Mobile Crushing and Screening Plant and Screen Types

What is a Mobile Crushing and Screening Plant?

A mobile crushing and screening plant is a portable system used in industries like construction, mining, and quarries for the crushing, screening, and sizing of stones or raw materials. Unlike fixed plants, mobile plants can be moved and adapted to different projects. This offers a significant advantage, especially for on-site work, as the plant can process materials directly at the site, preventing material loss and saving time.

A mobile crushing and screening plant typically consists of a few key components:

  • Crushers: These reduce stones or raw materials into smaller sizes.

  • Screens: These separate materials based on their sizes, allowing for the desired product to be obtained.

  • Conveyors: These are used to transport the materials.

Types of Mobile Screens

Screens are one of the key components of a mobile crushing and screening plant. They are used to separate materials based on their sizes and play a crucial role in the plant’s efficiency. Different types of screens are selected based on the type of material being processed and the intended use. Here are the most common types of mobile screens:

  1. Vibrating Screens
    Vibrating screens are primarily used to separate stones and other hard materials. These screens allow for fast passage of materials, ensuring a more efficient screening process. There are two main types:

    • High-frequency vibrating screens: Used for separating finer materials.

    • Low-frequency vibrating screens: Effective for separating larger materials.

  2. Drum Screens
    Drum screens are typically used for separating larger materials. These screens use rotating drums to perform the screening. The rotary movement allows for the efficient separation of larger stones and materials.

  3. Counterflow Screens
    These screens operate based on moving the materials in the opposite direction. This ensures more homogeneous separation and a more efficient screening process.

  4. Hybrid Screens
    Hybrid screens combine multiple types of screens in a single system. These systems provide greater efficiency across a wide range of materials.

Advantages of Mobile Crushing and Screening Plants

  1. Ease of Relocation
    Mobile plants can be used in different site projects, allowing for labor, material, and time savings.

  2. Flexibility and Variety
    Different screen types allow mobile plants to be customized to a variety of materials. Additionally, users can adjust the system based on their needs.

  3. Lower Costs
    Compared to fixed plants, mobile plants require lower initial investments and incur lower maintenance costs.

  4. Reduced Environmental Impact
    Mobile plants are also considered more environmentally friendly. Unlike fixed plants, they can be moved, which reduces environmental impacts.