25 Sep,2025
The main body of the water-cut wedge-shaped solid-liquid separator is made of a precision-made stainless steel flat filtering screen from wedge-shaped steel bars. The wastewater to be treated is evenly distributed onto the inclined screen surface through an overflow weir. Due to the small and smooth gaps on the surface of the screen and larger gaps on the back, the drainage is smooth and less likely to clog. Solid substances are intercepted, and the filtered water flows out through the gaps in the screen plate. At the same time, under the action of hydraulic force, solid substances are pushed into the spiral groove at the lower end of the screen plate and are then advanced forward to the squeezing section for further dewatering. The dewatered dry residue is discharged through the outlet, thus achieving the purpose of solid-liquid separation. The water-cut wedge-shaped solid-liquid separator can effectively reduce the concentration of suspended solids in water, reducing the load on subsequent processes. It is also used in industrial production for solid-liquid separation and recovery of useful substances, making it a high-quality device for filtering or recovering suspended, floating, and sedimentary solid or colloidal substances.
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Yangzhou Qinxin Environmental Protection Technology Co., Ltd. is China Solid-Liquid Separator Manufacturers and Wholesale Solid-Liquid Separator Factory. This is an enterprise that combines industry and trade and is committed to research and development, production, and sales of environmental protection equipment, Our company is mainly engaged in stacked screw sludge dewatering machines, PAM integrated dosing devices, sludge low-temperature drying systems, solid-liquid separators, other sewage treatment equipment, mainly serving municipal, food, petrochemical, aquaculture, papermaking, leather, brewing, printing and dyeing, chemical, pharmaceutical, medical and other industries. Adhering to many years of practical experience and research and development in the production of environmental protection equipment, the company is AAA-level contract-oriented and trustworthy and has obtained several patents and quality management system certifications, environmental management system certifications, and occupational health and safety management system certifications.
25 Sep,2025
18 Sep,2025
11 Sep,2025
04 Sep,2025
When selecting a solid-liquid separator, separation efficiency and effect are one of the core considerations, which are directly related to the performance, processing capacity and quality of the final product of the equipment.
1. Definition and importance of separation efficiency
Separation efficiency refers to the ability of a solid-liquid separator to separate solid particles from a mixed liquid under specific operating conditions. A high-efficiency separator can remove most of the solid particles from the liquid in a short time, improve the purity of the liquid or recover valuable solid substances. The level of separation efficiency directly affects the treatment effect of subsequent processes and the overall production cost.
2. Factors affecting separation efficiency and effect
Equipment type and principle
Centrifugal solid-liquid separator: Its separation efficiency depends on the density of the particles and the viscosity of the liquid. The larger the specific gravity of the particles, the lower the viscosity and the better the separation effect. For large specific gravity particles larger than 40 microns, the separation efficiency can be as high as 98% or more. This equipment separates solid particles from liquids through the centrifugal force generated by high-speed rotation, and is suitable for processing solid-liquid mixtures containing larger particles.
Screw extrusion solid-liquid separator: Although its processing capacity is relatively low, it has a good separation effect for materials with high viscosity and high oil content (such as chicken manure), and the solid content of the slag can reach about 60~70%.
Inclined screen solid-liquid separator: The material is screened and dehydrated through the screen, which is suitable for treating thinner dirt, and the separation rate of suspended matter can reach more than 95%, and the solid content of the slag can reach more than 35%.
Material characteristics
The physical and chemical properties of the material (such as density, viscosity, particle size distribution, solid content, etc.) directly affect the separation efficiency and effect. For example, high-viscosity materials may require more complex separation processes or higher-performance separators.
Operating conditions
The optimization of operating parameters (such as speed, pressure, temperature, etc.) is crucial to the separation efficiency and effect. Reasonable operating conditions can maximize the performance of the equipment and improve the separation efficiency.
Equipment design and manufacturing quality
The design rationality and manufacturing quality of the equipment directly affect its separation efficiency and effect. High-quality equipment usually adopts advanced manufacturing processes and materials, and has higher durability and stability.
3. Methods for evaluating separation efficiency and effect
Laboratory test
Before purchasing, laboratory tests can be used to evaluate the separation efficiency and effect of solid-liquid separators of different models and brands. The test should simulate actual working conditions to ensure the accuracy and reliability of the test results.
On-site trial operation
Trial operation at the actual production site is the most direct way to evaluate equipment performance. Through trial operation, key indicators such as separation effect, processing capacity and stability of the equipment can be observed.
Reference to user feedback
Understanding the use experience and feedback of other users is also an important way to evaluate the separation efficiency and effect of the equipment. Relevant information can be obtained by communicating with peers, consulting industry reports or consulting professional organizations.
When selecting a solid-liquid separator, it is necessary to comprehensively consider the impact of factors such as equipment type, material characteristics, operating conditions, and equipment design and manufacturing quality on separation efficiency and effect. The performance of the equipment is evaluated through laboratory testing, on-site trial operation and user feedback to ensure that the selected equipment can meet actual needs and bring good economic and social benefits. At the same time, with the continuous advancement of technology and the continuous development of the market, the continuous emergence of new solid-liquid separators also provides users with more choices and possibilities.