Vertical Shaft Impact Crusher
HPPA Vertical Shaft Impactors (VSI) are designed to be used in tertiary or quarternary stage crushing. These vertical shafts produce large amounts of smaller particles with less operating cost and power consumption.
Specifications
2-stage and 3-stage
Capacity : 20 TPH to 500 TPH
Feed size : 300 - 700 mm and below
Output size : 40 mm and below
Price : INR 1.0 - 5.5 crore
Power Source : Electricity or diesel generators
Flexibility : Customized based on specific requirements
Who can use it?
Vertical Shaft Impact crusher are suitable for a wide range of applications including the production of high quality manufactured sand, well formed aggregates and industrial minerals. Crushers can also be used for shaping or removal of soft stone from aggregate.
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High reduction ratios
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Precise cubically shaped particles
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High-quality aggregate production
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Efficient energy use
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Consistent output
Why buy from HPPA?
ITD Cementation
"HPPA International's VSI crusher revolutionized our mining operations, increasing our production by 40% and reducing maintenance costs by 25% in the precious metals industry."
Tantia Constructions
"Thanks to HPPA International's VSI crusher, our glass recycling plant saw a 50% reduction in energy consumption, setting a new standard in sustainability for the recycling industry."
How does the crusher work?
Vertical Shaft Impact (VSI) crushers are commonly used in the mining and aggregate industries to produce finely crushed materials. They operate by utilizing the impact force generated by a high-speed rotor. Here's a basic overview of how VSI crushers work:
Feed Hopper: Raw materials are fed into the crusher through a vibrating feeder or a conveyor belt. The feeder ensures an even distribution of the material into the rotor.
VSI Crusher Components:
Rotor: The rotor is a key component that spins at high speeds. It is equipped with wear-resistant tips and a crushing chamber lined with wear-resistant plates. The rotor's high-speed rotation creates the necessary impact force to crush the material.
Feed Tube: The feed tube directs the raw material into the center of the spinning rotor. As the material enters the rotor, it is accelerated outward by centrifugal force.
Anvils or Rock Shelf: Depending on the VSI crusher design, the accelerated material is directed either towards stationary anvils or a rock shelf (autogenous crushing). The anvils or rock shelf serve as the surfaces against which the material is crushed.
Crushing Process:
Impact and Acceleration: The raw material is fed into the rotor, where it is rapidly accelerated outward. The high-speed impact with the anvils or the rock shelf breaks the material into smaller pieces.
Particle Collision: In some designs, the material also collides with other particles in the crushing chamber, which further reduces its size through inter-particle collisions.
Discharge: The finely crushed material is discharged through the bottom of the crusher. It can be collected in a bin or transported via a conveyor belt for further processing or use.
Select the crushers specifications
Questions about the crusher
How do I choose between a Vertical Shaft Impact Crusher (VSI) and a Horizontal Shaft Impact Crusher (HSI)?
The choice depends on the feed material characteristics and the desired product. VSIs are ideal for producing high-quality, cubical aggregates, while HSIs are suitable for more general crushing applications and can handle a wider range of materials.
Will wet, sticky materials impact the performance of a Vertical Shaft Impact Crusher?
Yes, wet, sticky materials can cause clogging and build-up within a VSI, leading to reduced efficiency and potential equipment damage. It's crucial to ensure the material is appropriately dried or use a different crusher better suited for such materials.
What alternative crushing technologies should I consider besides Vertical Shaft Impact Crushers?
Consider Jaw Crushers, Cone Crushers, and Roll Crushers. Each has its advantages depending on the specific needs of your operation, such as the type of material being processed and the desired output.
What is the typical reduction ratio for a Vertical Shaft Impact Crusher?
VSIs typically have a reduction ratio of 4:1 to 8:1, depending on the model and the characteristics of the feed material.
What materials can Vertical Shaft Impact Crushers handle effectively?
They are effective for crushing materials like limestone, gravel, basalt, granite, and concrete, among others, to produce high-quality, cubical aggregates.
What is the primary use of Vertical Shaft Impact Crushers?
VSIs are primarily used for the final stage of crushing to produce high-quality, well-shaped aggregates and manufactured sand.
Can Vertical Shaft Impact Crushers handle high-abrasion materials?
Yes, but the wear parts, such as the rotor and anvils, will need to be made of wear-resistant materials and replaced more frequently compared to less abrasive applications.
How do Vertical Shaft Impact Crushers produce high-quality aggregates?
VSIs use high-speed rotors and anvils to impact the material, breaking it down along natural fracture lines to produce well-shaped, high-quality aggregates.
What is the advantage of using a Vertical Shaft Impact Crusher?
VSIs offer superior particle shape, reduced maintenance costs, and the ability to handle a wide range of materials, making them versatile and efficient for many applications.
How are Vertical Shaft Impact Crushers customized for different applications?
VSIs can be tailored with different rotor configurations, anvil ring designs, and crushing chambers to optimize performance for specific applications, ensuring optimal product quality and efficiency.