... of similar foreign products. Now, vacuum feeder is the currently the most advanced, the ideal, perfect vacuum conveyor that used for powder, ... , pneumatic discharging device, vacuum hopper and automatic control device. The whole system is reasonable.There is intermittent discharge and continuous ... ZKS-7 5.5 6000Note: ZKS-5, ZKS-6 is the newly developed in 2004, it is featured with low power, large ...