Belzona® Fabrication Of Rotary Lobes

Industry:

Water / Wastewater (WATR)

Application:

Positive Displacement Pumps (PDP)

Customer Location:

Wastewater Treatment Plant in Northwest Florida

Application Date:

September 1996

Application Situation:

Wemco-muniflo rotary lobe, pump Model RPD5

Problem:

Rotary pump lobes damaged by entrained solids.

Products:

Belzona® 2131 (D&A Fluid Elastomer)

Belzona® 2911 (Q.D. Conditioner)

Belzona® 4411 (Granogrip)

Belzona® 9411 (Release agent)

Substrate:

Steel

Application Method:

The application was carried out in accordance with Belzona Know-How Leaflet PDP-9.

Belzona Facts:

Replacement cost is $1,000-$1,300 per lobe. Cost of fabricating lobes with Belzona's techniques is approximately $600 per lobe, saving the customer in excess of $600 per lobe.

Photographs Description

1. Damaged lobes from pump.  
2. A perfect mold is made from new lobe using Belzona technique.  
3. New lobe casted with Belzona® 2131.  
4. Inspection six months after installation shows no wear. One year after installation the lobes are operating perfectly.