Chemseals Engineering Private Limited

Chem Seals Engineering Pvt. Ltd. started in the year 1990 as a Small Scale Industrial Unit for reconditioning Mechanical Seals and Components.

CSE brought concept of reconditioning Mechanical Seals in India to save foreign exchange for nation, as India used to import seals in large quantity in the 1990's.

After proving reconditioning of Mechanical Seals, CSE started manufacturing components by using imported raw material and applying machining, grinding, lapping, capability.

CSE reached to the stage to design and manufacture complete Mechanical Seals according to the service condition and equipment.

CSE has Sales and Service network in India to serve customers with the help of dedicated employed Engineers at different locations, and Distributors / Agents around the globe.

CSE serves our nation and also Europe, United States of America, South East Asia and Middle East countries by supplying complete seals and spares.

CSE aims to become a renowned seal manufacturer with in-house R & D facilities for developing new sealing technologies.

CSE currently manufactures Mechanical Shaft Seals & Components for Rotary Equipments from 0.500" (12 mm) to 6.000" (150mm) shaft size. Special sizes are on request.

CSE also undertakes special purpose mechanical seal development tasks for critical applications on request.

Expertise - Rebuilding of Mechanical Seals

We give your old Mechanical Seal a NEW LIFE at 50% of Cost.

1. Spring Loaded Seals:

• Inspection of old parts for any major deformity.
• Cleaning of parts with ultrasonic machine to remove deposits.
• Parts are checked with magnifying glass or even microscope for crack.
• Grinding of hard faces & Polishing of metal parts.
• Grub screws are replaced with new.
• Changing of pin if deformed.
• Springs are replaced.
• Soft parts are replaced with new parts.
• Lapping and polishing upto 1 –2 Micron Light band.
• Checked under helium-monochromatic light for required flatness.

• Metal Bellow parts are handled with special care during refurbishment.
• Parts are cleaned with specific liquid to remove hydrocarbon or deposits at elevated temperature in ultra sonic machine.
• Seals are checked for puncture by applying hydrostatic pressure with the help of jigs and fixtures. Load testing of moulded metal bellows.
• Helium detector used to diagnose invisible leakage.
• Grinding and polishing of hard faces to required finish.
• Changing of flexible parts, gaskets, grub screws, pins, lugs etc.

Some of our valuable clients are-

• Bongaigaon Refinery & Petrochemicals Ltd.
• Bharat Petroleum Corporation Ltd.
• Hindustan Petroleum Corporation Ltd.
• Indian Oil Corporation Ltd. (Digboi / Gujarat / Guwahati / Haldia / Barauni Refineries & Salaya Mathura Pipeline)
• Oil & Natural Gas Commission
• Oil India Ltd.

• Assam Petrochemicals Ltd.
• Sudarshan Chemical Industries Ltd.
• Gujarat Carbon Industries Ltd.
• Alufluoride Ltd.
• Kanoria Chemicals
• Allied Resins & Chemicals Ltd.

• Vishakhapatnam Steel Plant
• National Thermal Power Corporation

• Lupin Laboratories Ltd.
• Colour-Chem Ltd.
• Unichem Ltd.

• Hindustan Paper Corporation Ltd. (Nagaon Paper Mill)
• Hindustan Paper Corporation Ltd. (Cachar Paper Mill)

• Statfed Vanaspati Plants
• Kusum Products Ltd.
• Gem Refinery (1997) P. Ltd.
• Coca Cola
• Pepsico

• Hindustan Fertilizers Corporation Ltd.
• Zuari Agro Industries Ltd.