Working Principles and Performance Advantages of Common Screening Equipment

In crushing, sand-making, and mineral processing operations, the screening process is an indispensable key step, and screening equipment comes in various types. Previously, friends have inquired about the differences between commonly used vibrating screens and how to select the right one. Recently, similar questions have been raised in comments. So, how do you choose the appropriate product for different applications? This article introduces the characteristics of several vibrating screens. Vibrating screens are the primary screening equipment used, so let's take a closer look at their respective operational features and performance advantages!

1. Linear Vibrating Screen

The screen surface is installed horizontally with a linear motion trajectory. It features a large screen area, strong amplitude, high screening efficiency, and substantial hourly throughput. However, it has a complex structure, high cost, high energy consumption, and difficult amplitude adjustment. Suitable for screening coarse, medium, and fine aggregate particles. In wet production, it can also serve as dewatering and desliming equipment.

2. Circular Vibrating Screen

The motor drives the eccentric weights of the exciter via a V-belt, generating high-speed rotation that produces significant centrifugal inertial force. This excites the screen box into circular motion with a defined amplitude. Material on the inclined screen surface receives impulse from the screen box, creating continuous throwing motion. As particles encounter the screen surface, those smaller than the screen openings pass through, achieving classification. Featuring a circular trajectory with an inclined screen surface, this vibrating screen allows trapped material to dislodge, minimizing screen clogging. It is suitable for coarse, medium, and fine grading.

3. Three-Axis Horizontal Screen

This vibrating screen operates along an elliptical trajectory, generating powerful vibratory force to ensure effective screening and classification. Its horizontal installation configuration significantly saves space and installation height. Widely used in hydropower, highway, railway, and construction sectors for processing sand and gravel aggregates, as well as in construction waste treatment systems for material classification and screening, it is also the preferred screening equipment for mobile crushing and screening stations.

The above represents OCP Heavy Industry's best-selling vibrating screen models. Both linear and circular vibrating screens can be customized with multiple screening decks to meet diverse customer requirements. For further information on vibrating screens, click online consultation for answers and quotes!