With a reliable sliding shaft adjustment structure, stable and reliable operation, longer life.

· Oil bath lubrication, only need to change the lubricating oil regularly, lubrication system does not need special maintenance.

· With a reliable flow pattern regulating mechanism, the flow can be easily adjusted when the equipment is running or stopped.

· Adopt high strength polytetrazethylene film, corrosion resistance, long life, suitable for conveying a variety of corrosive and dangerous liquids.

· Completely non-leakage, high safety performance, can transport a variety of flammable, explosive, highly toxic, radioactive, highly irritating, highly corrosive liquid.

· High-precision check valve structure, with accurate measurement, compact structure, good sealing, long life, strong interchangeability, low cost easy installation and many other characteristics.

· It can be equipped with ordinary motor and digital controller to receive 4-20MA signal or RS485 signal to adjust the flow and carry out remote or automatic control.

· Variable frequency motor and frequency converter can be equipped to receive 4-20MA signal or RS485 signal to adjust the flow, remote or automatic control.

· Explosion-proof motor can be selected to achieve explosion-proof function, suitable for explosion-proof occasions. Can be equipped with metering pump special travel controller to automatically adjust the flow.