About Us
Together for better
Together we create sustainable buildings with high-quality aluminium solutions.
Dorf: Excellence in Door and Window Manufacturing
Welcome to Dorrf, a reputable manufacturer of high-quality doors, windows, and double-glazed glass solutions. With years of experience in the industry, we take pride in delivering exceptional products that meet the diverse needs of our customers.
At Dorrf, we understand that the right doors and windows can significantly enhance the beauty and energy efficiency of any building. That’s why we utilize advanced technology and modern machinery in our manufacturing processes. Our extensive range of industrial equipment includes:
• Two-head welding machines
• Two-head cutting machines
• Bar cutting machines
• Copy milling machines
• Mullion cutting machines
• Glass cutting and loading systems
• Glass washing and pressing machines
• Automated silicone extrusion systems
• Automated warm butyl application machines
Our commitment to quality and innovation ensures that every product we manufacture meets the highest standards of durability and performance. We are dedicated to providing superior solutions to our clients that not only elevate their properties but also offer long-lasting value.
Thank you for choosing Dorrf. We look forward to serving you with the best quality in every project.

CNS Double Head Precision Cutting Saw for Aluminum Profile
Professional for cutting aluminum profiles in angle 45° and 90°. This machine adopts magnetic scale measurement, digital measurement display, high accuracy positioning.

CNS Corner Connector Cutting Saw for Aluminum Win-door
1. Professional for cutting aluminum corner connector in angle 90°. 2. It adopts PLC control equipment operation. 3. It can cut two pieces of corner connectors at the same time.

Production Line for Welding, Corner Cleaning
The product line is composed of welding unit, transportation unit and corner cleaning unit, it can complete the welding, conveying, corner cleaning of uPVC window and door.

End Milling Machine for Aluminum and UPVC profile
Professional for milling the end of aluminum alloy and uPVC profile in any angle between 35°and 90°. The milling tools can be customized according to the profile section drawings. The Max. milling height is 90mm. The Max. milling depth is 60mm. The Max. milling width is 150mm.