CLASSIC PIN-HOUSING REPAIR WITH BELZONA

KHIA ID: 419

Industry: Mining & Quarrying (MINQ)
Application: MPT-Mechanical Power Transmission (MPT)
Substrate: Steel

Customer Location: Coal mine in Macedonia
Application Date: December 2003

Products:
Belzona® 1111 (Super Metal)

Problem: Fretting and wear caused ovality of the bush housing due to the high forces transmitted through the pins.

Photograph Descriptions

The damaged housing Belzona® 1111 applied and the new bushes located in the correct place by a pin between the housings The completed repair

Application Situation

Bush housing on excavator shovel

Application Method

Application was carried out in accordance with Belzona Know-How System Leaflet MPT-8. The surface was prepared by grinding and new steel bushes bonded into place. In order to ensure the bushes were in the correct position, a dummy pin was used to locate the bushes.

Belzona Facts

The application was completed within a day and involved no heat which could have damaged the large metal excavator shovel.

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