BELZONA PROTECTS PLATE HEAT EXCHANGER COVERS

KHIA ID: 624
Industry: General Industry (GIND)
Application: GSS-Gaskets, Seals and Shims (GSS)
Substrate: Carbon steel
Customer Location: South African Refinery
Application Date: Various since 1994
Products:

Belzona® 1341 (Supermetalglide)

Belzona® 9411 (Release Agent)

Problem: Galvanic and crevice corrosion to the end covers of the heat exchangers was resulting in leaking around the titanium plates and loss of efficiency.
Photograph Descriptions
  1. Previously corroded cover
  2. Former clamped into position
  3. Post application inspection
  4. Perfectly smooth finish
Application Situation
Plate heat exchangers
Application Method
Using a modified version of Belzona Know-How System Leaflet GSS-9, a plate is coated with Belzona® 9411 and used to form a thick layer of Belzona 1341 on the end cover. This procedure provides a perfect finish and excellent seal.
Belzona Facts
The first application was undertaken in 1994 – following the successful trial this specification has been extended through all plants in the group. This particular example was carried out in July 1999.
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