# Primetech > Primetech is an ISO 9001:2015 certified manufacturer of steam jet ejectors, direct steam injection (DSI) systems, air ejectors, gas ejectors and jet cookers, established in 2005 in Chennai, Tamil Nadu, India. The company designs, manufactures and tests industrial vacuum and process heating equipment for the chemical, petroleum refining, power, pharmaceutical, food, fertiliser, marine and pulp & paper industries. Key facts: single to four stage steam jet ejectors covering 400 down to 0.5 Torr absolute; DSI heating packages in skid mounted and tank mounted forms with near-100% thermal efficiency; materials include carbon steel, stainless steel 304/316 and special alloys; clients across India, the UAE, Argentina and other countries. Contact: sales@primetechejectors.com, +91 44 2616 0866. ## Products - [Steam Jet Ejectors](https://primetechsteamsystems.com/steam-ejectors.html): Single, two, three and four stage ejector systems for vacuum from 400 to 0.5 Torr, plus steam-and-water hybrid systems - [Direct Steam Injection](https://primetechsteamsystems.com/direct-steam-injection.html): Skid mounted and tank mounted DSI heating systems and jet cookers with PLC control - [Air & Gas Ejectors](https://primetechsteamsystems.com/air-gas-ejectors.html): Compressed-air driven priming and ventilation ejectors, gas jet and venturi ejectors ## Applications - [Ejector Applications](https://primetechsteamsystems.com/applications-ejectors.html): Vacuum applications across refinery, chemical, power, pharma, edible oil, food, fertiliser and marine industries - [DSI Applications](https://primetechsteamsystems.com/applications-dsi.html): Process heating across pulp & paper, pharma, chemical, food, sugar, water treatment, textile and oil & gas ## Company - [About Primetech](https://primetechsteamsystems.com/about.html): Company history, certifications and manufacturing capability - [Track Record](https://primetechsteamsystems.com/track-record.html): Client references, project deliveries and certificates - [Contact](https://primetechsteamsystems.com/contact.html): Technical enquiry form, phone and address ## Optional - [Privacy Policy](https://primetechsteamsystems.com/privacy-policy.html) - [Terms of Service](https://primetechsteamsystems.com/terms.html) - [Editorial Policy](https://primetechsteamsystems.com/editorial-policy.html)