BT40 Hydraulic Tool Holder

The BT40 Hydraulic Tool Holder is a high-performance solution engineered for precision CNC machining. As a professional precision tool holder manufacturer and reliable hydraulic tool holder supplier, we offer a complete BT40 tooling solution designed to deliver exceptional accuracy, superior clamping force, and stable performance in high speed machining and milling applications.

This versatile BT40 CNC tool holder series includes BT40 Hydraulic Chuck, BT40 hydraulic collet chuck, and BT40 hydraulic milling chuck, making it ideal for metalworking, mold manufacturing, aerospace, and automotive industries.

Core Advantages

• Ultra-High Precision
  With runout accuracy ≤ 3 μm, our BT40 Hydraulic Chuck ensures superior surface finish and optimal tool life during precision milling and finishing operations.

• Strong Clamping Force
  Hydraulic clamping guarantees consistent pressure, reducing tool pull-out and vibration for more stable CNC machining performance.

• Premium Material & Balanced Design
  Crafted from high-strength alloy steel and heat-treated for durability. Dynamically balanced to G2.5 at 25,000 RPM, suitable for high speed machining.

• Quick & Easy Tool Change
  The hydraulic system allows fast tool replacement without additional collets or nuts, reducing downtime in production.

Typical Applications

• CNC Machining Centers – Perfect for drilling, reaming, and milling.

• Mold Manufacturing – Achieve precise cavity finishes and complex molds.

• Aerospace Components – High-tolerance parts with reliable repeatability.

• Automotive Industry – Engine, transmission, and chassis parts manufacturing.

• BT40 Tool Holder for 5-Axis Machining – Maintains stability during multi-axis contouring.

Key Selling Points

• Runout accuracy ≤ 3 μm for superior precision milling

• Strong and stable clamping force for high speed machining

• Quick tool change saves time and increases productivity

• High-strength alloy steel ensures durability

• Dynamically balanced G2.5 at 25,000 RPM

• Suitable for a wide range of BT40 standards and applications

Technical Parameters

(Custom sizes and special configurations are available upon request.)

Applications by Industry

• Aerospace Engineering – Blisks, structural components, high-tolerance parts

• Automotive Manufacturing – Engine, transmission, and chassis components

• Mold & Die Production – High-precision molds for plastic, metal, or composite materials

• General Metalworking – Drilling, milling, and finishing operations requiring high accuracy

Comparison Advantages

Compared to conventional ER collet holders or shrink-fit systems, the BT40 hydraulic tool holder provides:

• Faster Setup – Easy hydraulic clamping eliminates heating/cooling procedures

• Higher Accuracy – Consistent runout for superior surface quality

• Reduced Vibration – Extends tool and spindle life

• High-Speed Ready – G2.5 dynamic balance ensures smooth operation at high RPM

• Versatility – Compatible with milling, drilling, reaming, and multi-axis CNC machining

Frequently Asked Questions (FAQ)

Q1: What is the difference between a BT40 hydraulic chuck and a standard BT40 tool holder?
A: The BT40 hydraulic chuck uses hydraulic pressure for clamping, providing more consistent accuracy and vibration damping compared to mechanical or collet-based BT40 holders.

Q2: Can BT40 hydraulic holders be used for high-speed milling?
A: Yes, all BT40 hydraulic holders are dynamically balanced to G2.5 at up to 25,000 RPM, ideal for high speed machining.

Q3: What types of tools can I use with BT40 hydraulic tool holders?
A: Solid carbide drills, end mills, reamers, and finishing tools. Suitable for all precision operations requiring stable clamping.

Q4: Are custom clamping ranges or BT40 sizes available?
A: Yes, as a precision tool holder manufacturer and hydraulic tool holder supplier, we can customize according to your CNC machine and application needs.