- Chemical Centrifugal Pumps, Gear Pumps, Barrel Pumps, Diaphragm Pumps,
- 2016-12-23 18:55
- Product Details:Type:Sea SaltProcessing Type:RawForm:SolidColor:WhitePackaging:Box,Bag,Bulk,Bottle,Vacuum PackAdditives:
- check valves
- 2016-10-22 19:29
- check valve is designed to prevent backflow. Fluid flow in the desired direction opens the valve, while backflow forces