| Belzona Cruise Ship Centrifugal Pump | | | Industry:Marine (MRNE) | | | Application:Centrifugal Pumps (CEP) | | | Customer Location:Italian Cruise Ship in a Southern California Shipyard, U.S.A. | | | Application Date:December 1996 | | | Application Situation:Main circulating water centrifugal pump | | | Problem:Severe erosion/corrosion damage, evidenced by more than a dozen small holes, and one large hole completely through the casing as well as a loss of up to two inches of the cutwater. The wear ring seats were also eroded in the same area. | | | Products:Belzona® 1311 (Ceramic R-Metal)
Belzona® 9411 (Release Agent) | | | Substrate:Bronze | | | Application Method:Application was carried out in accordance with modified versions of Belzona Know-How Leaflets CEP-1, CEP-2, and CEP-6. | | | Belzona Facts:The ship was in process of being sold and without this quick repair (completed over a weekend), the multi-million dollar sale would have been cancelled. Replacement costs were approximately $10,000, with extensive downtime. | | | Photographs Description
- The pump casing and cutwater after blasting and fitting with expanded metal mesh. Note the hole at the center of the cutwater.
- Belzona® 1311 (Ceramic R-Metal) being pressed through the mesh and into the surface profile of the bronze.
- The finished application. Repaired cutwater edge and casing holes. The seal area and rebuilt seating groove is on the right.
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