a. Only compressed air is used as the power source, so the air consumption is small, which is safe and energy-saving. It is an ideal device for use in freezing or high temperature environment. It is suitable for humid, dry, dusty or explosive environment. b. Small size, less faults, easy installation and maintenance. c. Stop or start quickly, suitable for manual or automatic system. d. Vibration force, vibration frequency and amplitude can be adjusted by adjusting air pressure and flow rate in motion. e. Wide range of application, suitable for fatigue test of parts or structural parts; shaking and compaction of hopper; linear and bowl feeder, screen and filter; vibration table and mixing equipment. f. The service life of most types of pneumatic vibrator is relatively low.