RQI, Inc is located in Hickory, PA, south-west of Pittsburgh, Pennsylvania. We are a firm that specializes in custom design and manufacture of high quality rotors for impact crushers. Our products meet or exceed OEM specifications. We have well over 45 years of impactor design, manufacture and application experience. We have hands-on experience with more than 1000 impactors. We also hold several U.S. and foreign patents for impact crushers and crusher components.
Rock Systems, Inc. provides material handling solutions and rock processing equipment for ‘the crust of the earth’ to support the construction, mining and recycle industries. With over 50 years of experience, our company offers complete processing systems or individual components including...
Lovejoy LLC is a world leader in the manufacture and sales of standard and specialty power transmission couplings as well as carrying a full line of dampening components. Founded in 1900, Lovejoy offers more than 20,000 couplings of different styles, shapes and sizes to meet the needs of...
RQI Carrier Bars are cast alloy steel, triple heat treated, x-rayed and machined as necessary. They fit exactly like OEM bars. RQI Caps are cast manganese steel. Hardened steel alloy Caps are available for certain secondary applications.
- Our system requires no welding.
- Our replaceable caps... Read more
RQI, Inc. manufactures rotors and rotor parts for use in a specific style of rock crushing machine called an Impact Crusher, or an Impactor. Impactors use high speed collisions between the rock and both moving and stationary bars inside the machine, as well as rock on rock collisions. These... Read more