

The Fine Jaw Crusher(an abbreviation for "Fine Crushing Jaw Crusher") is a core component within the jaw crusher series, specifically engineered for medium and fine crushing tasks.
• Positioning: It serves as the secondary crushing device within the overall crushing process. Its primary function is not to process massive raw boulders, but rather to take material that has already undergone primary crushing (typically ranging in size from 100 to 300 mm) and further reduce it to a finer particle size (typically controllable within the range of 10 to 50 mm).
• Working Principle: Consistent with all jaw crushers, its operation is based on the periodic reciprocating motion of a "moving jaw" relative to a "fixed jaw." Within the crushing chamber—formed by two jaw plates (liner plates)—material is crushed through a combined action of compression, grinding, and splitting. A key design feature is its deep crushing chamber with a "no-dead-zone" configuration, ensuring that material undergoes thorough and effective crushing while inside the chamber.
Distinguished by its simple structure, reliable operation, adjustable discharge size, ease of maintenance, and high cost-effectiveness, the Fine Jaw Crusher has become an indispensable piece of equipment in small-to-medium-scale crushing production systems. When selecting a model, users should carefully consider material characteristics, required production capacity, and desired finished product granularity. Furthermore, it is crucial to prioritize system coordination with ancillary equipment—such as feeders, screens, and conveyors—to ensure the crusher operates at its peak efficiency.
| Model | PEX-250x1000 |
|---|---|
| Feeder Opening Size(mm) | 250x1000 |
| Max. Feeding Size(mm) | 210 |
| Outlet adjusting Size(mm) | 15-60 |
| Motor Power(kw) | 30 |
| Capacity(t/h) | 15-52 |
| Overall Dimension(mm) | 1730x1950x1400 |


| NO. | Product Name | Model | Quantity |
|---|---|---|---|
| 1 | Hopper | - | 1 |
| 2 | Vibrating feeder | ZSW1142 | 1 |
| 3 | Jaw Crusher | PE750x1060 | 1 |
| 4 | Fine Jaw Crusher | PEX-250x1200 | 4 |
| 5 | Vibrating Screen | 4YK2160 | 1 |
| 6 | Belt conveyor | B1000 | 4 |
| 7 | Belt conveyor | B650 | 5 |
The equipment's geometric dimensions determine its processing capacity.
• Feed Size: The PE250x1000 has a maximum feed size of 210mm. This means your raw material (such as blasted raw stone) must be able to pass through this size feed opening. If your raw material is generally larger than 250mm, you should consider a larger model.
• Discharge Size: The discharge opening can be adjusted from 20-60mm. This means the crushed product size is roughly within this range. If you have specific requirements for the stone size after primary crushing (for example, requiring stones under 40mm to enter the next cone crusher), this range must meet your process requirements.
The PE250x1000's core advantage lies in its cost-effectiveness.
• Initial Investment: Compared to larger-capacity jaw crushers, its purchase cost is lower, making it suitable for those on a limited budget or first-time investors.
• Operating Costs: Its simple structure means low failure rates and easy maintenance.
The relatively small size of the core wear parts (jaw plates) reduces replacement costs and frequency compared to larger equipment. This is crucial for controlling long-term operating costs.
Please understand that the PE250x1000 typically plays the role of "primary crushing (coarse crushing)" in an entire production line.
• Connecting Role: It connects to the feeder, receiving raw material from the stockpile or dump truck.
• Connecting Role: It connects to the secondary and tertiary crushing equipment (such as an impact crusher or cone crusher), providing them with raw material of appropriate and uniform particle size.
• Key Decision: Does your overall process design require a coarse crushing stage of this capacity and particle size? If so, the PE250x1000 is a strong candidate.
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