Learn the detailed process of repairing a damaged CAT 631 scraper hydraulic cylinder rod, from machining and boring to welding. Watch skilled technicians restore the rod’s functionality by carefully ...

A milling machine job focused on fabricating replacement parts for a CAT 631 scraper with careful measuring cutting and machining to bring worn components back into service.

The 651 Caterpillar scraper replaces the Cat 651E self-propelled scraper, which has not been offered for 15 years. The single-engine Caterpillar scraper has a heaped capacity of 44 cubic yards and ...