How a Single CS Spring Cone Crusher Transformed Operational Efficiency for a Stone Quarry

For many mining and aggregate operations, the daily grind of equipment maintenance and inconsistent throughput can eat into margins faster than raw material costs. That’s exactly what happened at a mid-sized sand and gravel plant in northern China—until they switched to the CS Spring Cone Crusher.

The Problem: Manual Adjustments, Frequent Downtime

Before installing the CS model, operators spent an average of 45 minutes per shift manually adjusting the discharge opening using wrenches and shims—a process that required shutting down the machine. With three shifts a day, this meant nearly 2.5 hours of lost productivity. Maintenance teams also reported frequent wear on hydraulic components due to improper manual adjustments.

Result? Monthly output hovered around 12,000 tons with high labor input and rising energy bills. The quarry manager said it felt like “we were working harder just to stay in place.”

“We used to spend more time fixing our crusher than crushing rock. It was exhausting—and expensive.” — Zhang Wei, Operations Manager, Shanxi Aggregates Co.

The Solution: Hydraulic Lubrication System + Smart Design

The CS Spring Cone Crusher brought two game-changing features:

• Hydraulic adjustment system: Operators now adjust the discharge gap from the control panel—no tools needed. This cut setup time by 60%, from 45 mins to just 18 minutes per shift.
• Layered crushing principle: Instead of relying on impact, the machine uses compression forces to break stone uniformly, reducing fines and improving particle shape—key for concrete-grade aggregates.

Combined with a high-frequency eccentric shaft (up to 420 rpm) and optimized chamber design, the unit achieved consistent throughput even when processing hard materials like granite and basalt. In fact, one test run showed a 15% increase in monthly production within the first month of operation—without adding staff or changing operating hours.

Why It Works Across Materials

This isn’t just about efficiency—it’s about adaptability. Whether you're crushing limestone (soft), granite (hard), or basalt (abrasive), the CS cone crusher delivers stable performance because:

• Its multi-layer crushing concept reduces over-pulverization—less wasted energy, more usable product.
• The oil-cooled bearing system keeps temperatures low under heavy load, extending service life by up to 30% compared to older models.
• Smart sensors monitor pressure and vibration in real-time, alerting technicians before issues escalate.

These technical advantages translate directly into cost savings: reduced downtime, lower electricity consumption (average 12–15% less kWh/ton), and fewer spare parts replacements.

Ready to Reduce Your OPEX While Boosting Output?

If your team spends too much time managing equipment instead of growing production, it might be time to rethink your crushing strategy. The CS Spring Cone Crusher is built not just for performance—but for sustainability, simplicity, and long-term ROI.