Search Our Know-How in Action Case Studies

Date Created: 12/12/2019
Industry: Fluid Flow (FLOW)  |  Application: VPF-Valves, Pipes and Fittings (VPF)  |  Products:

Belzona 5831ST

Belzona 5811

Problem : There was no way to replace the old bonnets, valves and pipe without bringing in a crane to take the old bonnets up 100ft to the top. The customer wou...

Date Created: 7/3/2019
Industry: Fluid Flow (FLOW)  |  Application: TCC-Tanks and Chemical Containment Areas (TCC)  |  Products:

Belzona 1121 (Super XL-Metal)

Belzona 1982 (SuperWrap 2)

Belzona 9381 

Belzona 5821 

Problem : The internal walls of the pipeline were suffering from serve corrosion and wear over time. Outright replacement of the pipe wasn't an option as the pi...

Date Created: 9/18/2015
Industry: Fluid Flow (FLOW)  |  Products:

Belzona 1111 (Super Metal)

Belzona 9341 (Reinforcement Sheet)

Belzona 9411 (Release Agent)

Problem : Broken flange collar was causing material to spill out when in operation.

Date Created: 11/16/2019
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1111 (Super Metal)

Belzona 5831 (ST Barrier)

Problem : This 30" diaphragm pump was not performing as it should, so Belzona was asked to rebuild it. The pump was originally installed in the 1960's and has b...

Date Created: 2/9/2022
Industry: Fluid Flow (FLOW)  |  Products:

Belzona 9111 (Cleaner Degreaser)

Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-Metal)

Problem : Corrosion and cavitation on the draft tube caused by pressure fluctuations. 

Date Created: 9/14/2020
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-metal)

Belzona 1321 (Ceramic S-metal)

Belzona 9111 (Cleaner - degreaser)

Problem : Abrasion caused by corrosion in the pump body as a result of long operating time

Date Created: 12/31/2017
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1111 (Super Metal)

Belzona Superwrap II

Problem : The Customer attempted to repair the cracks. However, leaks still existed after the pump was reinstalled onto the chiller return line and tested. The ...

Date Created: 7/7/2020
Industry: Fluid Flow (FLOW)  |  Application: SOS-Ships and Offshore Structures (SOS)  |  Products:

Belzona 1111 (Super Metal)

Belzona 1321 (Ceramic S-Metal)

Problem : Due to cavitation damage of seawater, impeller has pitting damages on surface and blades causing low efficiency pumping.

Date Created: 11/30/2018
Industry: Fluid Flow (FLOW)  |  Products:

Belzona 1111 (Super Metal)

Belzona 1321 (Ceramic S-Metal)

Belzona 9341 (Reinforcement tape) 

Problem : This water pipe was leaking due to antibacterial agents present in the water damaging the substrate and causing corrosion pitting.

Date Created: 1/31/2019
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1111 (Super Metal)

Belzona 1311 (Ceramic R-Metal)

Belzona 1811 (Ceramic Carbide)

Belzona 1341 (Supermetalglide)

Problem : The inside of this pump was badly damaged by entrained solids as it pumps river water. The high speed of the fluid also accelerated the deterioration.

Date Created: 9/21/2022
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products: Belzona 1311 (Ceramic R Metal), Belzona 1341 (SuperMetalGlide),
Problem : The impeller had suffered from significant erosion corrosion damage, leading to the need to replace.

Date Created: 10/14/2011
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1321 (Ceramic S-Metal)

Problem : Erosion of coating done by a competitor

Date Created: 10/14/2011
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-Metal)

Problem : Cavitation around the wearing ring

Date Created: 11/2/2012
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R Metal)

Belzona 1321 (Ceramic S Metal)

Problem : Pump casing and impeller had become damaged due to erosion-corrosion

Date Created: 11/5/2012
Industry: Fluid Flow (FLOW)  |  Application: FBC-Fans, Blowers and Compressors (FBC)  |  Products:

Belzona 1311 (Ceramic R Metal)

Belzona 1321 (Ceramic S Metal)

Problem : The fan blades were suffering from the effects of cavitation damage.

Date Created: 11/5/2012
Industry: Fluid Flow (FLOW)  |  Application: FBC-Fans, Blowers and Compressors (FBC)  |  Products:

Belzona 1311 (Ceramic R Metal)

Belzona 1321 (Ceramic S Metal)

Problem : Belzona was required to rebuild and protect damaged fan blades

Date Created: 10/13/2017
Industry: Fluid Flow (FLOW)  |  Application: ENC-Engines and Casings (ENC)  |  Products:

Belzona 5892

Problem : The gearbox was found to be porous and was leaking oil. This loss of oil was hampering the proper operation of the gearbox. The exact areas which were...

Date Created: 10/12/2017
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1341 (Supermetalglide)

Belzona 2141 (ACR Elastomer)

Problem : A pump impeller was found to be suffering heavily from cavitation whilst in service. Characteristic cavitation damage was found on the impeller vanes....

Date Created: 8/9/2021
Industry: Fluid Flow (FLOW)  |  Application: HEX-Heat Exchangers (HEX)  |  Products:

Belzona 1311 (Ceramic R Metal)

Belzona 1321 (Ceramic S Metal)

Problem : Welding was ruled out due to the risk of heat distortion. A tight turnaround was required for the item.

Date Created: 8/27/2019
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 4311 (Magma CR1)

Belzona 9111 (Cleaner Degreaser)

Problem : The pump and impeller were corroded due to contact with sulfuric acid at approximately 20% concentration, caused by back feed into the system, with th...

Date Created: 9/23/2014
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 9341 (Reinforcement Tape)

Problem : The outlet port had corroded to the point a hole had formed; a competitor's patch product had been applied but failed after a short time.

Date Created: 9/15/2014
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal) 

Belzona 1811 (Ceramic Carbide) 

Belzona 2111 (D & A Hi-Build Elastomer) 

Problem : This grit pump got extremely worn and had been rebuilt with an alternative method, which lasted only 3 months.

Date Created: 9/15/2014
Industry: Fluid Flow (FLOW)  |  Application: ENC-Engines and Casings (ENC)  |  Products:

Belzona 1111 (Super Metal)

Belzona 9341 (Reinforcement Sheet)

Problem : The pump had been repaired with brand X, fell apart after five minutes of use.

Date Created: 9/20/2014
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1341 (Supermetalglide)

Problem : The local water utility company wanted to coat new pumps to increase efficiency and protect against erosion-corrosion.

Date Created: 9/21/2014
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1111 (Super Metal)

Belzona 1391T

Problem : Pumping stock at 125˚F, with calcium carbonate added, goes through a boil out process using sodium hydroxide and phosphoric acid at 165˚F. With the we...

Date Created: 7/26/2021
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-Metal)

Problem : The impeller shell of the Kaplan turbine at a Hydro power plant was badly damaged by cavitation and wear over several decades.

Date Created: 2/18/2020
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1111 (Super Metal)

Belzona 1321 (Ceramic S-Metal)

Belzona 1341 (Supermetalglide)

Belzona 9111 (Degreaser)

 

Problem : Due to the sand in the water, it damaged the pumps within a short time (6 months). As a result, the pumps were only giving an output pressure of 6 bar...

Date Created: 11/29/2018
Industry: Fluid Flow (FLOW)  |  Application: VPF-Valves, Pipes and Fittings (VPF)  |  Products:

Belzona 1111 (Super Metal)

Belzona 5831 (ST-Barrier)

Belzona 5811 (Immersion Grade)

Belzona 9341 (Reinforcement Tape)

Belzona 9111 (Cleaner/Degreaser)

Problem : Corrosion had caused heavy damage on cooling water pipe, therefore weakening the jacket. This may have eventually led to a through-wall defect which w...

Date Created: 10/17/2005
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona® 1111 (Super Metal)

Belzona® 1341 (Supermetalglide)

Problem : The pump had significant corrosion.

Date Created: 10/17/2005
Industry: Fluid Flow (FLOW)  |  Application: PDP-Positive Displacement Pumps (PDP)  |  Products:

Belzona® 1811 (Ceramic Carbide)

Belzona® 1812 (Ceramic Carbide FP)

Problem : The pumps had suffered severe erosion and significant corrosion caused by solids entrainment.

Date Created: 9/17/2014
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1341 (Supermetalglide)

Problem : Erosion/Corrosion of the pump volute and impeller.

Date Created: 9/17/2014
Industry: Fluid Flow (FLOW)  |  Application: VPF-Valves, Pipes and Fittings (VPF)  |  Products:

Belzona 5831 (ST-Barrier)

Problem : Corrosion on the carbon steel caused by sweating pipe work.

Date Created: 8/1/2018
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1511 (Super HT-Metal)

Problem : Severe pitting, corrosion appeared on the covers after years of operation. The worst of the pitting was about 8mm deep

Date Created: 1/25/2018
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-Metal)

Problem : Cooling-water circulating pump, totally damaged by cavitation.

Date Created: 10/17/2017
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1341 (Supermetalglide)

Problem : Erosion and Corrosion damage

Date Created: 7/8/2020
Industry: Fluid Flow (FLOW)  |  Application: TCC-Tanks and Chemical Containment Areas (TCC)  |  Products:

Firstly we have considered going with Belzona 1321/1331, but then this customer specified the temperature - close to 60°C, so we offered him Belzona 1381.

Problem : The problem was an abrasion from water (with salt - CaCl2, CaS04, CaOH, MgOH …) + silica sand. They missing 3,5 mm of the wall (at the bottom of the t...

Date Created: 11/10/2020
Industry: Fluid Flow (FLOW)  |  Application: VPF-Valves, Pipes and Fittings (VPF)  |  Products:

Belzona 1221 (ES- Metal)

Problem : To use classical kind of repair was problem (too thick wall) also new pipe bend was not available.

Date Created: 10/18/2017
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R Metal)

Belzona 1391 (HT)

Problem : Corrosion and erosion from chemicals (caustification plus CaCO3 and CaO)

Date Created: 7/12/2017
Industry: Fluid Flow (FLOW)  |  Application: VPF-Valves, Pipes and Fittings (VPF)  |  Products:

Belzona 1121

Belzona 1111

Belzona 5811

Belzona 9341

Belzona 9331

Problem : Years of pumping salty river water eroded this discharge pipe which feeds an irrigation ditch. The severe reduction in wall thickness resulted in nume...

Date Created: 4/6/2006
Industry: Fluid Flow (FLOW)  |  Application: SHM-Solids Handling Machinery (SHM)  |  Products: Belzona® 1811 (Ceramic Carbide)
Problem : Severe abrasion wears shaft and flights. Hard inserts welded on edges.

Date Created: 12/22/2009
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1341N (Supermetalglide)

Belzona 2141 (ACR-Fluid Elastomer)

Problem : General erosion/corrosion damage and severe cavitation leads to reduced pump efficiency.

Date Created: 2/3/2008
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1321 (Ceramic S-metal)

Belzona 9411 (Release Agent)

Problem : 7% sand in the main river water supply pumps wore out 3 pumps in under 7 years.

Date Created: 5/14/2020
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1111 (Super Metal)

Belzona 1391T

Problem : The impeller had eroded over time and now required re-profiling and a protective coating to protect the surface from the potential erosion in the futu...

Date Created: 9/15/2008
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona® 1111 (Super Metal)

Belzona® 1311 (ceramic R Metal)

Belzona® 1321 (Ceramic S Metal)

Problem : Extreme erosion & corrosion of the internal body. Fifteen vanes badly eroded.

Date Created: 9/25/2014
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1111 (Super Metal)

Belzona 1321 (Ceramic S-Metal)

Problem : The suspected damaged pump was removed, disassembled and blasted to show the extent of erosion and cavitation.

Date Created: 3/22/2024
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products: Belzona 5811DW2 (DW Immersion Grade)
Problem : Customer required that the internal flow surface of the new pumps be coated with a drinking water - approved coating.

Date Created: 3/22/2024
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products: Belzona 1341 (Supermetalglide)
Problem : The pump efficiency test of the customer's new pump found that the target value was not reached.

Date Created: 3/22/2024
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products: Belzona 5821
Problem : The pump factory's new pumps are coated with Belzona anti-corrosion coating to provide anti-corrosion protection.

Date Created: 9/17/2014
Industry: Fluid Flow (FLOW)  |  Application: FBC-Fans, Blowers and Compressors (FBC)  |  Products:

Belzona 1311 (Ceramic R-Metal)

Belzona 1341 (Supermetalglide)

Problem : During the overhaul of this plant’s Nash Vacuum Pump it was determined that the components were showing extreme signs of erosion and corrosion and cou...

Date Created: 9/8/2014
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1121 (Super XL-Metal)

Belzona 1341N (Supermetalglide)

Problem : The project, consisting of ten new centrifugal pumps destined for a municipal facility, was experiencing difficulties in achieving consistent performa...

Date Created: 9/8/2014
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1341 (Supermetalglide)

Belzona 1121 (Super XL-Metal)

Problem : The pumps from one of this well-known amusement park’s water rides had badly corroded with severe loss of metal. The corrosion was so thick that the p...

Date Created: 4/29/2019
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 4341

Problem : Due to chemical attack caused by the sulfuric acid at elevated temperatures, the pump has lost material on all components. As a result the tolerances ...

Date Created: 4/18/2019
Industry: Fluid Flow (FLOW)  |  Application: HEX-Heat Exchangers (HEX)  |  Products:

Belzona 1391T

Problem : The tube sheet and some of the tubes have been severely damaged due to a combination of chemical and erosive attack. The loss of material causes a red...

Date Created: 2/5/2019
Industry: Fluid Flow (FLOW)  |  Application: VPF-Valves, Pipes and Fittings (VPF)  |  Products:

Belzona 1161 (Super UW-Metal)

Belzona 5831 (ST-Barrier)

Problem : Dissimilar metals were used for the flange connection, leading to galvanic corrosion.

Date Created: 8/22/2018
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona 1111 (Super Metal)

Belzona 5821

Problem : During routine maintenance some signs of mild impingement erosion and corrosion, leading a small amount of wall loss, was identified.

Date Created: 10/30/2018
Industry: Fluid Flow (FLOW)  |  Application: VPF-Valves, Pipes and Fittings (VPF)  |  Products:

Belzona SuperWrap II

Belzona 1982

Belzona 9381

Belzona 9382

Problem : Internal corrosion of pipeline and initial stages of weld degradation has been observed.

Date Created: 8/16/2005
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona® 1341 (Supermetalglide)

Problem : Corroded diffuser, casings and impellers leading to low efficiency of the pumps.

Date Created: 8/23/2005
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona® 1311 (Ceramic R-Metal)

Belzona® 1321 (Ceramic S-Metal)

Problem : Defects in casting caused holes and cracks in the pump.

Date Created: 8/29/2005
Industry: Fluid Flow (FLOW)  |  Application: CEP-Centrifugal Pumps (CEP)  |  Products:

Belzona® 1311 (Ceramic R-Metal)

Belzona® 1321 (Ceramic S-Metal)

Problem : Vanes of the impellers were severly cavitated.