KHIA header Know-How in Action

VOL XXVIII, NO 24

Belzona® Repairs A Dragshaft

 
 

Industry:

Mining and Quarrying (MINQ)

 
 

Application:

Mechanical Power Transmission (MPT)

 
 

Customer Location:

Mining Industry, USA

 
 

Application Date:

October 1997

 
 

Application Situation:

Dragshaft repair with an interference fit of 0.005-0.008”

 
 

Problem:

Worn shaft due to bearing failure

 
 

Products:

Belzona 1111 (Super Metal)

 

Substrate:

Carbon steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet MPT-10. A mold was made at a local machine shop, clamping on the seal surface and utilizing the window between the bearings as the second locator point.

 
 

Belzona Facts:

Shaft repairs of any size can be molded in place, thus reducing downtime. Savings to the client was estimated to be around $350,000.

 
 

Photographs Description

  1. Initial damage 
  2. Surface Preparation 
  3. Molding Belzona 1111 
  4. Complete application
 
Case study pic one

 

 
  Case study pic two

 

 
  Case study pic three

 

 
  Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com