Fine Jaw Crusher Stone Crusher Equipment 5TPH-200TPH Capacity

Product Specification

Fine Jaw Crusher

1.Product Introduction

The jaw crusher is a mechanical device widely used for primary crushing of materials such as ore and rock. Since its introduction in 1858, its structure has continuously evolved while maintaining the same fundamental principle, becoming an indispensable key piece of equipment across multiple industries including mining, metallurgy, construction, road engineering, and chemical processing.

2.Application

Its applications are extensive, primarily covering the following fields:

• Mining and Metallurgy: Efficiently crushes various hard ores and rocks, providing raw materials for subsequent mineral processing and smelting operations.

• Construction Industry: Used to crush limestone, granite, and other materials for producing construction materials like concrete and mortar, while also processing construction waste to achieve resource recycling.

• Road and Railway Engineering: Provides the crushed aggregate required for subgrade and pavement construction.

• Chemical and Other Industrial Sectors: Processes relevant raw materials.

3.Working Principle

The working principle of the jaw crusher is based on the periodic reciprocating squeezing motion between the movable jaw and the fixed jaw. The motor drives the eccentric shaft to rotate via the pulley, thereby moving the movable jaw plate. When the movable jaw approaches the fixed jaw, material between the jaw plates is crushed through a combination of compression, splitting, and bending forces. As the movable jaw retracts, the crushed material discharges through the outlet under gravity. Based on the movable jaw's motion trajectory, these crushers are primarily categorized into simple swing and complex swing types. The complex swing jaw crusher applies crushing force to the material for most of the eccentric shaft's rotation. Its upper jaw movement trajectory approximates a circle, the middle section follows an elliptical path, and the lower section traces an arc. This design typically yields about 30% higher production capacity than simple swing jaw crushers of the same specification. However, the larger vertical stroke may also lead to increased jaw plate wear and excessive crushing of the product.

4.Advantages

• Simple structure, reliable operation, easy maintenance: Its mechanical design is straightforward, ensuring stable performance and low operational costs.

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  High crushing efficiency, strong processing capacity: Rapidly crushes materials, with a complex oscillating design further enhancing feed capacity and output.

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  Uniform product particle size, high crushing ratio: Produces uniformly sized materials meeting stringent particle size requirements.

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  Flexible adjustment and strong adaptability: Utilizes wedge, shim plate, or hydraulic adjustment mechanisms to flexibly modify discharge opening size, accommodating diverse crushing requirements and final product specifications.

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  Environmentally friendly operation: Features labyrinth seals to effectively minimize dust dispersion; acoustic structures help control operational noise, creating a cleaner, quieter working environment.

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  High equipment cost-effectiveness: Compared to conventional models with equivalent capacity, the complex swing-type design is lighter (approximately 20%-30% lighter), resulting in lower installation costs and excellent overall economic performance.

5.Technical Specifications

6.Our Solutions