How should I choose between oil-free and oil lubricated rotary compressors?
A lubricated air compressor or an oil-free air compressor is one of the choices that are made when choosing an air compressor. What are the differences between them? Which is best for you and your business ? In general, air compressors draw in air from the atmosphere and compresses air into a storage tank from where compressed air is distributed to the point of use. What is a Lubricated Air Compressor ? In a lubricated air compressor, the lubrication oil keeps the rotary elements running smoothly without damaging the mechanism and helps to maintain air compression efficiency. In a lubricated compressor, oil is used for three main reasons : To dissipate the heat generated. To provide adequate lubrication of the moving parts (bearings and gears). The oil acts as a sealant . What are Oil-Free Compressors ? On the other hand, an oil-free air compressor does not use any oil in the compression chambers. The screw or the rotary element is distantly positioned and maintaine...