Sunaina Engineering Industries

Laxman Vihar, Gurugram, Haryana

We made a strong entry into the engineering industry with the manufacturing of a huge variety of industrial castings from standardized materials. We rely on our unrivaled abilities to deliver perfectly cast products to our clients which are strictly in compliance with the international manufacturing norms. The range of industrial castings offered by us comprises of as cast & fully machined castings.

Our organization specialize in repairing  and rebuilding of engineering   equipment’s  used in pipelines, i.e, Valve, Pump and Mechanical presses.
To achieve a good quality in refurbishment we have all kinds of workshop as well as testing facilities.
Our factory trained technicians diagnose the exact problem especially occurred at site like leakage, failures, noises and vibration in the product.
In case of repairing and rebuilding we do provide warranty for replacement of items and ensures hundred  percent  workability.
Checking and dismantling are done in our workshop and later testing carried out to ascertain performance, validity.
We have the capability of repairing of  valves of all types ranges from 2” to 24” bore diameter. Industrial Valves like Ball Valves, Globe Valves, Gate Valves, Butterfly Valve, Non Return Valve, Needle Valve, Safety Valve, Relief Valves, Diaphragm Valves, Control Valves, etc. We provide complete valve repairing services for valves of Any Size, Age, Type, Make, Rating, MOC, Temp etc.
Also repairs  any make of  Power Cylinders, actuators , gearbox, manual hand wheel system, valve  interlock  systems.

We repairs all brands of Valve, Actuators& Gearbox :

• Knife edge valve

• Dampers
• Isolation Valve   
• Butterfly valves
• Material Handling Valve
• Dome valve
• Pneumatic Control valves   
• Safety / Pressure Relief valves   
• High Pressure Manual valves       
• Pressure / Vacuum valves   
• Check valves / gate valve
• Flush Bottom / Vessel Discharge valve
• Any make of  Power  Cylinders ,   actuators , gearbox, manual hand wheel system, interlock  system.

We offer inflatable silicon, neoprene & food quality rubber seal with reinforcement for butterfly valve and inflatable seal insert for dome valve, diaphragram type non return valve (NRV) and others. These are used in dense phase or pressure pneumatic conveying for fly ash handling system in coal fired boilers in power plant.

Slide Gate valves are typically used as maintenance discharge valves for bins or silos.These valve are dust proof but they are designed to be used in application without pressure or under pressure. Slide gate valves are simple and compact in design, robust in structure, excellence in technology and are easy to install. The slide plate can be actuated by manual, pneumatic, electric or hydraulic means. The slide plate is supported by frictionless rollers to allow for easy actuation.

SIZE RANGE:UP TO - 48 OR 1200 MM (SQUARE & ROUND PORT) AND ABOVE ON REQUEST

Wild rang of material available for different & typical applications.

We offer inflatable silicon, neoprene & food quality rubber seal with reinforcement for butterfly valve. These are used in dense phase or pressure pneumatic conveying for fly ash handling system in coal fired boilers in power plant

Sleeve coupling are used to joint to pipes .they are type of flexible joint. Used in ash transporting pipe line . mostly MILD steel or IS 2062 and cast steel material usedin coupling. Coupling seal I are available in verity of rubbers as per working conditions Sizes - 100 NB to 400 NB Standards - IS/BS

We offer premium quality Flow pads combine aeration and vibration and are suitable for material flow applications. Their design creates vibration as the air flows between the pads boot and the hopper wall. This provides an effective flow aid for all types of dry products. Flow pads do not require a specific air pressure for operation.

Alloy cast iron bands and fitting are mostly user in ash handling systems. they are manly two types of 2 D & 3D. working life of 3d types fitting is more then 2D. bothare available in lot of verity of MOC & hardness. Fitting are easily manufacture as per costume to meet his requirement requirements.

Fittings-90 Bend, 45 Bend, Laterals, Tee joints etc. Sizes- 50 NB to 300 NB

Dome Valve seals.Valve sealsCylinder sealsPneumatic cylinder rubber seals siFlange gasketSleeve coupling gasketOil seals, wipersO ring, cords, Rubber lining pipe fittings

MATERIALS OPTIONS:Silicon Viton NeopreneEPDM Food quality for hygienic applicationsGum Rubber Natural rubber Nitril

With fast manufacturing of prototypes and small series, we offer you the possibility to shorten your development process. We can confidently provide the complete solution for all your prototyping needs. We can help find a solution to get your parts from development stage through to production in the quickest most efficient way whilst still to the highest quality. The precision casting process is suitable for the production of metal prototypes with a similar quality like die cast components or as well for thin-walled components. In order to most effectively validate your creation, pay close attention to these three key elements: functionality, manufacturability and viability. This will ensure the best results and help you to develop further. Adjustments in design, materials, size, shape, assembly, color, manufacturability and strength can be made following the results of your engineering prototype testing and analysis. Technologies frequently used for prototype CNC Machining, Sand Casting, vaccum casting, 3D printer etc. Growing number of clients are taking advantage of our full range of reverse engineering expertise which extends much further than simply the production of the pattern to include the actual casting, machining and shipping. The turnkey solution has also proved to be extremely attractive to clients in the prototype stage and by working closely together from the initial stage of design, our experts are able to save cost, avoid over engineering and ultimately reducing lead time from prototype to production. Our experience allows us to take on all stages of product and tooling development. We can take a napkin sketch and turn it into a production reality, or aid in recommendations for mold-ability and ease of manufacturing. Prototypes up to small batch or low volume by casting technology.We offers following types of prototype services to aid in the process of proper fit and function before finalizing your design and beginning the tooling phase. 1.CON

The company has the full capability with sufficient support and infrastructure to manufacture new products as per the needs of customer. In addition to mainstream products the company has an in-built infrastructure to undertake development of products for engineering applicability with forging, casting, die casting based ferrous and non-ferrous materials, & other engineering items. we also produce a wide range of finished products for a wide variety of customers

Ash Conditioner is used in many industries primarily for pollution control application. The Ash Conditioners are made of abrasion-resistant bolt-on paddles which insuremaximum wear life. The Ash Conditioner is fabricated from steel plate with a rigid base frame with a removable cover plate that provides easy access to internal section.It also houses anti-friction roller bearing support shafts and split type bearing that has dust seals. Ash Conditioners are highly useful in thermal power plants, andsponge iron industry, as they return the recovered dust to the process in a closed circuit. The conditioner effectively blends dust recovered from such equipment aselectrostatic precipitators, mechanical collators, ash silos and bag houses thus allowing transport without the particulate matter escaping into the air.

We offer a range of steam turbine drivers, engineered to meet specific requirements to the industry. Combining engineering expertise, rugged designs and precision manufacturing, SEI steam turbines are built to perform and endure years of continuous service. These powerful workhorses provide exceptional value and performance in a broad range of processing, mechanical and power generation applications, our range covers from 30 kW to 3000 kW. Single stage steam turbine We offer Steam Turbines to our own design for various applications, mechanical and power generation for Process Industries. Each engineered with state of art design and materials using a modular form of construction. This enables standard service on proven components to be assembled in various configurations to meet particular needs. Power up-to 3000 kW in four standard frames; wide selection to fit into Combined Heat & Power (CHP) scheme for attractive pay back. Horizontal Turbines, rotor in-between bearings, vertical & overhung construction. Horizontal Turbines with rotor in-between bearings are centerline supported highly compact and are available in latest design conforming to "American Petroleum Institute" Standard API 611 and also to other standard. Live steam conditions up-to 67 kg/cmg, 510C. Exhaust/ Back pressure up-to 12.0 kg/cmg.Custom-built Turbines easily adaptable to Retrofitting or Replacement of old turbines with minimum modification. Multi Stage steam turbine. We offer a range of turbine generator (TG) sets for on-site power energy in sizes from 750 kW to 3000 kW. Our reliable turbine generator sets feature rugged designs and produce power for process industries. Our custom-designed turbine generators can be direct-drive or geared on max. live steam of 63 kg/cmg, 510C & exhaust of 12 kg/cmg

A growing number of clients are taking advantage of our full range of reverse engineering expertise which extends much further than simply the production of the pattern to include the actual casting, machining and shipping. The turnkey solution has also proved to be extremely attractive to clients in the prototype stage and by working closely together from the initial stage of design, our experts are able to save cost, avoid over engineering and ultimately reducing lead time from prototype to production.

We are offering best quality of die and moulde springs as per (equivalent to ISO 10234 & JIS B 5012) for press tools & moulds. WHATS IS SPRING A spring is an elastic member which store energy and provides a force over a distance by elastic compression. Spring have ability to withstand relatively large compressions elastically. Today springs find tremendous applications in engineering and other areas, which makes wide variety of springs both in size and shapes. Springs are mainly used for following functions. To cushion, absorb or springs or control the energy either due to shock or vibration as in railway wagons, automobiles, shock absorbers, press tools etc. To exert a force as in spring loaded safety valve, clutches etc. To support moving masses or to isolate vibrations. To store energy, - that way spring find use in clocks, toys, machines etc. Springs are classified according to their shapes and type of stress they have to withstand. Following are main types of springs, Compression Springs. Tension Springs. Spiral Spring. Disc Spring. Spring rings and bars In this catalogue we are mainly provided details of compression springs used for following applications. Press tool dies for sheet metal working. Moulds for plastic injection moulding. Jigs, Fixtures and machine tools

we are manufacturing & supplying for boat gimbal ring and gimbal ring assemble.gimbal ring is the use in transmission unit of boat. we are also manufacturing as per client drawing specification or sample using variety of superior material.For more information kindly mail us at ;- sales@sei-india.com

We enjoy a very high reputation of having been associated with leading Global manufacturers and are dealing only in High Quality die spring & Die Mould Accessories.

Steam turbine and refurbishment activities We are engaged steam turbine manufacturing & refurbishment activities. We offers complete repair services, including balancing, re-blading, manufacture and repair of parts, etc. our precision machine shop manufacturing close-tolerance steam turbine and compressor parts.These Turbine Spare Parts are manufactured using high quality raw material. We are experts in re-rating, conversion and modification of steam turbines. The following activities taken by us:Re-blading of turbine rotorsrotor and stator bladesMoving blades & fixed bladesNozzles & diaphragmsWhite metal bearingsMachining of large rotorsLabyrinthRotor Manufacture Repair / Rebuild / Refurbish.Manufacturer of new bearings as per sample and drawing

We offer a range of steam turbine drivers, engineered to meet specific requirements to the industry. Combining engineering expertise, rugged designs and precision manufacturing, SEI steam turbines are built to perform and endure years of continuous service. These powerful workhorses provide exceptional value and performance in a broad range of processing, mechanical and power generation applications, our range covers from 30 kW to 3000 kW. Horizontal Turbines with rotor in-between bearings are centerline supported highly compact and are available in latest design conforming to American Petroleum Institute Standard API 611 and also to other standard.

We are offering best quality of Tool room accessories. They are manufactured from high carbon alloy steel & heat treated to provide long life accuracy.

We are involved in manufacturing and supplying a quality range of Booster Seal. These seals find applications in various industries like Thermal Power Plant. Widely appreciated for high tensile strength and dimensional accuracy, these can obtain in customized solutions as per customer's requirements.

Belt conveyor Idler & roller are used to support the conveyor belt and installed on the groove-shape frame, groove-shape forward inclined idler frames and transition idler frames.Our idlers and rollers are topped off with labyrinth seals to make them waterproof and dustproof. For diameter range from 76mm to 219mm, for belt ranges between450mm to 2500mm in width. which are used in the steel industry, harbor, coal industry, power industry, cement industry, etc

Belt conveyor may also be called adhesive tape conveyor, the conveyor is composed of driving device, frame, pulley, roller, tightening device, safety device, belt, etc.And the belt conveyor we manufacture has the excellent feature of great ability of transportation, simple structure, convenient maintenance, componentsstandardization, etc. The belt conveyor can be used in mine, coal industry for transporting bulk materials or combined materials. Applications: Used in the steelindustry, harbor, coal industry, power industry, cements industry, and more.

We have the capabilities to produce fabrications for any type of industry including all standard types of finish including painting, galvanizing, plating and plastic coating.We fully understand that the cost and 'fit for purpose' of all products is vitally important to any customer, and our experienced team produces work that ensures anycustomers satisfaction. we are dedicated to production of structure steel , mild steel, stainless steel, pipe work, stainless steel furnace and general stainless steel &carbon fabrications all to the highest possible quality at a competitive price and delivered on time, every time. We understand that in order to succeed we have toprovide a complete one stop service from engineering and design by our experienced and qualified CAD drawing office, to installation by our highly trained installationteam.

We have the following capabilities:Project ManagementOur welders are capable of welding carbon steel, various alloys of stainless steel and aluminiumFull Service Drafting, including Structural Steel Detailing, Field Engineering and Reverse EngineeringCertified Welding OperationsSand Blasting FacilitiesPainting and Priming Facilities

Mould Clamping on plastic injection moulding & presure die casting machine. Supplied complete with T-Bolt or Stud and Nut etc.

Jet Pumps are designed for bottom ash, mill rejects, pyrites and other low capacity applications. The water powered jet pumps transport a mixture of water and solid, granular material through a transport pipeline. Nozzles are made of stainless steel or tungsten carbide and are available in different designs to meet system parameter.

For power presses, Injection Moulding machine, Drilling , Boring , Milling machine.peesses supplied complete with T-Bolt, nut etc

Compact design.Self-aligning gland box.316 SS valves for unrivaled corrosion protection.One piece integral cast body, chest and lugs.Full port flow.High flow rates with low pressure drops.Gate guides to support gate.A range of body & gate material options available.Complies with MSS SP-81 face-to-face dimensions.All valves are pressure tested to MSS SP-81.Maintenance friendly.

we are specializes in the manufacture and supply of belt conveyor, Wet scrapper conveyor, screw conveyor, pneumatic dust handling system. Our products are manufactured to the highest engineering standard. All equipment'sundergo rigorous quality control.

We are providing maintenance & repair services to our customers for press tool, plastic mould & all type of jig & fixture.

Cast Basalt is a volcanic rock, which is cast in a similar method to that of cast iron. After annealing, it forms a re-crystallized black ceramic of extreme hardness and abrasion resistance. In addition, it will withstand temperatures of up to 350 Fahrenheit. Linings made of Cast Basalt are proven to last six to ten times longer than steel, cast iron, ni-hard, etc. depending upon impact exposure.

This series dust collector has many advantages, like strong ability and high efficiency of dust removing, low emission concentration, less air leakage rate, low energy and steel consumption, small occupation area, reliable operation, and good economic benefit, etc. And it is mainly used for purifying the dusty gas and recycling materials, widely applied in metallurgy, construction materials, cement, machinery, chemical, electricity, light industries.

Ash Conditioner & Dust Conditioner is used in many industries primarily for pollution control application. The Ash Conditioners are made of abrasion-resistant bolt-on paddles which insure maximum wear life. The Ash Conditioner is fabricated from steel plate with a rigid base frame with a removable cover plate that provides easy access to internal section. It also houses anti-friction roller bearing support shafts and split type bearing that has dust seals. Ash Conditioners are highly useful in thermal power plants, and sponge iron industry, as they return the recovered dust to the process in a closed circuit. The conditioner effectively blends dust recovered from such equipment as electrostatic precipitators, mechanical collators, ash silos and bag houses thus allowing transport without the particulate matter escaping into the air.

We are offering best quality of die and moulde springs as per (equivalent to ISO 10234 & JIS B 5012) for press tools & moulds. WHATS IS SPRING A spring is an elastic member which store energy and provides a force over a distance by elastic compression. Spring have ability to withstand relatively large compressions elastically. Today springs find tremendous applications in engineering and other areas, which makes wide variety of springs both in size and shapes. Springs are mainly used for following functions. To cushion, absorb or springs or control the energy either due to shock or vibration as in railway wagons, automobiles, shock absorbers, press tools etc. To exert a force as in spring loaded safety valve, clutches etc. To support moving masses or to isolate vibrations. To store energy, - that way spring find use in clocks, toys, machines etc. Springs are classified according to their shapes and type of stress they have to withstand. Following are main types of springs, Compression Springs. Tension Springs. Spiral Spring. Disc Spring. Spring rings and bars In this catalogue we are mainly provided details of compression springs used for following applications. Press tool dies for sheet metal working. Moulds for plastic injection moulding. Jigs, Fixtures and machine tools