Heat Exchanger Was Recovered And Protected With Belzona

Industry:

Power (POWR)

Application:

Heat Exchangers (HEX)

Customer Location:

Geothermal Power Plant, Turkey

Application Date:

July 2020

Application Situation:

Repair and coating process for tube sheets, covers and flanges on 2 faces of a 12 meters long Heat Exchangers in a Geothermal Power Plant. The Belzona coating to be applied had to be resistant to chemical washing.

Problem:

There were leaks due to welding errors and corrosion between the tube sheets and tubes in the Heat Exchangers.

Products:

Belzona 1111 (SuperMetal)

Belzona 1391T

Substrate:

Steel

Application Method:

First of all, the surfaces were grit blasted. Then all the tubing holes were closed with cork stoppers. After repairing was completed with Belzona 1111, the stoppers were removed. After curing, Belzona 1391T coating was applied in 2 layers.

Belzona Facts:

After the application and curing processes were completed, bubble and pressure tests were carried out and there was no problem. The customer solved their problem quickly and economically by avoiding the huge cost of replacement.

Photographs Description

1- Cork stoppers are installed after grit blasting

2- Belzona 1111 repairing

3- Belzona 1391T protection on tube sheet

4- Belzona 1391T protection on cover