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This article explains in detail the fundamental differences between high-pressure water screw compressors and high-pressure oil-free screw compressors in terms of working principles, applicable scenarios, gas purity requirements, and maintenance key points, helping users make reasonable selections based…

This article outlines the key regulations regarding oil content in air separation cold boxes, citing GB/T 13308—2011, JB/T 13795—2020, and technical agreements from major manufacturers to clarify the oil content limits (usually ≤0.003–0.01 mg/m³) and the underlying safety…

Typical drive power for screw air compressors at an exhaust volume of 20 m³/min and a pressure of 10 kilograms (1.0 MPa) is 132–160 kW. Actual power is influenced by efficiency, inlet conditions, and system configuration; when selecting…

This paper introduces the key points of system maintenance of non-oil-water screw compressor (water lubricated air compressor) in Hangzhou, covering water quality management, waterway cleaning, key parameter monitoring and preventive maintenance cycle, emphasize the importance of localization service…

In ISO 8573 standard, Class 1 compressed air quality requires very low particle concentration (≤ 0.01 µm), which needs to be supported by multi-stage precision purification system; 1 micron filter usually only meets Class 4 or 5 level,…

The water-lubricated screw compressor produced in Jiangsu uses water as the lubricating medium to realize true oil-free compression, and outputs ISO 8571-1 Class 0 Clean Air, which is widely used in medicine, food, electronics and other industries that…

This paper analyzes the definition, influencing factors and mutual relations of air compressor intake pressure and exhaust pressure, clarifies the influence of pressure difference on operating efficiency and equipment life, and emphasizes the importance of monitoring these key…

The climate characteristics in Baoding area are easy to cause the high water content of air output by mobile air compressor used in construction site, causing equipment corrosion, poor spraying and pneumatic system failure. This paper analyzes the…

The transformation of Shanghai Medical Air compressor focuses on upgrading to GMP compliant oil-free compressed air system, covering key links such as equipment replacement, multistage filtration, deep drying and online monitoring, help medical institutions and pharmaceutical companies meet…

This paper introduces the market reference quotation range and influencing factors of water lubrication oil-free screw type air compressor in Zhenjiang area, covering exhaust volume, brand configuration and clean compressed air application scenarios, which are medicine, users in…