| Belzona Repairs Oil Coolers | | | Industry:Steel (STEL) | | | Application:Heat Exchangers (HEX) | | | Customer Location:Ferronickel plant, Macedonia | | | Application Date:August 2012 | | | Application Situation:Four Heat exchangers for cooling mill oil. | | | Problem:Heat exchangers were suffering from electrochemical corrosion. Gaps occured between tube sheet and tubes and cooling water and oil started to mix. | | | Products:Belzona 1311 (Ceramic R Metal)
Belzona 1391 (Ceramic HT) | | | Substrate:Brass, copper and gray iron. | | | Application Method:Application was carried out in accordance with Belzona Know-How System leaflets HEX-1 and HEX-3. | | | Belzona Facts:The customer first tried to weld the tubesheets, but was not successful. After completing repairs with Belzona the customer was very satisfied and this year a further cooler has been repaired. | | | Photographs Description
- Heat exchanger ready for grit blasting
- The condition of end cover after blasting
- End cover reapaired with Belzona 1311 and protected with Belzona 1391
- Tube sheet repaired and protected
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