McCloskey J45 Jaw Crusher

McCloskey J45 Jaw Crusher

The J45 jaw crusher delivers exceptional power and efficiency, handling large volumes with precision and ease across tough applications.

With a 45″ x 27″ jaw and load sensors, the J45 maximizes material handling efficiency. Its heavy-duty BOFAR design, steep pan feeder chutes, and large 8 yd³ hopper prevent sticking and boost productivity. Designed for reliability, it offers easy maintenance access, including a low-profile main conveyor, ideal for high-capacity job sites.

McCloskey J45 Jaw Crusher - photo 2

Key features

  • 45″ x 27″ single toggle jaw
  • 350 hp (261 kW) C9 / C9.3 cat engine
  • Track or track c\w wheel bogie
  • Integrated hydraulic folding hopper
  • Integrated hydraulic folding stockpiling conveyors
  • I-beam plate fabricated chassis construction
  • Large gap between crusher discharge and main conveyor feedboot
  • Open chassis for ease of maintenance
  • Fast setup time

Technical specifications

Engine

350 hp (261 kW) C9 / C9.3 cat engine 275 hp (205 kW)

Jaw

45″ x  27″

Hopper

8 yd3

Grizzly feeder

42″ x 13’ 11″

Main conveyor width

42″

Main conveyor stockpile

12′ 9″

Side conveyor stockpile

8′ 2″

 
transport

Length

47′ 6″

Width

8′ 2″

Height

11′ 2″

Weight

103,400 lb

The J45 on East Coast job sites

The J45 is the jaw we see most on East Coast job sites, big enough for real quarry work at 45 x 27, mobile enough for a contractor crushing recycled concrete on site. The 350 hp Cat engine and load sensing feeder keep the chamber full without bridging.

For higher throughput look at the J50, and if your material is recycled concrete or asphalt an impactor like the I44 gives better product shape in one pass. Compare our full crusher range. We sell the J45 new and used, stock wear parts, and send MSHA certified techs to your site from Maine down to Georgia.

Tell us your material and target product and we will spec jaw settings and screens around it: get a quote.

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