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Guangzhou Zhongleng Trading Co., Ltd.

Guangzhou Zhongleng Trading Co., Ltd.

What are the functions of refrigeration oil? Refrigeration oil is used to lubricate the moving parts inside a refrigeration compressor; it is commonly referred to as refrigeration oil or simply lubricating oil. For central air-conditioning systems, regular replacement of the refrigeration oil is essential to ensure smooth operation. Recently, the editor at Guangzhou Zhongleng was asked about the roles of refrigeration oil, and this article provides the answers.

2021-11-12

Guangzhou Zhongleng asks: What are the classifications of refrigerants?

Guangzhou Zhongleng asks: What are the classifications of refrigerants?

What are the classifications of refrigerants? Many people outside the industry aren’t entirely clear on this. In this episode, Guangzhou Zhongleng answers your questions and explains the different categories of refrigerants—let’s take a look.

2021-11-12

Guangzhou Zhongleng explains the requirements that refrigeration equipment compressors place on refrigerants.

Guangzhou Zhongleng explains the requirements that refrigeration equipment compressors place on refrigerants.

What are the classifications of refrigerants? Many people outside the industry aren’t entirely clear on this. In this issue, Guangzhou Zhongleng answers your questions and explains the different categories of refrigerants—let’s take a look.

2021-11-12

Guangzhou Zhongleng teaches you how to determine whether refrigeration oil has deteriorated.

Guangzhou Zhongleng teaches you how to determine whether refrigeration oil has deteriorated.

Deterioration of refrigeration oil can reduce its viscosity and even compromise the formation of an oil film, leading to bearing damage. Moreover, if two types of refrigeration oils contain antioxidants with differing chemical properties, their mixing may trigger chemical reactions that produce precipitates, thereby impairing compressor lubrication. Therefore, caution should be exercised when using such oils.

2021-11-09

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