Year: 2026
What Chinese national standards must compressed air used in direct contact with food comply with?
In food production, the quality of compressed air that comes into direct contact with food is of paramount importance. This article analyzes the core requirements for food-grade compressed air as specified in China’s national standards, covering critical parameters…
Features of Shanghai Oil-Flooded Air Compressors
This article provides a detailed analysis of the key features of oil-injected air compressors, which are widely used in the Shanghai region. As a common power‑generating device in industrial production, oil‑injected screw compressors have become the preferred choice…
Unit for Measuring Oil Content in Compressor Discharge Gas
The oil content in compressor discharge gas is a critical technical parameter for assessing equipment operational condition and gas purity. Selecting an appropriate testing laboratory to conduct oil-content analysis ensures the accuracy and reliability of the results. This…
What is the standard value for dry compressed air?
The quality of dried compressed air is directly critical to the stability and safety of industrial production. This article provides a detailed analysis of the provisions in the internationally recognized standard ISO 8573‑1 regarding compressed air quality classes,…
What is the air flow rate per square meter at a pressure of 6 kilograms?
This paper examines the calculation of gas flow rate under a pressure of 6 kgf/cm². It clarifies the physical concepts of pressure and flow rate, corrects the common misconception of using “per square meter” as a unit, analyzes…
For air separation units, should a centrifugal compressor or a screw compressor be used?
The selection of the core power equipment in an air separation unit directly affects the system’s operational efficiency and economic performance. This paper conducts an in-depth comparison of the application characteristics of centrifugal compressors and screw compressors in…
Price of oil-free, water-lubricated air compressors in Yancheng
This article examines the price structure and influencing factors of oil-free, water-lubricated air compressors in the Yancheng region. Due to their environmental friendliness and high efficiency, these compressors are widely used in industrial applications. Their pricing is shaped…
The role of air compressors in battery cell laboratories
In the battery‑cell laboratory, the development and testing processes place extremely stringent demands on the quality and stability of compressed air. As a core piece of power equipment, the air compressor not only supplies clean‑air actuation to pneumatic…
Latest comments