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Self-cleaning equipment functions, in the course of the operation, the device will conduct its own belt on the washing, DN20 said that the water supply for the 20mm diameter

the equipment contains self-cleaning function, it will automatically rinse the belt when operating. DN20 means the diameter of the tube is 20 mm.

*Auto self-cleaning function：device will wash the belt automatically during operation. DN20 represent Diameter of water inlet(hose/tube)