish, and longer tool life.
Applications
VMC Collet Chucks are widely used for:
- • Milling, drilling, reaming & tapping on VMCs
- • High-speed machining operations
- • Toolroom & production machining
- • Automotive, aerospace & general engineering parts
- • Precision contouring & pocket milling
Key Features
- ✔ Low runout & high concentricity
- ✔ Strong, uniform clamping along tool shank
- ✔ Suitable for high RPM machining
- ✔ Excellent rigidity for stable cutting
- ✔ Reduced vibration & chatter
- ✔ Quick tool change with standard collets
- ✔ Long service life with hardened & ground tapers
Collet Standards Supported
- • ER Collets: ER11, ER16, ER20, ER25, ER32, ER40
- • Optional: Special collets as per application
Tool Holder Interfaces
- • BT30 / BT40 / BT50
- • ISO30 / ISO40 / ISO50
- • HSK (application specific)
- • Straight shank & custom interfaces
Technical Specifications
- • Runout Accuracy: ≤ 0.01 mm (≤ 0.005 mm optional)
- • Material: High-grade alloy steel
- • Hardness: 55–60 HRC
- • Balance: Suitable for high-speed CNC use
- • Coolant: Through-coolant options available
- • Customization: As per VMC model & application
Advantages
- • Improves machining accuracy & surface finish
- • Extends tool life
- • Enables high-speed & high-feed machining
- • Faster setup & tool change
- • Ideal for both roughing & finishing
