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There are a lot of factors to consider before buying crushing equipment. These include the cost of the machine, its features, type of stone material it can crush, the mobility of the equipment, its purpose, crusher size, and the quality. You'll need to make sure that the equipment that you're purchasing can meet all your crushing needs, which is why you need to take some time before choosing one. Buying the wrong kind of machine is not really practical, as it can lead you to experience cost blowouts and inefficiency, especially during the crushing process. Continue reading to learn more.
The cost of the equipment is one important consideration when it comes to buying mobile crushers. You need to make sure that you have an estimated figure in mind so that you can anticipate how much money and financial resources you'll have to save up.
If you're managing a construction contractor company, or you're simply looking to buy crushing equipment for small-scale purposes, try to make sure that you don't spend too much or too little.
Although the price range across different types of heavy equipment may vary, Multico can supply you with different Kleemann crushers that are affordable, efficient, and can give you the best value-for-money when it comes to all kinds of aggregate work.
The features of your crushing equipment are also crucial in choosing the best kind of machine. While you may be able to find a cheap aggregate crusher, it may not necessarily have special features that can make the job more convenient. Likewise, you might also end up spending more if you buy a crusher that has very few features because you'll end up buying standalone equipment that can be expensive.
The KLEEMANN MCO 90 EVO2, available through Multico in the Philippines, is a high-performance mobile crusher featuring a D-DRIVE diesel-direct drive and Continuous Feed System (CFS) for optimal crusher loading. It offers hydraulic gap adjustment through the user-friendly SPECTIVE control system and optional single or double-deck post-screening units. Key specifications include a 270 t/h feed capacity, 970 mm crusher diameter, 200 mm maximum feed size, and 33,500 kg weight.
Despite the high-performance features of this crushing equipment, it produces a low level of emissions at a low diesel-burning rate. This is another feature to take into mind, especially when you're concerned about the eco-friendliness of the machine.
The kind of stone or aggregate material that your crushing equipment can process, screen, and recycle is also crucial. This is to ensure that the components of the crushing machine can still function after prolonged usage in crushing different types of materials.
The type of hammers used in your crushing equipment can affect how efficient it's able to process aggregates such as construction and demolition waste, natural stone, basalt, granite, limestone, marble, sandstone, concrete, asphalt, and the like. For example, some hammers are durable enough to crush all kinds of aggregates, while some are only suitable for asphalt, or natural stone.
To get an idea of how well the components work, it may be useful to examine the instruction manual of the equipment. This may help you determine if the crusher is suitable for processing fine particles of the aggregate.
If you need a crusher only for small-scale work, then small materials and tools like a sledgehammer or a pry bar may already work. However, if the crushing job needs to be done in larger-scale operations ' such as in road asphalting, quarrying, and mining, you need to ensure that the machine has a high level of mobility. This means that it can easily traverse and navigate different kinds of environments without topping over.
For this aspect, the skill of the machine operator, the quality of the machine, as well as, the kind of environment are all critical factors. There is some crushing equipment that may be suitable for those who have experience in crushing different materials, but there are also crushers that are friendly to newcomers.
Finally, you should always see to it that any crushing equipment that you purchase is of high-quality. This can give you a number of positive outcomes, especially on the machine's efficiency, capabilities, and level of maintenance.
High-quality crushing machines are cost-efficient because they're durable and sturdy enough to conduct simultaneous screening and crushing processes all at once. This means that once you buy them, it'll be a long time before there is a need for any repairs, maintenance, or replacement of the machine's components.
It's possible that a primary investment in a mobile crusher can be expensive in the short term, but the long term benefits are certainly undeniable. For example, a sturdy and high-performing Kleemann crusher can last for many years. It's versatile, compact, and efficient ' buying a crusher of this caliber might just be one of the best decisions you'll make.
As you've learned, some factors to consider before buying crushing equipment include the type of aggregate it can process, the cost of equipment, quality, mobility, and its built-in features. All of these aspects play an important role in how well you'll be able to take advantage of your crushing equipment.
In buying this type of machine, the best piece of advice that you should keep in mind is that you should buy from only reputable brands and suppliers like Multico. Contact us today and learn more about the wide range of KLEEMANN crushers available ' and other heavy equipment for all your aggregate-crushing requirements.
Summary'This guide provides essential information for selecting the most suitable primary stone crusher for your operation. Different crusher types are analyzed, from traditional jaw and gyratory crusher to impact crusher.
Primary crushing is the first step of most rock crushing processes within mining and other industrial sectors. At this stage, large raw materials such as ores, minerals, quarry rocks and construction debris are reduced in size to outputs suitable for further downstream processing. The type of primary crusher selected has a significant impact on production efficiency, costs and overall process optimization.
This article explores the primary crusher options available and factors to consider when making the choice to best suit individual applications. With a clear understanding of equipment specifications and project needs, the right selection lays the foundation for successful project execution.
Each has distinct characteristics making one better suited for certain applications than others. Understanding their workings, capabilities and limitations enables selection of the most appropriate unit.
The three main crushers considered for primary crushing:
One of the most widely used primary crushers is the jaw crusher. Jaw crusher is robust, reliable, and capable of handling large feed sizes, making them a popular choice for primary crushing applications. They utilize a fixed and a movable jaw to gradually reduce the material size through a compressive action. Jaw crushers are well-suited for hard, abrasive, and moderately soft materials, and their simple design and low maintenance requirements contribute to their widespread adoption.
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Structure: Jaw crusher typically consist of a stationary jaw and a moving jaw. The latter exerts pressure on the trapped material in a crushing motion against the fixed jaw.
Feed Size: Jaw crusher can process feed sizes up to mm depending on the model. Larger feed openings lead to higher throughput capacities.
Applications: Suitable for most rock and mineral types, with a maximum compressive strength of 320 MPa. Widely utilized initially to break larger run-of-mine rock for further secondary classification.
Operation: Jaw crusher operates in a stop-start motion and require consistent feeding to function optimally without clogging. Best for intermittent crushing and materials with low abrasiveness.
Throughput: Production capacities range from 50-600 tph. Single toggle models are lower capacity than double toggle varieties.
Advantages: Robust, reliable construction. Low capital and maintenance costs. Can operate profitably at lower production rates than gyratories and impactors.
Limitations: Unsuitable for sticky, mud-like feeds prone to jamming. Produces more fines than other crusher types due to squeezing action. Higher wear on moving parts demands frequent replacement.
Equipped with an oscillating crushing head inside a hollow shell on an eccentric axis, gyratory crusher provides a continuous crushing action. They are suitable for reducing large ores and rocks from mm to below 50mm. Gyratory crusher can accept harder and more abrasive feed than jaw crushers while operating continuously. Higher capacity gyratory crushers process 500- tph using larger machines requiring permanent foundations.
Structure: Consisting of a cylindrically mounted cone lined with wear parts, a gyratory crusher has an oscillating shaft fitting within the main frame. It crushes simultaneously from top and bottom using compression.
Feed Size: Larger gyratory crusher has openings up to mm, crushing rocks up to mm in diameter.
Applications: Suitable for semi-abrasive to abrasive rocks with compressive strengths under 600 MPa due to continuous operability with fewer fines produced. Commonly utilized for primary limestone crushing.
Operation: Gyratory crusher function continuously, are less prone to clogging and facilitate automated operation. They accept higher moisture contents than comparable jaw units.
Throughput: Units process 500- tph depending on size, feeding chutes, grinding chamber capacities and motor power.
Advantages: Continuous operation prevents backups. Handles variable feed sizes well. Produces cubical products enabling uniform blending downstream. Fewer fines ensures classification efficiency.
Limitations: High capital costs. Complex maintenance requiring specialized skills. Less flexible for low production operations. Over-designed for some small-scale applications.
In recent years, impact crusher has gained increasing attention as primary crushers, particularly in applications where a more cubical and uniform product shape is desired. Impact crushers use the kinetic energy of rapidly rotating hammers or blow bars to fracture the material upon impact. They are effective in reducing softer, less abrasive materials and can produce a more desirable end product gradation for certain applications.
Structure: Impact crusher uses high-speed rotating hammers or other impacting surfaces to fracture raw material against stationary impact plates inside the crusher chamber.
Feed Size: Main impact crusher suit inputs up to 300 mm, while smaller variants accept 150 mm feeds. Larger sizes and capacities available with tertiary and quaternary crushers.
Applications: Ideal for soft to medium-hard rocks with lower strength like limestone, gypsum, shale and clay. Also suitable for abrasive, non-abrasive and dry/wet materials.
Operation: Multi-impact crushing enables efficient one-stage processing, reducing energy consumption versus two-stage crushing. Adjustable rotor speed controls product gradation.
Throughput: Typical crushing capacities vary between 50-500 tph for different size crushers. Higher capacities possible with increasingly larger models.
Advantages: Low capital cost. Simple structure with fewer components versus gyratories and jaw crusher. Adjustable product size. Highly portable with minimal civil works required.
Limitations: Lower maximum feed size limits use mostly as secondary and tertiary crushers for smaller primary crushing products. Higher wear part costs than compression crushers due to impact duty.
When assessing suitable crushers, operators consider both technical specifications and project parameters:
With all parameters evaluated, accurate primary crusher selection supports cost-effectiveness over equipment lifetime through:
In summary, choosing the right primary crusher is crucial for your project's success. Each crusher type has unique advantages and applications suited to specific material and throughput requirements.
SBM provides high-quality crushing equipment and solutions, ensuring efficient processing and smooth project execution with full support for all your needs. Our experienced team can assist with crusher selection recommendations based on technical specifications and your operational parameters. We also offer installation guidance, training, and comprehensive after-sales services to optimize your crushing circuit performance.
By selecting the most appropriate primary crusher matched to your individual project characteristics, SBM aims to maximize your productivity while minimizing costs throughout the asset lifecycle. Please feel free to contact us if you require any consultation or assistance in crushing equipment selection and process optimization.