This heavy-duty single toggle jaw crusher is specially optimized for high-hardness materials. The unique single toggle simple swing structure makes the movable jaw bear uniform crushing force, effectively solving the problem of rapid wear of ordinary crushers when crushing hard rocks. The thickened welded frame and large-diameter forged eccentric shaft provide super structural rigidity and impact resistance. Compared with double toggle models, it has stronger overload resistance and lower operating wear, becoming the preferred primary crushing equipment for large hard stone quarries.

| Model | Feed Opening Size (mm×mm) | Max Feed Particle Size (mm) | Discharge Opening Adjustment Range (mm) | Processing Capacity (t/h) | Eccentric Shaft Speed (r/min) | Motor Power (kW) | Weight (Without Motor) (t) |
|---|---|---|---|---|---|---|---|
| PEJ-900×1200 | 900×1200 | 750 | 95-165 | 180 | 180 | 110 | 55.4 |
| PEJ-1200×1500 | 1200×1500 | 1000 | 115-195 | 310 | 135 | 160 | 110.4 |
| PEJ-1500×2100 | 1500×2100 | 1300 | 135-225 | 550 | 100 | 250 | 187.7 |
The equipment uses crank-linkage single toggle transmission mechanism. The eccentric shaft drives the connecting rod and toggle plate to push the movable jaw for regular arc reciprocating swing. Hard rocks entering the crushing cavity are squeezed and broken by huge mechanical pressure. The single swing track reduces ineffective vertical movement, concentrates kinetic energy on material extrusion, and greatly improves crushing efficiency for high-hardness stones.
Granite and basalt quarry primary crushing, hard ore mining, large stone plant raw material processing, high-strength rock resource development projects.
Yes, heavy-duty single toggle structure is specially designed for high-hardness rock crushing.
Single arc swing reduces vertical friction, focusing force on material extrusion.
Heavy-duty structural design supports long-term full-load continuous production.