Bulk blast machines are either trailer or skid mounted units that can support one or multiple blast operators at one time. Bulk machines are typically reserved for large scale jobs demanding continuous blasting. Pro series big Clem bulk blasters have bulk bag hopper attachments that make it easy and convenient to refill the blaster using bulk bags of material. Bulk blast pots can also be a great option for stationary blast facilities, they can even be configured to have large recovery systems that reclaim the material and automatically refill the blaster.