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What should be done if there is constant leakage at the mechanical seal of the pump used to feed material into the filter press plates? The material contains toluene; if it is too tight, the pump is prone to generating heat through friction, which poses a risk, while if it is too loose, leakage will occur. The pressure inside the pump is approximately 0.5–0.06 Mpa. Please find a solution
Toluene is flammable, highly volatile, and toxic. Considering that the pump outlet for plate and frame filter presses needs to reach a pressure of 6 kilograms, are you using a mechanical seal?
If it’s convenient for you, you can add me on QQ at 1480667756 or on WeChat at 13865383412; I’ll explain everything to you in detail
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A double-ended mechanical seal can be used, which ensures no leakage and is safe and environmentally friendly; the friction pairs of the mechanical seal can be cooled by an isolation fluid!
The filter press is a commonly used device for solid-liquid separation; the medium always contains solid particles (powders). It is recommended to use a double-end mechanical seal along with a PLAN54 flushing scheme
Same opinion as the person above~~~ Use double-end face + PLAN54~~~~ If there isn’t enough space, PLAN32 can also be considered~~
The selection of the mechanical seal structure is not suitable for the operating conditions
Figure 1 shows the pump used in our production; Figure 2 shows the common leakage points of the pump
Figure 1 shows the common leakage points of the pump, while Figure 2 shows the pressure feeding pump in use