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Bringing forth qualitative and innovative Rotary Valves, Grizzle Hopper, etc.
Know Us

In this modern business world where competition always remains high, we, Sterling Engineering Co., with its in-house manufacturing facility manufactures, trades in and wholesales expert-approved Bag Filter Systems, Rubber Belt Conveyor, SS Roller Conveyor, Grizzle Hopper, Diverter System, Rotary Valves, PVC Belt Conveyor, etc. Seeing the increasing demands of our offerings even at International markets, we have entrenched our roots further and farther globally. We also launched our brand, Sterling, under which we offer all our manufactured equipment at wholesale prices. By dealing in such a quality-marked line of equipment in the markets of African and Middle East countries, we have earned recognition of a reputed manufacturer, wholesaler and exporter from India.

Our Group Company

We belong to the renowned Air Industries Group, which is a public company and listed on the NY Stock Exchange (NYSE MKT: AIRI). It has been operational since 1979 and has been enjoying close proximity to both the Long Island aerospace community that are acknowledged with the name the Hartford Aerospace Corridor and the Cradle of Aviation. Major OEMs of our parent company are GE, Pratt & Whitney, and Sikorsky Aircraft.

Air Industries Group is famous across the market for manufacturing precision sheet metal assemblies, mechanical assemblies, precision machined components and electronic enclosures.

Apart from us, our group oversees Air Industries Machining Corporation and Nassau Tool Works.

Our Team

We are fortunate to have the assistance of such a team whose members persistently work for accomplishing set goals within the committed time period. To ensure our business always remains competitive in the market, we focus on enhancing the skills and knowledge of our team members by holding training sessions for them. The people who assist us in performing our best are engineers, administrative staff, welders, drillers, grinding machine operators, marketing representatives, quality analysts, etc.

Quality Assurance

In order to become the first choice of major customers of the market, we are following strict quality control practices. Our range is produced from quality examined raw material after ensuring its abidance with industry set norms. Further, our quality testing experts conduct numerous tests on the offered range to ensure high quality of the gamut. Our PVC Belt Conveyor and other equipment are examined on the basis of their efficiency, durability, power consumption and many other traits. Further, we have been able to deliver the best quality because of the following factors:

  • CMM programming
  • Extensive layout experience
  • Certified Operator Inspection Program
  • Programmed on-machine part inspection
  • Association with qualified local suppliers, who complement our machining with Certified Special Processes

Why Us?

Remaining honest to customers for achieving great success in this competitive business domain is of prime importance. This is why we maintain transparency in all our business deals, thereby, earning the loyalty of our customers, investors, vendor and stakeholders. Apart from this, it is the uncompromising quality standards of our Rotary Valves, Bag Filter Systems and other equipment, for which our customers repeatedly buy these from us.

Application Areas

Our Bag Filter Systems, Grizzle Hopper and other equipment find usage in various industries, such as:

  • Ayurvedic industry
  • Brass industry
  • Ceramic tile plants
  • Pharmaceutical industry
  • Plastic industry

  • Tea processing sector
  • Metal powder industry
  • Sesame seed processing
  • Coal handling
  • Rubber reclamation, etc.


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