Once the equipment is too blocked for our descaling chemicals to circulate, the equipment needs to be taken out of production, oil drained and the oil cooler sent to our workshop for intensive cleaning or tube bundle replacement. Even worse - Complete unit replacement!

Before

After

This heat exchanger was cleaned out using the following steps:
    Step 1 - Removed oil cooler collected from customers factory.
    Step 2 - Dismantle and Primary Inspection
    Step 3 - Submerged in heated caustic tank to remove paint and oil residue.
    Step 4 - Submerged in an acid tank for a 6 hour period with one of our specially formulated descalers.
    Step 5 - Pressure cleaned to remove final traces of fouling.
    Step 6 - Tubes polished with special round nylon or copper brushes.
    Step 7 - Shell and end caps sandblasted with 60 grit blast media.
    Step 8 - Boltes replaced with new high tensile or stainless steel bolts (Depending on type).
    Step 9 - O-Ring seals and gaskets replaced.     Step 10 - Painted with self-etching primer and AOKI grey paint.
    Step 11 - Assembled and pressure tested 2000kPa - 5000kPa (Depending on type).
    Step 12 - Issue of IPS Pressure Certificate.
    Step 13 - Delivered to customer on completion.
    Step 14 - Put back into production.
    Step 15 - Full Service Report provided to customer with Pressure Test Certificate.

Huge financial losses to industries are as a result of breakdowns, unplanned shutdowns, process contamination, high product reject rate, expensive parts replacements etc.

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