BELZONA RE-FORMS WARPED FLANGES FOR DECADES

KHIA ID: 388
Industry: General Industry (GIND)
Application: GSS-Gaskets, Seals and Shims (GSS)
Substrate: Carbon Steel
Customer Location: Aluminum and chemical company in Grammarcy, Louisiana U.S.A.
Application Date: 1980
Products:

Belzona® 1111 (Super Metal)

Belzona® 9411 (Release Agent)


Problem: A liquor regenerating heat exchanger ran dry, with the steam left on. This warped the upper and lower heads and shell flanges so badly that they wouldn’t seat.
Photograph Descriptions
  1. Application of Belzona® 1111 in progress. 
  2. Upper head being hoisted into place to re-form the distorted flange. 
  3. After upper head was lowered excess material was removed prior to cure. 
  4. Flange face rebuilt.
Application Situation
Distorted flanges on heat exchanger.
Application Method
The application was carried out in accordance with Belzona® Know-How System Leaflet GSS-8.
Belzona Facts
The application saved the customer over $150,000, in 1980! The alternative was to perform in place machining of the 15 foot diameter flange faces and mating surfaces. With mating surfaces restored the heat exchanger has operated for decades.