ETM: Precision and Reliability in Spring Collets for Mechanical Processing
ETM is a brand specialising in the production of high-precision spring collets, ideal for clamping tools during milling, drilling and turning operations. Thanks to a wide range of models and high build quality, ETM collets are a reliable choice for mechanical workshops and manufacturing companies that require precision and stability in their machining processes.
Why choose ETM spring collets?
- High precision and stability – Designed to guarantee uniform clamping and minimise vibrations, improving the quality of the machining.
- Quality materials – Made of high-strength steel, they ensure long life and excellent wear resistance.
- Complete range of models – Available in different series to adapt to any type of machining and tool.
- Universal compatibility – Suitable for use with the main clamping systems on the market.
- Easy to use – Designed to guarantee quick and safe tool changes, reducing machine downtime.
ETM Product Range
1. ER Collets
ER collets are among the most widely used solutions in machining, thanks to their versatility and precision.
- Available in models ER11, ER16, ER20, ER25, ER32 and ER40.
- Clamping range with a tolerance of ±0.5 mm for optimal adaptation to tools.
- Suitable for milling, drilling and threading in various materials.
2. DIN 6499 Collet Chucks
Collet chucks that comply with the DIN 6499 standard guarantee safe clamping of cylindrical tools and are compatible with the most common collet chuck holders.
- High concentricity, reducing the risk of vibrations and improving the surface finish of the piece.
- Wide range of diameters, to adapt to various operational needs.
- Usable on CNC machines and high-speed machining centres.
3. Shrink-Fit Collets
ETM shrink-fit collets offer an extremely rigid clamping system, ideal for high-precision applications.
- Maximum stability thanks to uniform contact with the tool.
- Perfect concentricity, reducing tool wear and increasing operating life.
- Ideal for high-speed machining and for sectors requiring extreme precision.
4. Elastic Collets with Weldon System
Collets with Weldon connection are designed for the secure clamping of cylindrical tools, ideal for milling and heavy machining.
- Reinforced locking mechanism, which ensures a firm grip even under heavy stress.
- Available for different diameters, compatible with standard chucks.
- Ideal for heavy milling on steel and special alloys.
5. Tapping Collets
Flexible tapping collets allow threads to be cut with high precision and repeatability.
- Systems with axial compensation to guarantee precise threads and reduce the risk of tap breakage.
- Available for various diameters and metric or imperial threads.
- Compatible with standard tap holders and CNC machines.
Industrial Applications
ETM spring collets are used in various sectors, including:
- Mechanical Industry – For high precision milling, drilling and turning operations.
- Mould Production – Ensures perfect clamping for high quality machining on special steels.
- Aerospace Sector – High stability and precision for machining advanced materials.
- Automotive Industry – Used in the production processes of mechanical components with tight tolerances.
Conclusion
ETM spring collets are the ideal choice for those looking for reliability, precision and compatibility with the best machine tools on the market. Thanks to a complete range of solutions for every production need, ETM offers innovative clamping tools to guarantee optimal results in mechanical machining.
Bilz: Advanced Shrink-Fit Technology
Bilz is a leading brand in the field of tool clamping and changing technology, with a particular focus on shrink-fit machines. Thanks to its consolidated experience and constant innovation, Bilz offers solutions designed to improve the precision, durability and efficiency of production processes.
Bilz thermal shrink fit technology allows for safe and stable tool clamping, guaranteeing greater rigidity, optimal torque transmission and a significant reduction in vibrations.
Why choose Bilz shrink fit technology?
Choosing a Bilz shrink fit machine means benefitting from:
- Precision and repeatability – The thermal shrink fit guarantees a perfect coupling between the tool and the tool holder, eliminating play and micro-displacements.
- Increased tool life – The stability of the clamping reduces tool wear, extending its operating life and reducing replacement costs.
- Maximum rigidity – Uniform tool clamping eliminates vibration and bending, improving machining quality.
- Quick tool change – The thermal shrink system allows tools to be changed in seconds, increasing efficiency and reducing machine downtime.
- Universal compatibility – Bilz shrink fit machines are designed to work with a wide range of standardised tools and chucks.
- Ease of use – Intuitive and automated systems that simplify operations, reducing the risk of operator error.
Bilz Shrink Fit Machines: Range and Functionality
1. Shrink Fit Machines for Industrial Production
Bilz shrink machines for industrial production are designed for intensive use in workshops and CNC machining centres.
- High heating power – Enables fast shrinking even of tools with large diameters.
- Fast air or liquid cooling – To reduce cycle times and maximise productivity.
- Compatibility with different materials – They can be used for HSS, carbide and special alloy tools.
- Advanced digital control – Allows you to monitor and customise the tightening parameters for different production requirements.
2. Compact Tightening Machines for Workshops and Limited Production
For companies that need a versatile and compact solution, Bilz offers small-sized shrink machines, ideal for smaller productions or specific machining operations.
- Compact and easy to install – Perfect for limited workspaces.
- Intuitive control system – Suitable even for operators with little experience in shrink technology.
- Optimised tightening times – Allows for quick tool replacement without compromising on fastening quality.
3. Automated Tightening Machines with Industry 4.0 Integration
For companies that want to optimise production processes with high-tech systems, Bilz offers automated tightening machines with advanced features.
- Digital interface with connection to company management systems – For constant monitoring of operations.
- Automation of the clamping and cooling cycle – Minimises human intervention and optimises processing times.
- Intelligent tool management – Parameters can be stored to ensure the same clamping quality every time.
- Integration with collaborative robots – For fully automated workflows in production lines.
Applications of Bilz Shrink Technology
Bilz shrinking machines are used in numerous industrial sectors, including:
- Metalworking industry – For precision machining on metallic materials of various hardness.
- Automotive industry – For the production of engine and transmission components with high finishing requirements.
- Aerospace industry – For the machining of light alloys and advanced materials with minimum tolerances.
- Mould and tool production – To ensure perfectly stable and efficient cutting surfaces.
- Energy industry – For the machining of components for turbines, generators and industrial plants.
Innovation and Sustainability
Bilz constantly invests in innovative technologies to improve the performance and sustainability of its products:
- High efficiency heating systems – To reduce energy consumption and improve shrink fitting speed.
- Eco-friendly cooling technologies – To minimise the use of coolants and reduce operating costs.
- Advanced materials for greater durability – The components of Bilz crimping machines are designed to resist wear and thermal stress, guaranteeing a longer operating life.
Conclusion
Bilz crimping machines are the ideal solution for those seeking precision, speed and efficiency in tool clamping. Thanks to a complete range of products, from compact solutions to fully automated systems, Bilz is able to meet the needs of mechanical workshops, large production plants and companies oriented towards Industry 4.0.
Choosing Bilz means investing in advanced technology, quality and reliability, to obtain more precise machining, longer lasting tools and more efficient processes.
