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CGL & ITS MAJOR STEPSGalvanizing is a process of imparting a sacrificial zinc coating on the iron or steel surface, thereby protecting the surface from atmosphere. Method of application differs according to the need and availability of measures.The most popular galvanizing method is Hot Dip Galvanizing which is adaptable to almost all types of fabricated and non fabricated items. Flux type Continuous Galvanizing Line is such a kind where iron or steel strips are degreased, pickled and fluxed for surface preparation before dipping into the molten zinc.Major Steps :ALKALINE CLEANING - Removing oil, grease and soil from steel surface is crucial, otherwise dissolution of iron oxide / scale by pickling will be retarded.ACID PICKLING - Ferrous metals have a surface coating of metallic oxide and / or scale which must be removed before zinc coating can be applied successfully. Pickling involves immersing the work in an acid to dissolve the scale or oxide film.FLUXING - Liquid flux is recommended for continuous galvanizing line (C.G.L). It is used directly without any dilution. It has the ability to keep the sheets free from oxides by removing the rust blush prior to dip in the zinc bath. It also improves the zinc – iron adhesion in the galvanizing process.PASSIVATION - Chromate conversion coating chemical is applied on galvanized iron and zinc –aluminum surfaces. It imparts excellent corrosion resistive coating that protects the underlying surface from weathering.In case of nonox lines no fluxing is required. Further, depending on the sheet condition, acid pickling stage may also be omitted.
Based in Kolkata, West Bengal (India), Salts and Chemicals Private Ltd is an innovative, industry leading chemical technology expert serving global environmental, municipal and industrial procedure markets. We are working closely with different industries that we combine with the world class technical proficiency with advanced treatment technologies to create sensible solutions to resolve complex problems.
We are proficiently deals in Water Treatment Chemicals, Metal Surface Treatment Chemicals, Heat Treatment Chemicals, Galvanized Coating Chemicals and Electroplating Chemicals, etc. Our advanced, scientifically designed range of speciality chemicals includes water treatment chemicals for cooling systems, steam boilers, and closed circuits; wastewater and sewage treatment chemicals, advanced polymers, high performance industrial cleaning and janitorial chemicals, state-of-the-art solid chemicals, eco-friendly biological designs as well.
Through our regular commitment to research and product development activities, investment in innovation, world class technical proficiency, quality and the setting we are able to deliver noteworthy competitive benefits to the across a wide range of industrial, healthcare, commercial, municipal, governmental and non-profit areas globally worldwide. The delivery is made as per the requirements of the clients.
Established in the year 1977, Salts and Chemicals Private Ltd is owned and managed by Mr. A.K. Das (CEO). His experience and practice in the market has helped us to gain great fame in the market. Our customer services are readily available for you.
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