Inquiry (采购产品): RPM-PRESSURE EQUATION What is the relation between the preasure and the RPM On the grinder it says that 90 psi gives about 22000 RPM, What if I wanted to have 2000 RPM only ? **** Hidden Message ***** Andrew Kiela L7L6K4 CAN Company: LTS Title: Technologist E-mail: akiela@liburdi.com **** Hidden Message ***** akiela@liburdi.com