When you start the slurry pump, you may be face a common problem: slurry pump loses prime.  Here bellow we will talk why this happened.


Pump or intake pipe not completely filled with liquid.
Suction lift too high.
Excessive amount of air or gas in liquid.
Air pocket in intake line.
Air leaks into intake line.
Air leaks into pump through stuffing box.


Entrained air in pump. Pump hopper requires baffles.
Badly installed pipe line or gaskets partly blocking pipe.


Foreign matter in impeller.


If you want to know more of slurry pumps and how to fix these problems, please contact us at [email protected]

We, Libra Fluid Equipment Co., Ltd., are professional in Fluid solutions for various industries, such as mining, metallurgy, coal, power, petroleum, chemical, municipal, environmental and etc.

Our pumps and parts are with below features:

A. 100% reverse interchangeable
B. Not change your current stock holdings
C. Perform like original manufacturers’ equipment

All of our slurry pumps and parts conform to ISO and EU regulations, certificates could be applied if requested. To ensure products quality, strict quality control for materials, in-line production and finished products come into operation since our establishment. Goods are 100% inspected, every noticed defected good is forbidden for delivery.

With great R&D department, OEM and ODM service are provided, this means we can custom items as per customers’ requests.

We will guide you install our pumps and parts online or on site directly. Our after sale staffs can reply your compliant within 24 hours.