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

  • Home
  • Screw Elements of Twin Screw Mixer / Extruders

Screw Elements of Twin Screw Mixer / Extruders

Salient Features:

Two Lobed Profile. Co-rotating, self wiping and intermeshing type.
Elements comprising of forward conveying, reverse conveying, degassing element, flat kneading paddles, helical kneading paddles.
Each element comprises of Internal Spline for torque transmission and for easy assembly.


Element major dia. : 73.2 mm
Element minor dia. :  38 mm
Centre Distance : 57.1 mm
Clearance b/w elements : 1.5 mm

Work piece accuracies:

Level of Development:


Status of Commercialization:

Ready for Technology Transfer

Major Raw materials Utilised:

Standard common engineering materials

Major Plant Equipment and Machines required:

General purpose manufacturing facilities like Lathe, Milling, Grinding, EDM, etc.

Techno economics:

Its an indigenous product, highly competitive with imported machine
Potential exists for homogenous mixing of ingredients for varied industries such as Food, Pharmaceutical, Polymer, Space, etc. Its an indigenous product highly competitive with imported machine

Technology Package

Know how for Manufacture of screw elements


Continuous mixing of chemical ingredients (powders & liquids) for achieving high level of homogeneity up to a viscosity of 100000 poise