1 Unit flow for DSL industrial filter: 25-2800t/h 2 Controlling way: pressure, time and manual operated ... 3 MOQ:1PC DSL-type industrial filter:Unit flow: 25-2800t/h, more flow can be done by more unit ... iron,brass,stainless steelSealing ring: synthetic rubber,PTFE DSL12 industrial sewage self cleaning stainless steel screen filter