HMA Materials Handling offers Heyl & Patterson Railcar Dumping Systems, which feature an intelligent design in a cost-effective, all-purpose workhorse. It combines robust design and easy-to-erect components with innovative, customisable upgrade options such as mechanical and hydraulic car clamps, chain or rack and pinion drives with a variable frequency drive. Heyl & Patterson Railcar Dumping Systems are manufactured using three industry-leading design options, Rotary, Turnover or C-Shaped. All systems from HMA Materials Handling are backed by engineering and service from inception to installation and through to operation.