Used crushing units for sale (128)

Condition: new, Year of construction: 2025, functionality: fully functional, power: 55 kW (74.78 HP), ### Introduction to Jaw Crushers A jaw crusher is a type of primary crusher used in mining and ore processing plants. It works by using compressive force to break down large rocks into smaller, more manageable pieces. The machine consists of a fixed jaw and a movable jaw, which together create a V-shaped cavity called the crushing chamber. The movable jaw exerts force on the rock by forcing it against the stationary plate, causing it to break. Key Components: - Fixed Jaw Plate: Mounted in a fixed position. - Movable Jaw Plate: Mounted on a pitman that moves in a reciprocating motion. - Flywheel: Provides the necessary inertia for the crushing action. - Toggle Plates: Serve as a safety mechanism, ensuring that the jaw crusher operates efficiently and prevents damage. ### Working Principle The working principle of a jaw crusher is based on the reciprocating movement of the movable jaw against the fixed jaw: 1. Feeding: Large rocks are fed into the top of the crusher. 2. Crushing: As the movable jaw moves back and forth, it crushes the material against the fixed jaw. 3. Output: Crushed material is discharged from the bottom of the crushing chamber. ### Applications of Jaw Crushers Jaw crushers are versatile and can be used in a variety of industries and applications, including: 1. Mining and Mineral Processing: - Primary crushing of mined ore (gold, copper, iron, etc.). - Size reduction of rocks to facilitate further processing (e.g., milling). 2. Construction and Demolition: - Crushing of concrete, bricks, and other construction materials. - Recycling of building materials to create aggregate for new construction. 3. Aggregates Production: - Crushing of raw materials to produce aggregates for concrete and asphalt. - Production of road base and railway ballast. 4. Industrial Applications: - Crushing materials in chemical processing plants. - Size reduction of materials for production processes in various industries. 5. Environmental Management: - Processing of materials for landfill cover. - Recycling operations to reduce waste and promote sustainable practices. ### Advantages of Jaw Crushers - High Crushing Ratio: Capable of producing a range of material sizes with a single pass. - Durability and Reliability: Built to withstand heavy-duty use and harsh conditions. - Simple Structure: Easy to maintain and repair, with fewer components compared to other types of crushers. - Versatility: Suitable for various types of materials and a wide range of applications. - Energy Efficiency: Efficiently uses energy, making it cost-effective for operations. ### Examples of Use Cases Hfodpfxsq Nf Tvj Aayor - Mining Operations: Jaw crushers are used as primary crushers in mine sites to crush large rocks before being processed further in the milling process. - Construction Sites: Used to break down concrete and other building materials for recycling and re-use. - Aggregate Production: Integral in producing the base materials for construction and infrastructure projects. - Demolition Projects: Efficiently crushes and recycles materials from demolished structures. By understanding the introduction and applications of jaw crushers, businesses can make informed decisions about integrating this machinery into their operations for efficient and effective material processing.

Condition: new, Year of construction: 2025, Creating a cheap portable or mobile sand making plant involves optimizing costs while maintaining functionality and efficiency. Here's a basic outline of components and considerations for designing a cost-effective portable sand making plant: 1. Portable Sand Making Machine: - Select a cost-effective sand making machine that meets your production requirements. Consider factors like capacity, efficiency, and maintenance costs. - Look for options that offer good performance at a lower initial investment. 2. Screening Equipment: - Choose a portable screening unit to separate the sand into different sizes. This is crucial for producing high-quality sand with the desired particle size distribution. - Consider modular screening units that are easy to transport and set up. 3. Conveyor Systems: - Utilize conveyors to transport raw materials between different components of the plant. Opt for simple and reliable conveyor systems. - Explore cost-effective conveyor options that are easy to maintain. 4. Hopper and Feeder: - Incorporate a hopper and feeder system to ensure a continuous flow of raw materials to the sand making machine. This helps optimize the production process. - Choose a design that minimizes material spillage and wastage. 5. Power Source: - Consider energy-efficient power sources to reduce operational costs. This could include using generators or connecting to the electrical grid, depending on the availability and cost of electricity in your location. 6. Chassis and Mobility: - Opt for a simple and robust chassis design that allows for easy transportation. Depending on your needs, choose between wheels or tracks for mobility. - Aim for a design that facilitates quick setup and dismantling to save time and labor costs. 7. Control System: - Implement a user-friendly control system that enables operators to monitor and adjust the sand making process efficiently. - Consider automation features that enhance control and reduce the need for constant manual intervention. Hfodpoq N Ud Ijfx Aayjr 8. Dust Control and Environmental Considerations: - Integrate effective dust control measures to comply with environmental regulations and ensure a safe working environment. - Explore environmentally friendly features to align with sustainability goals. 9. Modular Design: - Consider a modular design for easy customization and scalability. This allows you to adapt the plant to varying production needs over time. 10. Used Equipment: - Explore the possibility of using refurbished or used equipment to cut down on initial costs. Ensure that the used equipment is in good working condition and can meet your production requirements. Remember that while cost optimization is important, it's crucial to maintain the quality and efficiency of the sand making process. Additionally, compliance with environmental regulations should be a priority. Always consider the specific requirements of your project and seek professional advice if needed.

Condition: new, Year of construction: 2025, functionality: fully functional, power: 75 kW (101.97 HP), Jaw crusher for stone & ore crushing in quarry and mining fields Model: PE600X900 Max input size: 500mm Hjdoq H Shcepfx Aaysfr Capacity: 80-135 t/h Motor: 75KW Weight: 15T Besides this models, we also have the other models like PE900X1200, PE500X750, PE250X400, PE400X600, etc, and we also have impact crusher, cone crusher, hammer crusher, vsi crusher, more important we can also provide complete stone crushing screening plant with capacity 30-1000 t/h, welcome to contact us for more details if you want a different model or the other type of crushing machine. You can leave us a message if you need a different model or a different type of crusher.