1. Project Overview & Site Execution
This project is located in a major mining district in Mongolia, where the client handles highly abrasive gold ore with a Mohs hardness of 7. The primary goal was to establish a processing line that could handle 800mm raw gold ore and produce a fine 0-25mm discharge at a steady 250 TPH.
LOCATION
Mongolia
CAPACITY
250 TPH
MATERIAL
Gold Ore
PRODUCTS
0-10mm, 10-25mm
Project Site Snapshot & Execution Summary
This photo captures the primary crushing stage installation, utilizing a modular steel structure design which dramatically reduced on-site installation time and complexity.
"For hard rock with Mohs 7, the key is the coordination between the primary jaw and multi-stage cone crushers to minimize liner wear while maintaining high output."
2. Detailed Process Flow & Design Rationale
The system features a closed-circuit screening process that guarantees 100% of the material meets the size requirements. This robust setup not only ensures a 250 TPH capacity but also reduces the overall wear on the expensive grinding media in the next phase of gold extraction.
In the gold mining industry, "More Crushing, Less Grinding" is the key to profitability. Our engineers designed a Three-Stage Crushing Solution:
- Primary Stage: The PEW European Jaw Crusher handles the initial breakdown of massive ore blocks(<800mm).
- Secondary Stage: The HST Single-cylinder Hydraulic Cone Crusher provides powerful crushing force while allowing for easy adjustment.
- Tertiary Stage: The HPT Multi-cylinder Cone Crusher performs fine crushing, ensuring the final output is small enough to maximize the throughput of the client's ball mills.
3. Key Equipment Configuration List
We selected market-leading, durable models to ensure stable 24/7 operation and low maintenance costs.
4. Project Highlights & Value Creation
High Hardness Solution
Specifically designed for Mohs 7 hardness materials with wear-resistant parts
Three-Stage Crushing
Optimized 3-stage process ensures final output size <25mm with high efficiency
250TPH Stable Output
Continuous operation design considering 8-10% loss for guaranteed capacity.
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