A mobile crusher is a portable crushing and screening facility that is used to process raw materials such as rocks, construction debris, concrete, asphalt, or mineral ores. Its most significant feature is mobility—it can be transported between various locations and quickly assembled on-site for crushing operations.

What Does It Do?

Mobile crushers crush raw materials into smaller, reusable aggregates. These crushed materials can be used in construction, road base, concrete mixing, or backfill. They are particularly valuable in urban demolition projects and short-term construction sites where a fixed plant would not be practical.

How Does It Work?

  1. Raw material is fed into the machine via a vibrating feeder.

  2. The primary crusher (jaw crusher or impact crusher) performs initial breaking.

  3. Crushed material is conveyed to a secondary or tertiary crusher (cone or impact crusher).

  4. The material passes through vibrating screens to be sorted by size.

  5. Conveyor belts transport the final products to stockpiles or trucks.

  6. The whole unit is powered by a diesel generator or connected to a local electricity supply.

Where Is It Used?

  • Temporary construction sites

  • Road, bridge, dam, and airport projects

  • Quarry and mine operations

  • Concrete and asphalt recycling

  • Urban redevelopment and demolition projects

2. What is a Crusher, What Does It Do, How Does It Work, and Where Is It Used?

A crusher is a mechanical system used to reduce large rocks, mineral ores, or demolition waste into smaller, manageable sizes. It consists of components like crushers, feeders, screens, and conveyor belts. Crushers can be stationary or mobile.

What Does It Do?

It transforms unprocessed raw materials into construction-ready aggregates of various sizes. These aggregates are essential for making concrete, asphalt, and other construction materials.

How Does It Work?

  1. Large materials are fed into a primary crusher (jaw or impact type).

  2. Material is then passed to secondary or tertiary crushers for finer reduction.

  3. Screens classify the crushed material based on size.

  4. Conveyors transport the sorted material to storage or loading areas.

Application Areas

  • Aggregate production for concrete and asphalt

  • Mining and mineral processing

  • Infrastructure projects

  • Industrial and recycling facilities

3. What Are Mobile and Stationary Crushers? What Are Their Differences? Where Are They Used?

Mobile crushers are machines mounted on tracks or wheels that can be transported between sites. Stationary crushers, on the other hand, are fixed installations designed for long-term, large-scale operations.

Differences:

  • Mobility: Mobile crushers are portable; stationary crushers are fixed.

  • Installation Time: Mobile systems require minimal setup; stationary plants require full construction and groundwork.

  • Energy Source: Mobile systems often use diesel generators; stationary units typically use grid power.

  • Production Capacity: Stationary systems support higher throughput.

  • Cost: Mobile units are more expensive initially but cost-effective for small or moving projects.

Applications:

  • Mobile Crushers: Urban demolition, recycling, small construction sites.

  • Stationary Crushers: Mining, large quarry operations, high-volume production facilities.

4. What is a Mining Crushing and Screening Plant, What Does It Do, How Does It Work, and Where Is It Used?

A mining crushing and screening plant is an industrial facility designed to reduce and classify ores extracted from the ground. These plants process the mined material into sizes suitable for further processing, refining, or transport.

What Does It Do?

The primary goal is to break down raw mineral ores into manageable sizes, enabling further stages like grinding, flotation, or leaching. It also prepares material for stockpiling or shipment.

How Does It Work?

  1. Raw ore is transported to the facility via trucks or conveyors.

  2. Feeders send the material to the primary crusher.

  3. Secondary and tertiary crushing units further reduce the size.

  4. Vibrating screens separate the material by particle size.

  5. Final products are stockpiled or sent for further processing.

Where Is It Used?

  • Metal ore processing (iron, copper, gold, etc.)

  • Industrial minerals (bauxite, limestone, feldspar)

  • Power generation, metallurgy, construction materials

  • Cement and aggregate industries