Belzona Repair System Secures Leaks on Three Turret Flange Bases

KHIA ID: 9837
Industry: Power (POWR)
Application: VPF-Valves, Pipes and Fittings (VPF)
Substrate: Stainless-steel
Customer Location: Kent
Application Date: June 2025
Products: Belzona 1161 (Super UW-Metal),Belzona 5831 (ST-Barrier)
Problem: Client identified further leaks to a transformer which had previously had repairs carried out to other areas.
A joint of a transformer is discoloured from leaks

Leaking seals on the transformer were identified

Beginning of Belzona application to the affected area

Belzona 1161 was the applied to the joint/gasket areas, as well as to the nuts and bolt heads

Man is applying Belzona solution to the seal

a final coat of Belzona 5831 encapsulates the joint/gasket areas

Completed application along the seal of the transformer

Transformer joints are sealed and customer can use the vital asset with confidence.

Application Situation
As a result, The UK Distributor was requested to implement the leak sealing system, with the objective of reducing or eliminating oil leaks to ensure the equipment can continue to operate as designed.
Application Method
The identified areas were degreased, followed by surface preparation using 110V power tools, including grinders fitted with flap wheels and specialist rotating wire wheels.

Belzona 1161 was the applied to the joint/gasket areas, as well as to the nuts and bolt heads, incorporating Belzona Reinforcement Sheet where possible. In addition, caps filled with Belzona 1161 was placed over the bolt and nut heads, which remained in place during curing.

To complete the system, the entire repair area will receive a final coat of Belzona 5831 LT, fully encapsulating the repair.
Belzona Facts
Transformer oil is very expensive and environmentally detrimental. Additionally, if levels of oil drop significantly it can be catastrophic for the vital piece of equipment. The Belzona solution ensured that all leaks were sealed, and the customer could continue to use the asset with confidence.
View PDF
Download PDF