And then there were 3!

Recently, Promethea installed and commissioned 3 standard heavy duty STARCLEAN scrapers on a 20km overland conveyor that runs up to 7.5m/s! This conveyor was until recently the world’s longest single flight trough belt conveyor with horizontal curves. As such, long and fast conveyors present unique extreme problems to belt scrapers due to the way the…

When is a Primary Scraper not a Primary Scraper?

Fitting Conveyor Belt Scrapers onto chutes that already exist can sometimes be a compromise as the chute may have originally been designed for a different type of scraper or in some cases, the chute design cannot accomodate a primary and secondary scraper properly because of space restrictions. One such example is on one of our…