For large-scale quarry aggregate production, the primary crushing stage determines the efficiency, stability, and final output quality of the entire crushing plant. The jaw crusher PE900X1200 is designed for processing medium and hard rocks such as granite, basalt, limestone, and river stone, providing high crushing capacity and consistent feed size reduction. With a 900 × 1200 mm feed opening, this heavy-duty jaw crusher can handle large quarry materials directly from blasting operations, reducing oversized rocks into suitable sizes for secondary crushing, screening, and aggregate production.

The PE900X1200 is a heavy-duty primary jaw crusher designed for continuous operation in abrasive quarry environments. Here are the core technical parameters that define its performance envelope:
| Parameter | Specification | Notes |
| Feed Opening (mm) | 900 × 1200 | Accommodates large blasted rock |
| Max. Feeding Size (mm) | ≤ 750 | Reduces reliance on upstream blasting |
| Discharge Opening Range (mm) | 95 – 165 | Flexible CSS adjustment for downstream processing |
| Processing Capacity (t/h) | 220 – 450 (peak up to 550) | Variable depending on CSS and material hardness |
| Motor Power (kW) | 132 | Typically equipped with 132kW |
| Eccentric Shaft Speed (r/min) | 200 – 208 | Optimized for high throughput and crushing efficiency |
| Total Weight (approx.) | 40.5 – 52 tons | Robust heavy-duty frame ensures stability |
| Overall Dimensions (mm) | ~3543 × 2689 × 3260 | Compact footprint for a machine of this capacity |
● Deep Crushing Cavity: Eliminates "dead zones," increasing material engagement and the crushing ratio. This design allows the machine to handle larger feed sizes more efficiently than shallower cavity designs .
● High Manganese Steel Jaw Plates: Standard wear parts are designed for the high-impact forces typical of hard rock (granite, basalt) with compressive strengths up to 320MPa .
● Heavy Eccentric Shaft: Provides the crushing force necessary to consistently break down large, blocky feed material.
The jaw crusher PE900X1200 is not a one-size-fits-all machine; it excels in specific operational scenarios:
● High-Volume Hard Rock Quarries (Granite/Basalt): Operating with a closed side setting (CSS) of ~140mm, this crusher consistently delivers 300+ t/h of -165mm material, feeding secondary cone crushers with a consistent and well-graded product .
● Large-Scale Aggregate Production Lines: As the primary stage in a 500-800 tph aggregate plant, the PE900X1200 pairs seamlessly with secondary crushers like cone or impact crushers to produce spec aggregates for concrete and asphalt .
● Cost-Effective Blast Reduction: The ability to accept 750mm feed means quarries can expand their blasting patterns, reducing powder factor and saving on explosive costs .

A Brazilian quarry company selected Baichy Machinery’s PE900X1200 jaw crusher for its granite aggregate production project. The customer was processing hard granite stone with a raw feed size of approximately 500-600 mm and required a stable primary crushing solution with a production capacity of around 300 tph. The final products were mainly used for construction aggregates, including 0-5 mm manufactured sand, 5-20 mm fine aggregate, and 20-30 mm road construction materials.
Based on the customer’s requirements, Baichy designed a complete primary crushing system with the PE900X1200 jaw crusher as the core equipment, combined with a vibrating feeder, vibrating screen, and belt conveyor system. The large 900 × 1200 mm feed opening allowed the crusher to directly process large granite blocks from the quarry, while its heavy-duty structure and optimized crushing chamber ensured stable operation under continuous production conditions.
After installation and commissioning, the crushing plant achieved an output of approximately 300 tph, meeting the customer’s aggregate production requirements. The PE900X1200 jaw crusher effectively reduced large granite rocks into suitable sizes for the secondary crushing stage, improving the overall efficiency and stability of the production line. The reliable performance of the equipment also helped reduce unexpected downtime and maintenance requirements in the quarry operation.
The customer gave positive feedback on Baichy’s equipment and service:
“The Baichy PE900X1200 has transformed our production line. We are now consistently hitting 300-350 TPH even with the hardest granite. What impressed us most was the local installation support provided by Baichy's technical team. The machine runs with minimal vibration, and the maintenance is much simpler than our previous European models. It is a cost-effective powerhouse that we highly recommend for South American quarry owners."
— Project Manager, Vitoria Aggregates, Brazil”
This Brazil project demonstrates the capability of Baichy PE900X1200 jaw crusher in large-scale quarry aggregate applications, especially for hard rock materials such as granite and basalt. Through professional equipment selection, customized crushing solutions, and on-site technical support, Baichy helps global quarry customers achieve reliable and efficient aggregate production.
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