( An autonomous R&D Institute under the Ministry of Heavy Industries, Govt. of India )

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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.

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.

Special Purpose Machines

S. No.	Name & Specifications	Photo
1	High Speed Shuttleless Rapier Loom (LR-450) Reed Width : 220 cm Shedding: 20 Frame Electronic Rotary Dobby Speed(max): 450 r.p.m (picks/min) Guided Flexible Gripper/Rapier System Single motor for Primary & Pick finding motions Electronic Let-off & Take-up System PLC Based Control System with touch screen HMI
2	Single Head Centreless Bar Turning Machine (TBC – 36) 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
3	Twin Head Centre-less Bar Turning Machine (TBCDH – 36) 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
4	Diamond Turning Machine CNC Diamond Turning Machine is meant for generating complex profiles and mirror like surface finish on non-ferrous components using diamond as turning tool. The speciality of this machine are the indigenously developed air bearing spindle and hydrostatic slideways which impart the ultra-precision in machined surfaces
5	Multi Gauging System The multi-gauging system was designed & developed for automated measurement of various parameters such as ID, OD, internal thread, form errors and other dimensions for specific components. It offers a computer controlled inspection system with simultaneous gauging of required parameters at a rate fast enough to cope with the rate of production of components.
6	Centre less Grinding Machine (GN-3050) Workpiece dia: Ø8.5 mm to Ø150mm Grinding wheel Ø610 mm, width: 508 mm Regulating wheel Ø355.6mm, width: 508mm Lower Slide travel: 175 mm Upper slide travel: 226 mm
7	Engraving Machine Centre height: 180 mm Distance between centres (max): 1075 No. of engraving spindles: 6 Pitch between spindles (min): 125 Engraving spindle Power: 0.6 kW Spindle speed (VFD): 10000 to 50000 rpm Engraving area per spindle: 200 x 200 Milling Spindle: Power; 0.6 kW Speed range (VFD): 10000 to 50000 Approx. net weight: 2000 kg
8	Goliath Facing & Taper Boring Machine Turning Range: 2000 mm to 3200 mm Speed of the Swivel arm:4 – 20 rpm Face slide traverse (radial): 300 mm Boring slide traverse (axial): 125 mm Swivel angle range: +/- 30 degrees Feed Facing: 0.1 – 0.5 mm/rev Boring: 0.1 – 0.5 mm/rev
9	CNC Piston Ring Finish Turning and Grooving Machine Machining range OD (Min) : 70 mm OD (Max): 160 mm Chucking width (Max.): 25.4 mm Spindle Speeds (step-less): 100 to 400rpm Motor: AC 7.5 kW (10 HP)
10	Facing and Boring Machine (FB-50) Facing range : Ø200mm to Ø900mm Boring range : Ø130mm to Ø500mm Facing spindle Speed: 10 – 30 rpm Boring spindle speed: 10 – 90 rpm Face slide travel : 250 mm Vertical movement of Tool slide: 50 mm Boring spindle traverse: 650 mm
11	Line Boring Machine (LBM) अनुमेय बोरिंग व्यास: Ø650 मिमी से Ø740 मिमी अनुमेय फेसिंग व्यास: Ø500 मिमी से Ø900 मिमी अधिकतम काटने की गहराई: बोरिंग 3 मिमी, 2 मिमी बोरिंग बार व्यास: 360 मिमी गति रेंज: 6.3, 9, 12.5, 16 आरपीएम क्विल फीड: 150 मिमी
12	CNC Keystone Piston Ring Grinding Machine (GKPR-CNC) वर्क-पीस व्यास: 200 मिमी चुंबकीय चक की ओडी: 200 मिमी व्हील हेड टेबल स्ट्रोक अधिकतम: 480 मिमी काम हैड के घूमने कोण: ± 15deg वर्क स्पिंडल की गति: 200 आरपीएम
13	CNC Vertical Milling Machine This is a 3-Axis CNC Vertical Milling Machine with ISO 40 Taper spindle meant for machining small to medium sized jobs The table moves in X direction, the column in Y direction and spindle head in Z direction. Tool clamping is done automatically by a stack of disc springs where as tool de-clamping is by hydraulics. Two synchronized counter-balancing hydraulic cylinders are used for balancing the weight of Spindle head. AC servomotor with ball screw and metal bellow couplings are used in the feed drive system of all three axes. Centralized Lubrication system is used for lubricating the guideways and ball screw and nut assembly
14	CNC Specimen Cutting Machine This machine is a special purpose 4 axis CNC machining centre This machine is constructed from stainless steel
15	Universal Cylindrical Grinding Machine (UGC-260) Center Distance: 1000 mm Center Height: 130 mm Table traverse speed: 0.05 – 50 mm/min Max traverse 1050 mm • Max swivel: -2 to +8 deg Grinding Wheel: 400 x 50 x 127 mm Spindle Speeds: 1800 to 2400 rpm Quill travel: 25 mm

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