Belzona® Refurbishment Of Cooling Water Pump Diffuser

Industry:

Power (POWR)

Application:

Centrifugal Pumps (CEP)

Customer Location:

Power station in Egypt

Application Date:

April 2002

Application Situation:

Diffuser and bell-mouth from main cooling water lift pump.

Problem:

Severe erosion-corrosion.

Products:

Belzona® 1311 (Ceramic R-Metal)

Belzona® 1341 (Supermetalglide)

Substrate:

Cast iron

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflets CEP-1, CEP-3 and CEP-5.

Belzona Facts:

Importing of new diffuser and bell-mouth would take six months to deliver at cost of $100,000. Belzona application cost only $2,800 and the pump was ready to go back to service in 48 hours.

Photographs Description

1. Severity of erosion clearly evident
2. Surface preparation by grit blasting
3. Erosion rebuilt using Belzona® 1311
4. Coating with Belzona® 1341 underway