CHEMIST – POWDER COATING INDUSTRY

Location: Coimbatore – Varapatti / Karumathampatti Belt
Experience: 2–6 Years in Powder Coating / Paint Industry
Qualification: B.Sc / M.Sc Chemistry / B.Tech Chemical / Paint Technology

JOB SUMMARY

We are looking for an experienced Chemist – Powder Coating to manage powder coating quality, pre-treatment chemistry, process parameters, laboratory testing, and current shade development. The candidate should ensure excellent adhesion, finish, colour consistency, and corrosion resistance as per customer specifications.

KEY RESPONSIBILITIES
Powder Coating Process & Control
Monitor powder coating parameters such as DFT, curing temperature (180–200°C), oven profiling, booth voltage (60–90 KV), and powder flow.
Monitor powder inventory, recovery rate, first-pass yield, and powder consumption per sq.m.
Ensure consistent coating quality and process efficiency.
Pre-Treatment Chemistry
Control 7-tank / 9-tank pre-treatment processes.
Handle Degreasing, De-rusting, Activation, Phosphating (Zinc / Iron phosphate), and Passivation.




Perform daily titration and analysis of total acid, free acid, pH, concentration, and temperature.
Maintain chemical dosing and monitoring records.
Quality Testing & Laboratory
Conduct DFT, Gloss, Pencil Hardness, Cross-cut Adhesion, Salt Spray Test (SST), Impact, Bend, and Colour Matching / Delta E tests.
Handle incoming powder testing and batch approval.
Coordinate with powder and chemical suppliers.
Shade Development & Troubleshooting
Develop recent RAL shades and textures such as Matt, Structure, and Metallic.
Troubleshoot coating defects including:
Orange Peel
Pinholes
Cratering
Poor Coverage
Colour Variation
Low Gloss
Rust Bleeding
Implement CAPA for coating-related complaints.
Documentation & EHS
Maintain ISO 9001 / IMS documentation, test reports, titration charts, oven charts, and SST records.
Ensure proper chemical handling, PPE compliance, MSDS main

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