Welcome To CMTI

The Central Manufacturing Technology Institute (CMTI) being a National Research and Development organization stands as a pioneering force, dedicated to shaping the manufacturing landscape through its unwavering focus on science, technology, and innovation. By driving the development of new technologies, catering to customer needs, providing valuable services, and fostering an environment of advanced technology intervention, CMTI solidifies its position as a catalyst for growth, progress, and excellence in the manufacturing industry.

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  • Centerless Bar Turning Machine (TBC-36)

Centerless Bar Turning Machine (TBC-36)

Salient Features:

  • Bar peeling operation on hard materials like Titanium alloy/Super- alloy/ special alloys
  • Rough and finish turning in one pass


  • Diameter of Black Bar    : 12 – 38 mm
  • Bar Length                        : 2000 – 4000 mm
  • Depth of cut                    : 0.5 mm to 2.5 mm
  • Tolerance of the Turned Bar : ISO h9
  • Ovality on Turned Bar      : 0.020 mm or less
  • Surface finish on Turned Bar : 0.8 μ
  • Spindle Speeds                    :  200 to 1000 rpm

Work piece accuracies:

Level of Development:

Machine developed, tested & supplied to customer

Status of Commercialization:

Ready for Technology Transfer

Major Raw materials Utilised:

  • Standard materials commonly used such as various categories of steels, rubber, ph. bronze,Ferrous & non ferrous etc.
  • Standard components includes Motor, Electrical control elements, Bearings,O- Rings, Circlips,Fasteners, bellows, Slideway liner material etc.

Major Plant Equipment and Machines required:

  • Fabrication facility, Work handling facilities & Assembly toolings.
  • General purpose manufacturing workshop equipments like, Turning, Drilling, Boring, Milling,and other.

Techno economics:

  • TBC-36 is special purpose machine used for specific applications and does not require techno-economic study

Technology Package

• Design & Drawings, Technical documents, Bill of Materials