ZW series external vibrator, as the general vibrating source, its charactering is light weight, small Volume, easy adjustment of vibrating force. They can be vibrating source for vibrating conveyor, Vibrating feeder, vibrating screens, filter, concrete forms, vibrating polisher, vibrating drier and close-proof device for block during vibrating etc., widely used in mining, metallurgy, coal industry, electric power, construction, chemical industry, casting food and light industry etc.