How does Trommel Screen Work?

People utilize screening tools to separate different qualities of products such as soil, gravel, mulch, and sand. These machines work fantastic when they are working with dry material, even if bits, as well as pieces, are big in size. A noteworthy weak point, nonetheless, is the problem that standard screeners have with wet products such as damp dirt, damp sand, and also garden compost. These substances often tend to glob together when they are wet, which decreases the effectiveness of the equipment. Furthermore, damp material can congest the equipment and also stay with the display. This can be difficult to displace and also will set you back a great deal of time. The good news is, trommel screen sifters are readily available to make these jobs a lot easier.

How do they work?

A trommel is a screen that is curved right into a cylinder. The maker rotates the cylindrical screen in order to arrange via the product as it is fed with. During this process, the wet material tumbles around. Air is added and the dirt, compost, or sand ends up being lighter as well as drier. The rolling activity also allows maximum call time with the screen so that the fine material makes it through quickly. A trommel screen can arrange with dry compounds rapidly as well, although it is designed with a wet product specifically in mind.

 

These sifters can be found in various sizes, however, generally, they are portable enough to be relocated by vehicle. This is very useful if you require to evaluate dirt or mulch in more than one location of a homestead or if you require to move the maker to a different place totally. Because of the materials that trommel screens focus on, they are especially popular with landscaping companies as well as digging deep into specialists. When points require to get done quickly, you can not rely on your product being completely dry sufficiently for a basic testing maker. Every handyman recognizes the value of bringing the ideal tool for the work. The larger the work, the more important the device.

 

What are they utilized for?

Cities can typically discover a lot of usages for evaluating makers. Trommel devices are particularly valuable since they can deal with a range of tasks with rate. A high-quality screener pays for itself swiftly when there are several tasks available. They are a beast that can tackle a lot of jobs, but make sure not to overfill the maker. With a trommel, extra material beyond the developed ability will only slow down points. The surface area of the screen is the limiting variable, so blocking the center of the rotary with more dirt or mulch will not complete anything. These makers are top-notch high quality, so it is important to keep in mind that they need to be permitted to operate at their set pace. Even if there is a great deal of labor to be done, the trommel will cut through it at a healthy speed, so let it run its course.

 

Finally Ideas

Like with many sturdy types of equipment, it is best to buy a trommel screen directly from a manufacturer. By far, this will certainly obtain you the best price. By cutting out the intermediary, you will certainly additionally avoid all the overhead prices of a different store and any salesperson commissions. You pay the freight expenses, but you would be indirectly paying for that anyway. The only issue with dealing straight with the supplier is that you require to do a little study. The good news is, the web has actually made this concern all but vanish. Manufacturers that market directly to customers have websites that discuss the information of their products and supply informative videos and also summaries. By contrasting different screeners and businesses, you can locate the finest quality devices at the most effective possible costs. If you are fairly good at doing internet searches, the whole process will certainly take less than an hr. If you require to look as well as arrange wet products, acquiring trommel equipment straight from the supplier is the means to go.

 

Qunfeng is a Trommel Screen supplier, please feel free to contact us if you need them.

Impact Crusher: All You Need to Know

 

What are the benefits of an impact crusher?

Impact crushers reduce mineral materials such as concrete, asphalt and natural rock in size to produce a valuable commodity product. A fast spinning rotor throws the material against a solid stationary impact wall. The striking and impacting causes the material to shatter into smaller pieces. The result is a very homogenous and cubical product leaving the crusher box.

• Versatility

Good for processing reinforced concrete, asphalt, cinder blocks, sand & gravel, soft rock, and hard rock.

• High Reduction Ratio

Ideal for producing a spec product without the need of a primary jaw crusher.

• Superior Material Compaction

Material produced by an impact crusher is easier to grade and compact making it perfect for base and subbase.

Types of Impactors

There are 2 main types impact crushers - horizontal shaft impact (HSI) crushers and vertical shaft impact (VSI) crushers.

• Horizontal Shaft Impactor (HSI)

The horizontal shaft impactors are the most common impactor type that can be used in recycling, primary and secondary crushing applications. This type impactor will take reasonable size pieces and produce small output material.

• Vertical Shaft Impactor (VSI)

Vertical shaft impactors are designed to process already small material even smaller and are therefore used in a tertiary crushing application (e.g. producing manufactured sand).

 

What are the main components?

The crusher box includes a rotor with hammers (also called blow bars). Depending on the rotor style you will have either 3 bars or 4 bars. Hammers are cast iron replaceable wear parts that are actually in contact with the material. They are designed to withstand the many impacts of the material. The impact wall (also called apron) has several crushing stages and is armoured by thick wear plates.

Once the hammer hits the big material entering the crusher box it is thrown against the wall and starts ricocheting between hammers, wall and other material particles. As soon as the material is small enough the fit in between the rotor and the lowest crushing stage of the impact wall it will leave the crusher box at the bottom.

 

What materials can you process?

Impact crushers is a versatile crusher that can be used to process natural rock and recycle materials alike. Many people claim that you can't process hard rock with an impact crusher. This is not entirely true because it depends on the breaking characteristics of the rock and the feed size.

• Concrete & asphalt recycling

Reinforced concrete, demolition material, asphalt millings, washout concrete, high PSI runway concrete, brick & masonry.

• Soft & medium hard rock

Every rock is different even if it is the same type of rock. There is soft limestone and there is hard limestone. Please consult a crushing expert to verify your application.

Slag, railroad ties, glass, ivory, and pre-stressed concrete is also possible but need closer attention. Please consult a crushing specialist.

 

What size material can you produce?

The beauty of impact crushers is their versatility in terms of input material and output size. There are many different designs out there but generally speaking impact crushers can produce material from 3" down. The smaller the input material the harder it gets to crush. The output gradation can be adjusted through various settings.

• Rotor Speed

The higher the speed the more fines are produced.

• Crusher Geometry

Altering the distance between the rotor and the impact wall influences gradation and overall output size.

• Hammer Setup

Common hammer setups are 2 high 2 low or 4 high hammers.

 

Qunfeng provides high-quality impact crusher. If you are interested in our producs, please contact us now!

Things About Waste Compression Machine

A lot of waste solution equipment manufacturer production machine of the significance of understanding is one-sided, wastepaper baling press enterprise can not completely no matter enough to their own interests, and thus damage the wastepaper baling press industry a good environment. Waste paper charter companies are members of a society, and their survival cannot and should not be based on social rejection. So in today's society of the trend of The Times, the behavior of the waste compression machine is not and can not be simply a reflection of their own purpose, and will give a negative impact on the environment of the whole society.

Waste compression machine solves the following technical problems:

(1) the binding wire is not cut completely

(2) uneven feeding leads to automatic binding stop

(3) incomplete package blocks will not produce complete package blocks in case of insufficient materials.

(4) the size and weight of each bag are different.

(5) too much feeding, and the feeding cylinder cannot reach the cylinder stroke

(6) the inaccuracy of the compression disc of the compressed oil cylinder leads to the problem of filling leakage blocking the compression chamber

Features:

Automatic control mode, safety interlock switch

Independently install the emergency stop button, which can be shut down at any time in any state to ensure waste compression system safety;

Guide groove balance is adopted to prevent tilting effectively.

Hook type automatic bag turning, safe and convenient;

Fast lock and release device, safe and efficient;

How to Clean the Eddy Current Separator?

With the progressive maturation of waste nonferrous metal classification as well as processing innovation in the last few years, eddy current separators have actually been embraced by consumers in the waste metal recycling industry as well as are made use of to arrange nonferrous metals in steel scraps: copper, aluminum, magnesium, zinc. Waiting on the purpose of recycling as well as re-smelting, it has very high economic as well as environmental management worth.

Important Machine Eddy Current Separator

In recycling process there are numbers of machinery is used. Among all the machinery eddy current separator is the most important machine which is used in recycling process.

Eddy current separator is a magnetic separator to separate the non-ferrous metal from the waste. Eddy current is used to effect the separation. In eddy current separator high-power magnets are used to remove non-ferrous metal which increases purity and quality of recycled materials without any material loss.

What Is Eddy Current?

Eddy currents are loops of electric current which is circulated in a conductor by changing the magnetic field in it. When the current flows through the conductor, an eddy current will produce its own magnetic field.

Eddy Current makes use of electromagnetic induction to detect, characterize surface and sub-surface flaws in conduction materials.

How Separation Is Done!!

Eddy current separator is a magnetic separator designed to separate non-ferrous metal from waste materials.

When materials fall down to the conveyor belt from roller or drum, the conveyor belt carries a thin layer of mixed waste and there is an eddy motor at the end of the conveyor belt. Conveyor belt separates non-ferrous metal which is thrown from the belt into the material bin due to the gravity. Eddy Current Separator removes non-ferrous metal from the waste in just one step.

Does An Eddy Current Separator Need To Be Cleaned?

Yes. Because the eddy current separator is mainly used to sort copper and aluminum from scrap metals, its working environment is usually harsh (dirty and dusty), and it is necessary to clean the eddy current separator after a period of use.

 

What are the cleaning steps of the eddy current magnetic separator?

1. First of all, what must be cleaned when cleaning the eddy current separator is the surface of the magnetic roller, because it is composed of strong magnets, and the surface field strength is relatively high. During the operation of the eddy current separator, iron powder rust and other magnetic materials in the air will be adsorbed on the surface. During long-term operation, it will heat under the force of the magnetic field and cause damage to the magnetic roller. Generally, during the handover of each shift, the surface of the magnetic roller should be observed for foreign objects such as iron powder and rust. If necessary, clean the surface with a high-pressure air gun or rag

 

2. The second step is to clean the foreign objects on the belt, because the conveyor belt is PVC or PU material, and sometimes it will be scratched by sharp objects, such as iron wire and metal sheet, which is easy to get into the belt And cause damage to the belt, workers should promptly remove foreign objects stuck on the surface of the belt when handing over shifts.

 

3. The third step is to clean the foreign objects on the baffle of the collection chamber. Due to the improper adjustment of the position of the baffle, it is easy to cause garbage to hang on the baffle for a long time and affect the sorting effect. The position of the baffle should be cleaned and adjusted in time.

 

4. Clean the control cabinet of the eddy current separator. The control system is an important electrical component of the sorting machine. When it is used in a dusty environment for a long time, it should be cleaned in time to prevent the dust from entering the internal gaps of the electronic components. After being damp, it will cause electricity and so on. Air gun or other large air volume equipment to clean up.

 

5. The shell of the separator generally has metal and garbage after long-term use. It is necessary for workers to clean up the garbages and metals scattered on the shell of the equipment in time to prevent them from falling into the gap and damaging the machine.

Know about the Best Eddy Current Separator supplier

Dezhou Qunfeng Machinery Manufacturing Group, located in the east of Ningjin economic development area of Dezhou Shandong, is a high-tech enterprise dedicated to manufacturing and operating environmental sanitation equipment, weighing products, waste sorting equipment, and steel structure. All of our environmental products have passed IS09001 certification in 2006, ISO14001-2004 certification and ISO18000 occupation health safety management system. Besides, we have graded 5 stars in the Chinese post-sales service certification system. If you are interested in our products, please feel free to contact us!

Why Is It Essential To Sort Waste For Recycling?

Why is it essential to sort waste for recycling? The materials that can be recycled range from paper and cardboard to different plastic and metal containers to batteries or electronic devices. Each type of garbage needs to be arranged in a different way, according to where you live and the recycling guidelines of the area, and use a specific method to dispose of it.

Unfortunately, in some places, recycling may not exist at all. If you live in a similar hazardous waste recycling framework, you must still consider sorting your household waste and, if possible, provide it to the nearest recycling plant yourself.

In order to recycle effectively, we need efficient sorting-this first needs to be done in our own residence, and secondly, in a specialized sorting factory, collecting garbage from our front door, and taking common factors.

When you put a plastic container into the best recycling bag or trash can, you are helping various recyclables so that the ideal material can go directly to the best recycling process. Without sorting, large amounts of recyclable materials will be thrown into landfills or incinerated, and precious resources will be lost from our economy.

Remember: Sorting at home is the first step in recycling.

In Europe, 6 tons of the 16 tons of materials used per person per year are wasted. Despite innovations in the waste management system, the European economy is still losing a large amount of potential "secondary raw materials" that can be recycled from waste.

Therefore, we must take the sorting work seriously to minimize the number of recyclable products that have not been recycled despite the relevant arrangements made by the government.

More complicated is that the collection system may be very diverse, which also requires customers to sort waste in different ways from one country to another, and sometimes from one city to another city.

Sorting or arranging how to dispose of your waste is an important part of the recycling process. It is not enough to just separate them. Recycling companies need to arrange every little thing first and then put them into the recycling equipment to start the recycling process.

One factor that contributes to this situation is that recycling companies ensure that they manage reusable waste. They don't want to waste time refining things that cannot be used for multiple purposes. In fact, in some cases, it may threaten transport vehicles, because non-recyclable materials may be fragile or flammable.

Advantages of Garbage Sorting Machine

Humans produce a lot of garbage every day, and garbage that is not sorted, recycled, reused, and disposed of will cause environmental pollution. The garbage sorting machine is high-tech equipment that automatically sorts mixed garbage. The garbage sorting machine can carry out a subsequent comprehensive treatment and full reuse of garbage, and achieve the goal of zero garbage landfill.

Whether it is mixed collected municipal domestic waste, food waste, or stale waste, the machine can automatically, quickly, and effectively separate the plastic, paper, organic matter, batteries, packaging and other physical components in the garbage to facilitate the download One-step recycling. The garbage sorting machine changes the cumbersome pre-treatment process of traditional garbage sorting, saves a lot of manual sorting costs and equipment investment, and realizes the maximization of waste resource utilization and the goal of zero landfills. Waste disposal mostly adopts sanitary landfill or even simple landfill, occupying tens of thousands of acres of land; insects and flies fly indiscriminately, sewage overflows, and odor is in the sky, seriously polluting the environment.

Therefore, garbage classification can reduce the amount of garbage treatment and treatment equipment, reduce treatment costs, and reduce the consumption of land resources. It has social, economic, and ecological benefits.

Garbage classification is to classify garbage into garbage according to the classification method of recyclable and non-recyclable.

ㆍReduce Land Occupation

Some materials in domestic garbage are not easily degraded, causing serious erosion of the land. Garbage classification removes recyclable and non-degradable substances, reducing the amount of garbage by more than 60%.

ㆍReduce Environmental Pollution

Abandoned batteries contain metal mercury, cadmium, and other toxic substances, which will cause serious harm to humans; waste plastics in the soil will reduce crop production; discarded waste plastics are eaten by animals, causing animal deaths from time to time. Therefore, recycling can reduce harm.

From an environmental standpoint, responsible waste management is absolutely essential. Protecting the planet needs to be the top priority of every government agency, including those tasked with managing waste.

With the help of a waste sorting plant, recyclable items can be removed from the garbage before it is thrown away. This includes materials like paper, plastic, metal, and glass. All of these items can be recycled and turned into new products, which is a much better solution than simply throwing them away.

Recycling not only minimizes waste in the landfill but also makes the most of the natural resources that have already been mined or harvested. For instance, recycling aluminum cans reduces the need for open-pit mining to obtain bauxite ore, the raw material that is refined and smelted to produce aluminum.

Garbage Sorting Machine

ㆍTurning Waste into Treasure

Domestic waste is considered to be the most development potential and the inexhaustible "urban mineral deposit" and the "misplaced resource". According to research by relevant experts, my country's garbage hides huge wealth. Through resource treatment, 25 billion yuan of renewable resources can be created every year. The recycling of garbage disposal is the technical guarantee and material basis for environmental protection, and it is also one of the most potential new economic growth points in the future economy. The garbage industry contains unlimited business opportunities. During China's WTO accession negotiations with the United States, one of the reciprocal conditions proposed by the United States was to require China to open the environmental protection market to the United States, and the first choice was the waste industry. According to the experience and development trend of advanced countries in foreign waste treatment, with the emergence of new waste treatment industries and the continuous progress of waste treatment technology, more than 50% of the resources in daily waste will be recycled, which has huge economic benefits.

ㆍMore Efficient Waste Processing

Imagine trying to sort all of the garbage for an entire city by hand. The process would be too overwhelming to even start. Even with a large number of workers, trying to sort through that much waste efficiently would be practically impossible.

With an automated waste segregation machine, however, the process is much faster and more efficient. Machines like these automate the sorting process, allowing it to be completed extremely quickly. This allows a large volume of waste to be processed in a very small amount of time, helping waste management facilities keep up with all of the incoming garbage.

Since machines like these sort the garbage automatically, they require very few human workers. Along with having someone available to load the garbage into the machine, there are only a couple of other areas in the sorting process that may require human workers. For the most part, however, all of the sorting is handled by the machine.

Principle and Application

The garbage sorting machine abandons the traditional sorting process concept, implements reforms in principle, and uses original fuzzy recognition technology and simulated manipulators as the core technology to realize automatic garbage classification.

For different waste components and subsequent waste treatment methods, the equipment parameters can be adjusted at any time to meet the sorting needs, and it can also be connected with the customer's existing waste treatment equipment.

Garbage sorting machines are divided into three types: household waste sorting machine, kitchen waste sorting machine, and stale waste sorting machine. EMK garbage sorting machine has six models of 20, 60, 100, 300, 500, and 1200 according to different garbage disposal capacity, and the stale garbage sorting machine and kitchen waste sorting machine have three models of 300, 500, and 1200.

It is suitable for all kinds of garbage cleaning stations, garbage transfer stations, garbage treatment plants, garbage composting plants, garbage incineration plants, and other places where garbage is concentrated. We are a sorting machine MSW china manufacturer. If you are interested in our products, please feel free to contact us.

Shredder: Different Cutting Types And Proper Maintenance

 

What are the cutting types?

The shredder cut type establishes the protection level of your shredder. It is a vital element to remember as you resource a brand-new shredder for usage. High-security shredders help alleviate the danger of your delicate details coming under the incorrect hands.

The security degree of your commercial shredder will certainly depend upon the type of info had in the paper that you intend to shred. It identifies just how extensively the paper is reduced.

There are 3 standard cut styles:

Strip-Cut

The strip-cut is one of the most extensively used shredder cut types on the market. It slices the paper into around 40 tiny strips that might be reassembled and also understood with ease.

Micro-Cut

Micro-cut is the highest safety and security cut made use of for extremely delicate as well as private paperwork - it cuts the documents in small fragments that are practically difficult to recreate.

Cross-Cut

It cuts the files both lengthwise as well as widthwise in cross-cuts. The paper strips are smaller sized as well as harder to assemble.

Cross Cut vs Strip Cut: Which One is Right for You?

A strip cutter is the basic and most common type of shredder. It can be enough for those with a tight budget and it might even be more than enough if you plan to use it solely for personal reasons.

Students who need to get rid of old exam papers and assignments can settle for this type, especially if they need to shred a huge amount of old schoolwork regularly. Keep in mind that you have to shred schoolwork too, because some thieves can still use this information to hack into financial accounts.

However, a cross cut shredder is the choice of many businesses and individuals that deal with extra sensitive materials. The shredded paper will almost be impossible to reconstruct, making it harder for a thief to obtain sensitive information by snooping in garbage cans.

Even home users who want to take the extra step of making sure their documents and information are safe may opt for cross-cutters. Mail from financial-services companies, like convenience checks and pre-approved credit cards, are especially susceptible to thieves.

Tax documents and bills are very sensitive as well, so it's worth disposing of everything that has your name and other info on it properly. Experts suggest getting a cross shredder for this reason.

Basic paper shredder maintenance

Comply with these ideas to make certain your paper shredder runs efficiently:

Periodically run the shredder backward

Running the shredder backward will assist keep the area between the blades from wadding up with paper.

Have a timetable to empty the shredder

Depending upon the volume being shredded the bin must be disposed of a minimum of when a month, even if it isn't full yet.

Oil the shredder

Viewpoints on using shredder oil vary, but it is a low-cost thing that can extend the lifespan of a well-used shredder.

Beware of using options to shredder oil, such as WD-40 or canola oil, considering that they can both fumble and also mess up the shredder. In addition, canola oil may become rancid if kept in cozy environments. One more likewise priced option is to use lubricant sheets, which are cleaner.

Clean the shredder blades

Once a month, or after a major shredding task (such as at the end of a retention routine), clear out the blades. After removing the remnant littles paper, use a canister of pressed air to clean out the dust as well as the tiniest pieces stuck in the blades.

 

We are a shredder supplier, please feel free to contact us if you need them.