The staff at Active Air Industries Ltd. in Langley has assembled this resource to help you solve some common compressor questions. Of course, we are always happy to speak with you directly about any equipment questions you may have. Feel free to call us from Monday through Friday. We will also help you understand the basic terminologies regarding air compressors and other such products!
Cubic feet per minute
One horsepower will provide about 4 cubic feet of compressed air at 100 pounds per square inch—a 10 HP compressor will provide approximately 40 CFM.
Compressor ROM =
motor pulley diameter X motor RPM compressor pulley diameter
Pounds per square inch
Oil - Piston Compressors - Use a 30W non-detergent compressor oil.
Oil - Rotary Compressors - It is highly recommended that all rotary compressors use synthetic lubricants.
Cfm Requirements for Typical Uses
|Tools||CFM Required,T 100 PSIG|
|3/4" Impact Wrench||35|
|5" Vertical Grinder||35|
|Rammers – Medium||34|
|Air Motor – 1HP||25|
|Air Motor – 2HP||50|
|Air Hoist – 1000lbs||one cubic foot,per foot of lift|
|Paint Spray Gun||20|
|8" Circular Saw||45|