ONYX CORP. MORE THAN DOUBLES ANNUAL OUTPUT, · Onyx Corp. recently worked with local dealer Powerscreen New England on a large scale new plant installation. "We were one of the first in the United States to use the Premiertrak 600 jaw plant. Now we can do 550 to 700 tph where before we could only do up to ...A flexible future, · The county upgraded the electrical system to provide the required voltage to support the new mobile plant, which was commissioned in November 2019 and consists of a UJ640 primary mobile jaw crusher, a US550E secondary cone crusher, aJAW CRUSHER RETRACTION ASSEMBLY, · A jaw crusher retraction assembly having a base, a first and second mount boss, a resiliently biased component and an actuating cylinder. The cylinder and resiliently biased component are mounted axia 1. A jaw crusher retraction assembly comprising: a base ...Crusher, · A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust.Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated.P&Q University Lesson 7, · Jaw crusher units with extra-long, articulated crusher jaws prevent coarse material from blocking while moving all mounting elements of the crusher jaw from the wear area. A more even material flow may be affected if the transfer from the prescreen or the feeder trough is designed so material simply tilts into the crushing jaw..