Mobile Granite Cone Crusher Machine

In the rapidly evolving aggregate and mining industry, flexibility and efficiency are paramount. For contractors and mining operators dealing with hard abrasive materials, finding the right granite crusher machine is often the key to profitability. As a leading manufacturer, Liming Heavy Industry introduces its state-of-the-art mobile cone crusher solutions designed specifically to tackle the challenges of hard rock crushing while maximizing your Return on Investment.

Understanding the Challenge: Why is Granite Hard to Crush?

Granite is an igneous rock composed mainly of quartz, feldspar, and mica. It is renowned for its high compressive strength (typically 100-300 MPa) and extreme hardness (Mohs scale 6-7). While these properties make granite an excellent construction material, they also make it a “crusher killer.”

Industry Pain Points in Granite Processing

• High Wear Costs: Traditional crushers suffer from rapid liner wear when processing abrasive granite, leading to frequent downtime.
• Site Restrictions: Fixed production lines require complex civil engineering, making it difficult to move equipment as the mining face advances.
• Low Efficiency: Many granite crusher models struggle to produce a uniform particle shape (cubicity), resulting in a high percentage of needle-like particles that fail to meet high-grade construction standards.

The Solution: Liming K Series Mobile Cone Crusher

To address these pain points, Liming Heavy Industry developed the K Series Mobile Crushing Plant. This isn’t just a machine; it is a fully integrated mobile crushing line. By equipping the mobile chassis with our advanced HPT Series Multi-cylinder Hydraulic Cone Crusher or HST Series Single Cylinder Hydraulic Cone Crusher, we provide a solution that combines mobility with high-performance crushing.

This mobile cone crusher allows operators to drive directly to the mining site, eliminating the need for transporting raw materials and significantly reducing logistics costs.

Granite Processing Flow with Mobile Equipment

Processing granite typically involves a multi-stage approach to ensure the final product quality. Here is a typical workflow using Liming’s mobile equipment:

1. Feeding: Raw granite blocks are fed into the hopper by an excavator.
2. Primary Crushing: A Mobile Jaw Crusher breaks down large boulders into smaller stones.
3. Secondary Crushing (The Core): The K Series Mobile Cone Crusher takes over. Its laminated crushing principle effectively crushes the hard granite while shaping the aggregate.
4. Screening: The integrated vibrating screen separates the material into different sizes (e.g., 0-5mm, 5-10mm, 10-20mm). Oversized material is returned to the cone crusher for re-crushing.

Technical Specifications & Product Highlights

At Liming Heavy Industry, we do not compromise on quality. Our mobile stations feature robust chassis and world-class crushing units. Below are the core highlights of our K Series Mobile Cone Crusher:

Key Features

• Intelligent Control: Equipped with a PLC touch screen control system for real-time monitoring of oil temperature, pressure, and current.
• Laminated Crushing: Produces cubic end-products with higher bulk density, perfect for high-standard concrete and asphalt.
• Quick Setup: Hydraulic support legs allow for rapid installation without the need for concrete foundations.

Technical Parameter Comparison (K Series Mobile Cone Crusher)

Model	Main Unit Model	Max Feeding Size (mm)	Capacity (t/h)	Power (kW)
K3 Series Mobile Cone Crusher	HPT300 / HST250	220 – 240	120 – 450	250 – 315
NK Series Mobile Cone Crusher	NK1200C (New Gen)	190	150 – 350	280

Note: Specific capacity depends on the hardness of the granite and the discharge setting. Please consult Liming Heavy Industry engineers for detailed model selection.

Application Case: Granite Crushing in Southeast Asia

A prominent construction company in Southeast Asia needed to produce high-quality railway ballast. The raw material was hard granite.

• Challenge: The site was in a mountainous area with limited electricity and difficult terrain.
• Solution: They chose Liming’s K Series Mobile Crushing Plant (Configuration: Mobile Jaw + Mobile Cone).
• Result: The project achieved a daily output of 2,000 tons. The mobile cone crusher produced excellent particle shape, meeting the strict railway standards. The customer reported a 30% reduction in transportation costs due to the mobile nature of the plant.

Buying Guide: How to Choose the Right Granite Crusher Machine

Investing in a granite crusher is a significant decision. Consider the following factors:

1. Mobility Needs: If your project sites change frequently, a mobile plant is essential.
2. Output Requirement: Determine your tons per hour (TPH) needs. Liming offers models ranging from small-scale (100 TPH) to large-scale (600+ TPH).
3. Material Hardness: For granite, always choose a Cone Crusher over an Impact Crusher for the secondary stage to reduce wear costs.
4. After-Sales Service: Ensure the manufacturer provides spare parts and technical support. Liming Heavy Industry has a global service network.

Installation and Maintenance Guidelines

To ensure the longevity of your mobile cone crusher:

• Regular Inspection: Check the wear of the mantle and concave daily. Replace them before they wear through to the main body.
• Lubrication: Granite crushing generates dust. Ensure the dust seal is intact and change the lubrication oil regularly to prevent contamination.
• Load Management: Avoid running the machine empty or overloaded for extended periods. A “choke feed” is recommended for cone crushers to optimize particle shape.

Frequently Asked Questions (Q&A)

1. Can the mobile cone crusher process other materials besides granite?

Yes. While it is excellent for hard rocks like granite and basalt, it is also suitable for river pebbles, iron ore, and limestone.

2. What is the difference between HPT and HST cone crushers on the mobile station?

HPT is a multi-cylinder hydraulic cone crusher, offering higher crushing force and better shape. HST is a single-cylinder hydraulic cone crusher, known for its simplicity, efficiency, and ease of automatic control. Both are excellent for granite.

3. How long does it take to set up the K Series Mobile Plant?

Thanks to the hydraulic landing legs, the machine can typically be set up and ready for production within a few days, compared to weeks or months for static plants.

4. Does Liming Heavy Industry provide spare parts?

Yes, we manufacture and supply original OEM spare parts, including mantles, concaves, and eccentric bushings, ensuring perfect fit and durability.

5. Is the machine diesel or electric powered?

Liming’s mobile crushers typically use external electric power for cost efficiency. However, they can be equipped with diesel generator sets to operate in remote areas without grid access.

Conclusion

Choosing the right equipment is the first step toward a successful aggregate business. Liming Heavy Industry’s mobile cone crusher combines robust engineering with intelligent technology, making it the ideal granite crusher machine for modern operators.