Industrial Powder Coating
7-Tank Pre-Treatment Powder Coating: Three Ovens, Two Booths, One Controlled Finishing System
Expertise and Experience
Aero Enterprises Unit I Vasai Phata operates a full industrial powder coat finishing system built around a 7-tank chemical pre-treatment line, two electrostatic spray booths, and three thermostatically controlled curing ovens ranging from 4x5x6 ft to 4x10x10 ft. The largest oven is crane-operated and tank-fed, handling oversized structural assemblies, large enclosure panels, and fabricated frames that cannot be processed through standard batch finishing systems. This finishing infrastructure is not a secondary service bolted onto a fabrication shop. It is an integrated production stage at Unit I where every component that goes through stamping, bending, and welding on the same floor exits with a verified, dimensionally consistent, adhesion-tested powder coat finish. No subcontracting. No batch handoff to an external coater. No coating quality variables outside Aero Enterprises' direct process control.
Why Our Process Wins
Powder coat failure in the field is almost never a powder quality problem. It is a surface preparation failure. A coating applied over inadequately degreased steel, insufficient phosphate conversion, or an unchecked pre-treatment tank concentration will pass visual inspection on day one and delaminate at 12 months. At Aero Enterprises Unit I, the 7-tank pre-treatment line is the non-negotiable first stage of every coating job. Tank chemical concentrations are checked and adjusted daily. Pre-treatment sequence cannot be bypassed or shortened regardless of production schedule pressure. The Class 5B cross-hatch adhesion compliance result that every batch achieves is a direct output of the pre-treatment discipline, not the powder brand or the spray booth.
Machinery at Unit I Vasai Phata
7-Tank Chemical Pre-Treatment Line, 2 x Electrostatic Powder Spray Booths, Oven 1 (4x5x6 ft), Oven 2 (4x8x4 ft), Oven 3 (4x10x10 ft — Crane-Operated and Tank-Fed). All ovens thermostatically controlled with temperature data logging at Unit I Vasai Phata.
Full Machinery InventoryCore Capabilities
Verification Protocol
Daily pre-treatment tank concentration check and adjustment before production begins. Degreaser concentration, phosphate bath concentration, and rinse water conductivity are measured and corrected to specification every morning. No batch enters the coating line on an out-of-specification tank.
DFT (Dry Film Thickness) measurement using calibrated digital magnetic thickness gauge on every production batch. Minimum 10 measurement points per component covering flat faces, inside bend radii, punched hole edges, and recessed features. Batches failing minimum 50 microns on bend radii or hole bores are stripped and recoated before dispatch.
Cross-hatch adhesion test (ISO 2409) on sample components from every batch. Class 5B result required before batch dispatch is approved. Any result below Class 5B triggers a pre-treatment investigation before the batch is recoated.
Curing temperature curve monitoring using oven data logger to verify that the component metal temperature reaches and holds the specified cure temperature for the full dwell time required for complete polyester crosslinking. Under-cured powder coat passes visual inspection but fails adhesion and impact resistance in service.
Impact resistance test on batch samples using a falling weight impact tester to verify that the cured coating does not crack or delaminate under mechanical impact. Relevant for components subject to handling, installation, and vibration loads in service.
Colour and gloss conformity check against a calibrated reference panel for every batch. Colour variation between delivery batches is a visible assembly problem for clients producing finished products from multiple Aero Enterprises powder coat batches. Reference panel matching is performed before batch approval, not by the client at goods inward.
Source Material at Unit II
36 Years of Fabrication Experience
ISO 9001:2015 certified. JSW and TATA primary mill partner. Serving LED lighting, tracker OEM, automotive, furniture, and stationery sectors.
Unit I Capability
Machinery Deployment: 7-Tank Chemical Pre-Treatment Line, 2 x Electrostatic Powder Spray Booths, Oven 1 (4x5x6 ft), Oven 2 (4x8x4 ft), Oven 3 (4x10x10 ft — Crane-Operated and Tank-Fed). All ovens thermostatically controlled with temperature data logging at Unit I Vasai Phata.. Managed within our primary production hub in Vasai Phata.
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Mill-Certified Steel Supply at Unit II Dhumal Nagar
The Engineering Guide to sheet metal for fabrication hr vs cr which to use
Master the technical variables and procurement standards for Industrial Powder Coating with our engineering team's comprehensive guide.
Aero Enterprises Production Infrastructure
20 Power Presses · 3000W Fiber Laser · 7-Tank Powder Coat · ISO 9001:2015