KHIA ID: 1911
Industry: Water / Wastewater (WATR)
Application: CEP-Centrifugal Pumps (CEP)
Substrate: Cast Iron
Customer Location: District heating station, Sweden
Application Date: 1998 and 2011

Belzona® 1391 (Ceramic HT)

Problem: The pumps suffered from severe erosion/corrosion as they transport hot water at temperatures of 90-100 °C.
Photograph Descriptions
  1. View of the pump
  2. 3. & 4. Before cleaning after 13 years in service
Application Situation
Pumps used to circulate district heating water in Stockholm.
Application Method
Application was carried out in accordance with Belzona Know-How System Leaflet CEP-3.
Belzona Facts
The pumps had been in continuous use to provide the southern part of Stockholm with heat. After 13 years the pump was stripped to replace a seal and the coating was still as good as new and no effects from temperature or erosion could be seen.