CASE

Belzona Extends Life of Mixer Bowls from Engine Casting Plant

Problem

Inside surface of bowl was being eroded by the sand mixture. The bowl measures approximately 19 inches in diameter by 27 inches in length. The inner surface was being eroded by 1/4 inch during a 6 month period. The mixers handle up to 5.5 tons of sand per hour.

Industry

Facilities Maintenance

Application Date

2009

Location

Windsor / Ontario / Canada

Equipment Application

SHM-Solids Handling Machinery

Subtrate

Carbon Steel

Product

Belzona 1812 (Ceramic Carbide FP)

Repair Stages

Application Situation

Mixing containers used to blend silica sand and phenolic resin, the result of which is then used to make V6 engine casings for international automobile manufacturers.

Application Method

Application was carried out in accordance with Belzona Know-How System Leaflet SHM-13. The inner surface was machined to remove approximately 3/16 of an inch of material to allow for build up of Belzona® 1812 which was applied by hand using top flange and lower wear plate to control thickness.

Belzona Facts

Customer had previously tried welding 8 inches of bowl length with Tungsten at a cost of $9000. With Belzona they were able to repair the full stroke length of 24 inches in the mixer for $5400. Each bowl is estimated to cost $13000. Bowls that were normally lasting less than 6 months have lasted 18 months with only minor repair to the Belzona lining required.

Contact your nearest Belzona Consultant and schedule a free evaluation!

Contact US

Other Cases

Pipe Strengthening with Belzona SuperWrap II

A 60” carbon steel pipe that had suffered from external corrosion and metal loss over the years. The defective area was about 15 feet. They required a solution that would reinstate the structural integrity of the pipe.