Crushers are machines designed to break down large materials into smaller, more manageable pieces. They are commonly used in various industries such as mining, construction, recycling, and manufacturing. Crushers come in different types designed for different purposes. Some common types of crushers include:
- Jaw Crushers: These are used for primary crushing of large materials. They consist of a fixed plate and a movable plate that moves back and forth to crush the material.
- Cone Crushers: Cone crushers are used for secondary and tertiary crushing. They have a conical-shaped chamber and an eccentrically rotating mantle that gyrates within the chamber.
- Impact Crushers: Impact crushers use impact to reduce the size of materials. They involve the use of hammers or impact bars that strike the material, causing it to break.
- Gyratory Crushers: These are similar to jaw crushers but have a circular gap. Gyratory crushers are used for larger materials and often operate in open-pit mining operations.
- Roll Crushers: Roll crushers consist of two rotating rollers in close proximity. They are used to reduce the size of friable materials, such as coal and soft minerals.
- Hammermill Crushers: These crushers use rotating hammers to impact and break down materials. They are often used for materials like coal and agricultural products.
- Vertical Shaft Impact (VSI) Crushers: These crushers use the principle of impact and attrition to crush materials. They are commonly used for producing high-quality artificial sand and shaping aggregates.
- Cage Mills: Cage mills are used for crushing or pulverizing materials through impact and shear forces. They are often used for applications involving abrasive or non-abrasive materials.
If "the crusher" you're referring to is a specific product or technology made in Ethiopia, I recommend checking official Ethiopian government sources, industry news, or local manufacturing and technology websites for the most accurate and up-to-date information. If you can provide more details or context, I'll do my best to assist you further.