The principle of rotary screw air compression is really no different than reciprocating (piston) compression. Both are positive displacement machines that take in a fixed volume of air at atmospheric press.
[pdf] G 30-45 and G 55-75, Atlas Copco brings the power and durability of an industrial screw compressor to any type of small or medium sized industry. Rugged screw compressor technology for a 100% continuous duty cycle.
[pdf] The Ash Air range of oil lubricated screw air compressors are excellent all-in-one solutions for small and medium workshops, with energy cost savings of 30% - 35%. The most popular air compressors 10HP, 15HP, and 20HP are available as a full feature with integrated air dryer and receiver.
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