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This post was last edited by logologo on 2021-12-5 08:16. The material with a viscosity of 60,000 mPa·s is flammable and is packaged in ton barrels. I need to pump the contents of this tank into another tank within 5 minutes; a tube is inserted through the opening at the top of the tank to draw out the material. I’m looking for a recommended pump. Thank you.
To determine whether the material will solidify if left for an extended period, it is recommended to use a diaphragm pump for transportation
For such high-viscosity materials, rotor pumps are recommended. Our company is a leading manufacturer of rotor pumps in China, specializing in the transportation of high-viscosity materials such as resins, water glass, and 107 glue. Among our current clients are companies like Wanhua Chemical and Hesheng Silicon Industry.
Use positive-displacement pumps such as diaphragm pumps, screw pumps, hose pumps, gear pumps, and the like. It’s highly unlikely that the centrifugal pump will start.
A spherical rotor pump can be used, which is a positive-displacement pump with only one spherical rotating component inside. It can transport at low speeds with high flow rates, without friction, and is suitable for transporting materials with high viscosity as well as those that are flammable or explosive. Since there is only one spherical rotor rotating component, its reliability is also very good.
This definitely requires a rotary pump, such as a screw pump
The viscosity is a bit high, so a gear pump is more suitable. I’m not sure if it will work for this viscosity with a pneumatic pump, but they are indeed cheap and offer good value for money.
For this application, it is not only necessary to be able to transport the fluid, but more importantly, to be able to draw it out; this requires a strong self-priming capacity. Our parallel pumps can achieve a self-priming negative pressure of up to -0.98 bar, with a delivery pressure of 50 bar, making them particularly suitable for high-viscosity materials.