KHIA headerKnow-How in Action


Service Life Extended: Flying Ash Is No Problem For Belzona



Power (POWR)



Fans, Blowers and Compressors (FBC)


Customer Location:

Power Company in the Southwest U.S.A.


Application Date:

August 2001


Application Situation:

Fly ash fan moves fly ash from a lower hopper into one at an upper level of the plant.



Severe wear



Belzona® 1812 (Ceramic Carbide FP)

Belzona® 2121 (D & A Hi-Coat Elastomer)





Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflets FBC-2 and FBC-5.


Belzona Facts:

The fan impeller had a life expectancy of 3 months and costs $1,300. The housing had a life expectancy of one year and costs $3,000. After one year of service following the Belzona application, the fan was opened up and inspected. The impeller was 90% perfect and the housing was 100% perfect. The impeller was re-coated in June 2003, the housing remains perfect. This application has saved the customer over $15,000 in less than two years.


Photographs Description

  1. Worn fan casing damaged from abrasive particles is rebuilt and protected with Belzona® 1812.
  2. Fan impeller is coated with Belzona® 2121.
  3. The crew is happy with their work.
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