Rotary-screw compressors are known for their reliability, longevity and infrequent maintenance. As such, key industries, such as molded plastics, rely heavily on these nonstop workhorses for blow ...

A compressor oil is used to lubricate both the working parts and the pressurized spaces in a compressor. The purpose of the lubricant in the pressurised section is not only to reduce friction and wear ...

One of the newer technologies involves twin screw compressors. This article will look at service-related aspects of such a unit. The screw compressor is a positive-displacement rotary mach-ine.