BELZONA USED TO RESTORE CORRODED FLANGE ON CHIMNEY

KHIA ID: 144
Industry: General Industry (GIND)
Application: GSS-Gaskets, Seals and Shims (GSS)
Substrate: Steel
Customer Location: Fertilizer manufacturer in France
Application Date: August 1996
Products:

Belzona® 2221

Belzona® 4111

Belzona® 4311

Problem: The flange faces and the removable gasket had been attacked and corroded by the chemicals passing through the unit. In places the depth of corrosion on the flanges was 20-30mm.
Photograph Descriptions
  1. The difficult working situation on the chimney  
  2. The flange rebuilt and protected  
  3. Belzona® 2221 used to cast new gasket
Application Situation
An acid vapour evacuation unit installed on top of a high chimney
Application Method
Application was carried out using suitably modified techniques covered in Belzona System Leaflets GSS-2, VPF-1, 2 & 13.
Belzona Facts
Ease of use was an important factor given the difficult working situation. The excellent chemical resistance of Belzona® 4311 has prevented further corrosion occuring on the flange.
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