The principle of precision casting in a casting method choice

Acid storage tank or storage tank need to use the lifting pump, the general can use sanitary self-priming pump, but the self-priming height of this type of pump is generally within 5m, after the need to install the bottom valve.

When choosing the centrifugal pump and the self-priming pump, please pay attention to oh, if the liquid level is higher than the pump, you can choose the centrifugal pump; if the liquid level is lower than the pump, you need to choose the self-priming pump.