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Screw Press Dewatering: Working Principle, Benefits & Applications
QXWL-800 is a high-efficiency microfiltration solid-liquid separation equipment designed for industrial wastewater treatment. Its core adopts precision microfiltration membrane technology, which can effectively intercept suspended solids, colloids and macromolecular pollutants, with a separation accuracy of 0.1-10 microns, clear effluent, and meets reuse or discharge standards. The main body of the equipment is made of corrosion-resistant stainless steel, suitable for high-load operation, with a processing capacity of 800L/H, low energy consumption and high degree of automation, supporting PLC control and remote monitoring. It is suitable for wastewater pretreatment or deep treatment in electroplating, food, pharmaceutical and other industries. It has a compact structure and convenient maintenance, which improves wastewater treatment efficiency and environmental compliance.
|
Equipment Model |
QXWL-800 |
|
Treatment Capacity |
10-30 m³/h |
|
Equipment Dimensions |
L 5660 mm × W 1090 mm × H 2019 mm |
|
Machine Weight |
980 kg |
|
Total Power Consumption |
8.1 kW |
The Microfiltration Solid-Liquid Separator is a precision-engineered piece of equipment designed for the continuous removal of suspended solids from fluid streams. Utilizing a specialized stainless steel wedge wire screen or high-density filter cloth, this system effectively isolates fine particulate matter, making it a critical component in pretreatment for sewage treatment plants and industrial process water recovery. By integrating mechanical filtration with gravitational flow, the device achieves high flow rates while maintaining low operational energy requirements.
The core functionality revolves around a rotating drum or fixed mesh assembly that captures solids as raw effluent passes through the media. This mechanical rotary drum filter mechanism prevents the buildup of sludge on the filtration surface, ensuring consistent hydraulic throughput. The structural components are primarily fabricated from SUS304 or SUS316L stainless steel to ensure resistance against corrosion in aggressive chemical environments such as tannery wastewater treatment or petrochemical fluid processing.
| Model Parameter | QX-MF-500 | QX-MF-1000 | QX-MF-1500 |
| Drum Diameter (mm) | 600 | 800 | 1200 |
| Filtration Precision (μm) | 20 - 500 | 20 - 500 | 20 - 500 |
| Treatment Capacity (m³/h) | 30 - 60 | 80 - 120 | 150 - 250 |
| Motor Power (kW) | 0.75 | 1.5 | 2.2 |
| Inlet SS Concentration (mg/L) | ≤ 2000 | ≤ 2000 | ≤ 2000 |
This equipment is engineered for diverse industrial effluent filtration requirements. In the pulp and paper industry, it facilitates fiber recovery from white water. For aquaculture water recycling, it removes uneaten feed and metabolic waste to maintain water quality. Furthermore, it serves as a robust pre-filtration solution for membrane bioreactors (MBR), significantly reducing the organic load and protecting sensitive downstream membranes from physical damage.
Microfiltration serves as a critical primary solid-liquid separation stage. By removing up to 80% of suspended solids prior to biological treatment, it reduces the Chemical Oxygen Demand (COD) and Biological Oxygen Demand (BOD) loading. This efficiency is a hallmark of the solutions provided by Yangzhou Qinxin Environmental Protection Technology Co., Ltd. As an enterprise combining industry and trade, we leverage our AAA-level contract-oriented status and multiple patents to deliver equipment that stabilizes downstream processes. Our sewage treatment equipment, including the stacked screw sludge dewatering machine and PAM integrated dosing devices, ensures that municipal and industrial facilities achieve regulatory compliance with reduced operational costs.
The maintenance focus is primarily on the integrity of the filter media and the lubrication of the drive motor. The microfiltration solid-liquid separator is designed for 24/7 operation with minimal manual intervention due to its self-cleaning cycle. Yangzhou Qinxin Environmental Protection Technology Co., Ltd. supports global clients—particularly in Southeast Asian countries—with robust technical support and ISO-certified management systems (Quality, Environmental, and Occupational Health and Safety). Our dedicated team ensures that every sludge low-temperature drying system and solid-liquid separator we manufacture meets the high-end market standards required by the petrochemical, pharmaceutical, and food processing industries.
Factory Area
Honorary Certificate
Yangzhou Qinxin Environmental Protection Technology Co., Ltd. is China Custom Waste Water Treatment Microfiltration Solid-Liquid Separator QXWL-800 Suppliers and Waste Water Treatment Microfiltration Solid-Liquid Separator QXWL-800 Company. 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 Waste Water Treatment Microfiltration Solid-Liquid Separator QXWL-800, 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 a number of patents and quality management system certifications, environmental management system certifications, and occupational health and safety management system certifications.
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