| MODEL | BM-21 | BM-21S | |
| Power | kw | 1.8 | 1.6 |
| Spindle speed | rpm | 2780-3340 | 1300-1560 |
| Bevel angle | ° | 0 – 60 | 0 – 60 |
| Max bevel width | mm | 21 | 21 |
| Weight | kg | 23 | 23 |
Features
- new single milling head equipped with 10 square inserts, that makes machining process far more efficient with little operator’s effort
- fast and easy exchange of inserts with no need for special adjustment
- extended working range from 0 to 60 degrees with continuous angle adjustment
- easy setting of bevel angle and bevel width
- vibration insulation protects both the operator and electronics against vibration
- one universal guide plate for beveling both plates and pipes range from 0 to 60 degrees with continuous angle adjustment
Options
Promotech BM-21 and BM-21S Bevelling Machines
The Promotech BM-21 and BM-21S Bevelling Machines are designed to meet the demands of industrial applications where precision and efficiency are paramount. These advanced bevelling tools are perfect for preparing steel plates and pipes for welding, ensuring clean and accurate bevels to achieve strong and durable welds. With their user-friendly features and robust design, the BM-21 and BM-21S have become trusted solutions in workshops and industrial settings worldwide.
Whether you’re working on plates or pipes, these machines deliver exceptional performance, making them indispensable for industries like metal fabrication, construction, and shipbuilding.
Versatile Bevelling Capabilities
The BM-21 Bevelling Machine is capable of bevelling both sheet and pipe edges with ease. It handles a bevelling range of 0–60°, allowing users to achieve precise results tailored to their specific welding requirements. The machine is designed to work on pipes with diameters ranging from 150 mm (6”) to 300 mm (12”), making it suitable for a variety of applications.
For larger tasks, the BM-21S offers additional versatility. With an optional guide, this model can bevel pipes with diameters exceeding 300 mm (12”), extending its functionality to meet the needs of more complex projects. These capabilities make the BM-21 and BM-21S ideal for handling everything from small-scale projects to large industrial operations.
Exceptional Bevel Width and Angle Control
The Promotech BM-21 and BM-21S machines are engineered to produce bevels with a maximum width of 21 mm (13/16”), ensuring wide, clean edges for welding. This is particularly important for achieving high-quality welds that are both strong and reliable.
The adjustable angle range of 0–60° offers unmatched flexibility, allowing users to tailor bevels for specific welding applications. This makes the machines suitable for preparing a wide variety of materials and shapes, from straight steel plates to cylindrical pipes.
Designed for Efficiency and Ease of Use
Promotech has designed the BM-21 and BM-21S with user convenience in mind. Both machines feature a compact and portable design, making them easy to transport and operate in different work environments. Their intuitive controls allow users to adjust bevel angles and settings with minimal effort, reducing downtime and enhancing productivity.
The machines are equipped with durable cutting heads and replaceable inserts, ensuring long-lasting performance and minimal maintenance requirements. This robust design enables consistent, high-quality results even in demanding industrial conditions.
High-Quality Construction
Both the BM-21 and BM-21S are built with industrial-grade materials to ensure durability and reliability. Their sturdy construction allows them to handle heavy-duty tasks, making them suitable for high-volume operations. The machines are also designed to minimise vibrations during use, enhancing operator comfort and safety.
The optional guide system for the BM-21S further enhances its functionality by providing stability and precision when working on larger pipes. This feature ensures consistent results and reduces the risk of errors, even when handling challenging tasks.
Applications Across Industries
The versatility and performance of the Promotech BM-21 and BM-21S make them ideal for a wide range of applications. They are particularly useful in industries where precise bevelling is essential for achieving high-quality welds. Key applications include:
- Metal Fabrication: Preparing steel plates and pipes for welding in fabrication workshops.
- Construction: Bevelling structural steel components for bridges, buildings, and other infrastructure projects.
- Shipbuilding: Ensuring clean edges on steel plates and pipes for ship construction and repair.
- Pipeline Welding: Preparing pipes for seamless and durable welds in the oil, gas, and water industries.
Safety Features
Promotech prioritises safety in the design of the BM-21 and BM-21S bevelling machines. Both models are equipped with features that reduce operator fatigue and ensure safe operation. The low-vibration design and ergonomic handling reduce strain during extended use, while the cutting head’s enclosed design minimises exposure to debris and sparks.
These safety-focused elements make the machines not only efficient but also reliable tools for maintaining a safe working environment.
Cost-Effective Solution
The Promotech BM-21 and BM-21S machines offer a cost-effective solution for businesses looking to improve bevelling efficiency while maintaining high-quality results. Their robust construction and long-lasting components reduce maintenance costs, while the machines’ versatility eliminates the need for multiple tools.
By streamlining the bevelling process and delivering consistent results, the BM-21 and BM-21S help businesses save time and resources, allowing them to focus on productivity and project completion.
Conclusion
The Promotech BM-21 and BM-21S Bevelling Machines set a new standard in industrial bevelling, offering precision, versatility, and ease of use in a compact design. With their ability to handle a wide range of bevel angles, plate sizes, and pipe diameters, these machines are invaluable tools for industries that require high-quality weld preparation.
Whether you’re working on small-scale projects or large industrial tasks, the BM-21 and BM-21S deliver consistent, reliable performance. Invest in Promotech’s state-of-the-art bevelling technology to enhance productivity, reduce costs, and achieve outstanding results in your welding operations.
