"Manufacturing, Reconditioning, Dynamic Balancing, Metallizing Facility"
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Mobile Coal Samplig Equipment
Rotary Vane Assembly & Body Liners
Special Purpose machines
Repairs / Rebuilding / Reconditioning
Industrial Fabrication
Heavy Engineering
Import Substitute Item
ID - PA - Exhauster
Pump - Impeller - Valver

(M/S NuMAC, Nagpur receiving the national award for “Rotary Vane Assembly & Body Liners” and “Mobile Coal Sampling Equipment” at the hands of Dr. A.P.J Abdul Kalam on The Technology Day, 11th May 2011, The Technology Day, at Vigyan Bhawan, New Delhi.)


As stated earlier NUMAC, has been specialized in Manufacturing of Mobile Coal Sampling Equipment, Rotary Vane Assembly, Dynamic Balancing, Heavy engineering, rebuilding and reconditioning of machines, Industrial Fabrications, Polymer coatings, manufacturing of Special Purpose Machines, Import substitute items and precision parts are some of the executed jobs which isolates NUMAC in real sense. We have manufactured import substitute parts like Wiper Rings, pump shafts, sealing rings, CEP spares, valve spares, air seals, labyrinth, gland box, repairs like coal mill parts, shafts, impellers, fans, yoke flanges, spider rings etc. following are the works done at NUMAC.


1.Heavy Engineering.
2.Rebuilding and Reconditioning.
3.Industrial Fabrications.
5.Manufacturers of:-
         Special Purpose Machines.
         Import Substitute Items.
6.Dynamic Balancing.

1.Heavy Engineering:
Coal Mill Yoke Flange/Bottom Plate/Spider Ring.
Rotor Crusher Shaft (Manufacturing).
Reconditioning of Bearing Housing of Sheet Rolling Mills. Turbine Liners.
Facility developed for Machining of Plates of 3 m. dia., and jobs about 2 m. dia., 6 m. long, weighing about 15 Tons.
2.Rebuilding and Reconditioning:
PA Fan, ID Fan, Impellers and Shafts, Pump Impellers and Bell Mouth Casings.
Reconditioning of Heavy Duty Rollers Shaft, Kiln support Rollers, Crane Wheels, Loco Wheels, etc.
Reconditioning of Bearing Housing of Sheet Rolling Mills.
3.Industrial Fabrications:
On Line Condenser Tube Cleaning System (Ball Separator). Vibrating Screen, Conveyor Belt Return Roller, Compact Drives, Tram Car Bucket, Hopper Grill.
Metalizing of all types of Alloys. Metalizing Brass, Stainless Steel Impellers, Vacuum Pumps Impellers, ID Fan Blades, Boiler Tubes, etc. Ceramic coated parts for Pump Sleeves, Clinker Grinder Sleeves, etc.
5.Manufacturers of Special Purpose Machines:
For In situ machining of T-Slot inTurbine Casing. For In situ machining of Yoke Table of Coalmills.
For In situ machining of Valve Seat
Rebuilding and In situ machining of XRP Coal Mill Hub and Yoke Flanges.
In situ machining of Turbine Rotor thrust area.
In situ machining of Rotary Air Heater Shaft of Thermal Power Station
6.Manufacturers of import substitute items:
Development of Turbine Spares like Labyrinth, Carriers, Sealing Rings, Wiper Rings, Stellite Strips, etc.
Control Valve Spares : Valve Stems, Cages, Stelliting of Seat.
Manufacturing of On line Condenser Tube Cleaning Systems (Ball Separator).
7.Dynamic Balancing:
In-house dynamic balancing of jobs (shafts, rotors, impellers) weighing from 25kg to 30 tons is done.
We have been doing balancing of ID, PA, FD fan shafts & impellers, turbine rotors as well as pump impellers.
We have also been doing dynamic balancing of jobs up to 3.5 M diameter and 5M length which includes single as well as two-plane balancing.
We have also been doing dynamic balancing of jobs up to 3.5 M diameter and 5M length which includes single as well as two-plane balancing.
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