In general, they power numerous tools used for construction work or building, such as jackhammer, sanders, and grinders. Air compressors pump high-pressure air to fill up gas cylinders, to supply divers, to help in powering pneumatic HVAC control systems, and to power pneumatic tools.
Atmosphere compressors have many uses, including: supplying 
high-pressure Air Compressor For Dairy Equipment china climate to fill up gas cylinders, supplying moderate-pressure climate to a submerged surface supplied diver, providing moderate-pressure clean air for driving some office and school building pneumatic HVAC control program valves