Case Study

Repair and Refurbishment of Main Oil cooler Waterbox Cover



Client

Major UK refinery.

 

Scope of Work 

The cooler waterbox covers would be considered beyond repair for most companies, without the established refurbishment expertise of Corrocoat. Cracking of the cover was stabilised by performing external metal stitch repairs. The internals were then re-profiled, followed by blasting and coating using a high build vinyl ester coating.

 

Products 

 

Coating System

  • Removed existing coating.
  • Pre machined rebates. Grit blasted internals to ISO 8501-1, Sa2½
  • Carried out metal stitch repair.
  • Coated using Corroglass 600 to a minimum dft of 1.5mm.
  • Post machined. Grit blasted externals to ISO 8501-1, SA21/2.
  • Applied Plasmet ZF, followed by a proprietary topcoat.

 

Coating Credentials 

We have a proven track record within the power industry and also within the sea water environment. The customer needed a quick turn round to minimise downtime, and Corrocoat was able to meet these requirements, alongside a projected design life of 18-20 years. Corroglass is specially manufactured for its resistance to cavitation, erosion and impact whilst in operation under adverse conditions. Corroglass 600 series and the Plasmet range are both used in diverse applications throughout industry.

Damage Cut out - Stitching Detail - Internals Coated

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