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In the daily sand washing production line production, the tailings recovery treatment generally uses a filter press. For some difficult to treat solid particles containing very hard tailings sludge, we recommend using sludge chamber filter press equipment. This equipment has a good treatment effect on sludge, mainly because of their unique structure. -Filter chamber composed of filter plates.
The main materials of filter plates are cast iron and polypropylene. We mainly use filter plates made of polypropylene materials. Good polypropylene can resist oxidation and prevent high temperature, but we should pay attention to the material of polypropylene when buying. Some are recycled materials, which will affect the quality of the filter plate.
For the thickness of the filter plate of the sludge chamber filter press, we usually have a series of options: 45mm, 60mm, 80mm (does not rule out the use of thicker or ultra-thin filter plates in some special industries). We consider the design considerations of these three different thickness filter plates.
For some industries, the pressure environment of the sludge chamber filter press may not be very large, and the area of each filter plate shall not exceed 800mm * 800mm. When the use area of the sludge chamber filter press is limited, It is conceivable to use a thickness of 45mm. In this way, the filter plate can reduce the length of the filter press by 80%, while reducing the footprint of the sludge chamber filter press and releasing a large space. At the same time, the load of the filter press is reduced, and the use of the sludge chamber filter press is more reasonable.
The overall performance of the sludge chamber filter press can be achieved with a 60mm filter plate. The thickness of the filter plate of a standard sludge chamber filter press is 60mm. This thickness can be used in a wide range without the need for a sludge chamber filter press. The filter can reach a normal working pressure of 25 MPa, and the filter plate is more wear-resistant and pressure resistant, and can even meet the requirements of a high-performance sludge chamber filter press, and can withstand the impact and pressure of hard objects. In addition, when the thickness of the filter plate reaches 60mm, the filter cake storage space of the filter plate also increases, the number of filter press gaps decreases, and the filtration efficiency of the sludge chamber filter press increases, and when the storage capacity of the filter cake increases , The filter cake is suitable for the gravity in the sludge chamber filter press, so it will not add too much load to the sludge chamber filter press.
The filter plate helps the sludge chamber filter press to realize the principle of solid-liquid separation. When the filter enters the filter chamber through the feed pump, the filter is sent to each filter by two filter plates through the upper or middle flow pipe. Between the filter chambers formed by pressure, of course, there is a filter cloth between the filter chambers, and the moisture in the filtrate seeps out from the filter cloth and collects at the lower edge of the filter plate, and there is a design at the lower edge of the filter chamber There are multiple holes all over the lower edge of the filter plate, these holes are again designed to be connected, and the water is discharged from the outside of the device through the connecting pipe, thereby achieving solid-liquid separation.
Doyen specializes in providing belt press equipment for the Southeast Asian market. Welcome to visit our workshop and formulate a more scientific plan based on the actual situation of your company. Welcome to visit joyce@doyenchina.com or visit https://www.doyenchina.com.
Feb-24-2021
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