201 series inner pipe blast machine working with sand blasting to clean the inner wall of cylinder. It can manual operation and automatic operation connecting with other equipment. This Series machine is wildly used in oil ,chemical, shipping industry for the pipe inner surface treatment before plating processing. The surface standard can reach to Sa2.5-Sa3. they are all easy to use safe with simply maintenance.
Working Principle：With the compressed air, air flows send pressure and sand to the device. and then diverted two 130 ° angle blasting to to the pipe wall. Meanwhile, with the air counterforce, the nozzle head driven nozzles rotating, moving alongthe pipeline to clean .