Welcome To CMTI

CMTI is an R & D organization focusing its efforts mainly on harnessing know-how in the manufacturing technology sector to practical purposes and assisting technological growth in the country. CMTI has the role of being a Catalyst and a Key Player in manufacturing technology growth in the country

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  • CNC Keystone Piston Ring Grinding Machine (GKPR-CNC)

CNC Keystone Piston Ring Grinding Machine (GKPR-CNC)

Salient Features:

  • Max. Work-piece dia. : 200mm
  • Max OD of magnetic Chuck : 200 mm


  • Max. work-piece dia : 200 mm
  • Max. O.D.of Magnetic chuck : 200 mm
  • Wheel head table stroke max : 480 mm
  • Work head swivelling angle : +/-15deg
  • Work spindle speed : 200 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 materials commonly used such as Ferrous & non ferrous materials etc. Standard components like Motor, Electrical control elements, Bearings, O-Rings, Circlips, Fasteners, ballscrews, Poly V belts etc.,

Major Plant Equipment and Machines required:

  • Fabrication facility, Work handling facilities & Assembly toolings.
  • General purpose manufacturing workshop equipments like, Turning, Drilling, Boring, Milling, Grinding Machine, Standard pipe bending machine and other.

Techno economics:

GKPR-CNC is special purpose machine used for specific applications and does not require techno-economic study

Technology Package

Design & Drawings, Technical documents, Bill of Materials