UND

Know-how(s)

• Mecanichal bevelling
• Dimensional control
• Cylinder grinding
• Mechanical pickling (bead blasting)
• Mechanical pickling (polishing)
• Mechanical pickling (lapping)
• Mechanical stripping (sandblasting)
• Mechanical pickling (tribofinishing)
• Free-cutting < Ø3 mm
• Free-cutting >10 000 parts
• Free-cutting >100 000 parts
• Free-cutting >50 000 parts
• Free-cutting from 10 to 1000 parts
• Free-cutting from 1001 to 10 000 pièces
• Free-cutting from Ø10 mm to Ø20 mm
• Free-cutting: from cutting thickness Ø20 mm to Ø32 mm
• Free-cutting from Ø3 mm à Ø10 mm
• Free-cutting from Ø32 mm to Ø60 mm
• Free-cutting: from cutting thickness > to 2 mm à 50 mm
• Free-cutting: from cutting thickness 0,2 to 2 mm
• Prototypical and unit free-cutting < 10 parts)
• Degreasing / Cleaning / Washing
• Diamond plating
• Deburring / Emerging / Grinding
• Brilliant deburring
• Technical deburring
• Tribo-finishing deburring
• Manufacturer of luxury items
• Manufacturing of medical devices (class 1)
• Manufacturing of medical devices (class 2)
• Manufacturing of medical devices (class 3)
• Manufacturing of implantable medical devices
• Manufacturing of non implantable medical devices
• Threading
• Metrology with contact (rolling) - Internal use
• Contactless metrology (vision probe, optical sensor, laser scanner) – Internal use
• Micro-rectification cylindrique
• Micro-rectification plane
• Microblasting
• Ultrasonic cleaning
• Poli miroir
• Polishing
• Polishing (grinding)
• Barrel polishing (tribofinishing)
• Manual polishing (brushing / satin finishing)
• Centerless grinding
• External cynlindrical grinding
• Internal cylindrical grinding
• Surface grinding
• Tapping

Destination industries

• Aeronautics
• Arms and defence industries
• Connectors
• Industry
• Luxury
• Medical

UND is an industrial company specialising in a number of processes, including bar turning, machining, grinding and polishing of complex parts, from all materials such as stainless steel, aluminium and brass. Thanks to rigorous management of our stocks of raw materials and finished products, as well as secure optimisation of our equipment, we offer great flexibility to meet the requirements of sectors such as aeronautics, space, defence, medical, connectors and luxury goods. France's internationally-recognised expertise in precision turning enables us to support you in carrying out a wide range of projects in the precision industry. With over 50 years' experience, our company is a key partner in your precision turning and polishing projects. We deliver throughout France and internationally. Our specialist workshops, located near Besançon, handle the finishing of finished or semi-finished parts after our precision screw-machining operations. With nearly 7,000 m² spread over 7 production and storage sites, and a team of nearly 100 employees, UND can meet your needs with EN 9100, ISO 9001 and ISO 13485 certification.