BELZONA PROVIDES CAVITATION PROTECTION TO PUMP IMPELLER

KHIA ID: 1091
Industry: Chemical & Petrochemical (PETR)
Application: CEP-Centrifugal Pumps (CEP)
Substrate: Steel
Customer Location: Chemical plant, Italy
Application Date: January 2007
Products: Belzona® 1341 (Supermetalglide)
Belzona® 2141 (ACR Fluid Elastomer)

Problem: Impellers lasting only 6 months before showing heavy cavitation leading to excessive noise and ultimately loss of balance necessitating replacement.
Photograph Descriptions
  1. Blasted Surface
  2. Coated with Belzona® 1341
  3. First coat of Belzona® 2141 (black) applied 
  4. Application completed with a second coat of Belzona® 2141 (green)
Application Situation
Coating for new impeller
Application Method
Application was carried out in accordance with Belzona Know-How System Leaflet CEP-3
Belzona Facts
Original impellers being replaced after 6 months. Belzona coated impeller inspected after more than one year and still in excellent condition.