China Custom Russia 400-500tph Alluvial Gold Ore Washing Trommel Screen Gold Centrifugal Concentrator wholesaler

Product Description

Russia 400-500tph Alluvial Gold Ore Washing Plant, including hopper, GT2265 big trommel screen, 6sets STLB100 gold centrifugal concentrators, 3set shaking tables, slurry pump, water pump, diesel generators etc.

More details please check with Ms.Silvia Wen;
 
 
Tiktok: silvia2378168

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ADVANTAGES:
—IMPORTED CZPT BEARINGS;
—IMPORTED ROTATING JOINT;
—ADOPT DYNAMIC BALANCE TO THE PULLEY, IT CAN WORK MUCH MORE STABLE;
—SPRAY TWO TIMES ANTI-RUST PAINTS, SO IT WON’T RUST ALL THE TIME;
—316L STAINLESS ROLLER ETC HIGH QUALITY MATERIALS;
—BUILD IT STRICTLY ACCORDING TO THE ORIGINAL KNELSON CONCENTRATOR’S PRINCIPLE……

Ghana 200t/h Alluvial Gold Ore Project, which is invested by Australia client, they buy complete set washing plant from us, after this project, they place another 100t/h alluvial gold plant to us, total amount is more than $360,000.

Features  
1.Low water and electricity requirements; 
2.High concentrating ratio and high recovery; 
3.Quick payback on investment, typically lass than half year;  
4.Environmentally friendly(requires no chemical additives or reagents);
5.Low production costs, durable wear parts, minimal maintenance requirements;
6.Center discharge design for fast, secure concentrate removal; 
7.Compact design requiring less space, easy merged into the existing mining processing;
8.Steady recovery performance;

Descriptions
Centrifugal Concentrator is a relatively new type of gravity concentration apparatus. The machines utilize the principles of a centrifuge to enhance the gravitational force experienced by feed particles to effect separation based on particle density. The key components of the unit are a cone shaped “concentrate” bowl, rotated at high speed by an electric motor and a pressurized water jacket encompassing the bowl. Feed material, typically from a ball mill discharge or cyclone underflow bleed, is fed as a slurry toward the center of the bowl from above. The feed slurry contacts the base plate of the vessel and due to its rotation, is thrust outward. The outer extremities of the concentrate bowl house a series of CZPT and between each pair of CZPT is a groove. During operation the lighter material flows upward over the grooves and heavy mineral particles (usually of economic value) become trapped within them. Pressurized water is injected through a series of tangential water inlets along the perimeter of each groove to maintain a fluidized bed of particles in which heavy mineral particles can be efficiently concentrated.

Laos’ 100t/h Alluvial Gold Ore Project, use GT1848 Trommel Screen + STLB80 Gold Centrifugal Concentrator, get very good gold recovery ratio
 

Centrifugal Concentrator was patented in China. It is an efficient equipment for recovering free gold in all particle size ranges, specially for recovery of fine gold which is lost during the operation of the gravitational concentrators(sluice boxes and jigs). It can be used not only for placer gold mining, but also for hard rock mining to recover the natural gold, replacing amalgamation, and recover gold from the old tailings.
 
Application shows that the recovery can be as high as 99%, and the concentrating ratio is up to 1,000 times. In recovering the natural gold in lode ore with size -0.074mm, the gold is up to 98%, For 0.04mm in particle size, the gold recovery is 97%. 

STLB20, smallest model, with 0-60kgt/h capacity, we build all kinds of model for your different capacity request

Provide high quality, best service and competitive price mining plants with flowchart and design diagram. Such as shaking table, jig, gold trommel, gold sluice, rotary screen, sand washer, spiral chute etc which passed ISO9001:2008 Certification. 

We can make a special mineral processing approach for you with least cost & simplest way.     We also provide all small/lab testing mining equipment, welcome to contact me for the details. Please do not hesitate to contact for possible business co-operation on below E-mail. 

Alluvial Gold Sand Ore Washing Plant Layout, is for raw gold ore without clay, especially for very fine gold, can 
get 99% gold recovery ratio.

 

Model STLB20 STLB30 STLB60 STLB80
Capacity (T/h) 0-0.6 2-3 8-12 40-45
Fluidization Water Required (m3/h) 2-3 3-5 7-10 30-36
Slurry Water Required (m3/h) 1.5-4 5-7 8-12 40-45
Feeding Density (%) 0-50 0-50 0-50 0-50
Feeding Size (mm) 0-3 0-3 0-5 0-5
Concentration Cleaning Up Cycle  Vein gold 1-3 Hours  Placer gold:2-6 Hours
Concentrate Weight (Kg) 2 3-5 10-20 40-50
Power Requirements (Kw) 0.75 1.5 4 11
Weight (Kg) 205 380 1100 2300
Dimensions (mm) 914×700×900 1160×885×1165 1820×1450×1700 2520*1900*2571

Rotary Scrubber for clay sticky materials washing, vibrating screen for screening, more details please contact me at
 
 
 

 
 

Pulley Type

There are several types of pulleys. These include fixed pulleys, load multipliers and movable pulleys. Below is a description of each pulley type. A load multiplier is a special type of pulley with multiple wheels for increased lifting capacity. It is used in a wide range of applications including power transmission and construction. Some common uses of pulleys are listed below.

moving pulley

Movable pulleys work by transferring the weight of a load to another object of the same mass. Since a live pulley is inherently frictionless and weightless, the force required to lift a load with it is the same as the weight of the load. This principle applies to tall buildings and residences. It is an excellent choice for lifting heavy objects such as furniture and washing machines.
A pulley is a mechanical device with a wheel that rotates on a shaft. The axle is attached to the wheel and is usually fixed. The movable pulley can be fixed or movable, both of which can change the direction of the force on the rope. Some pulleys can also change the magnitude and direction of the force. They are ideal for a variety of applications, from lifting heavy objects to transporting objects.
Another type of movable pulley works by transmitting force to another object. It has a free axis and the total force provided by the rope tension is balanced. Since the tension on the rope is constant in each segment, pulling 1 end of the rope will double the force on the shaft, resulting in 2 mechanical advantages. This mechanical advantage is the main reason why movable pulleys are so versatile.
Another form of moving pulley is called a KWL diagram. The KWL diagram summarizes the basic concepts of the drive wheel. KWL diagrams are an excellent way to assess a student’s understanding of the concepts discussed in the course. Word questions are a great way to check whether students understand concepts. When students answer the word questions correctly, the answer is yes!
pulley

Fixed wheel pulley

If you need to move heavy objects, a single fixed wheel pulley is not a good choice. Using a single fixed pulley might be similar to using a handbag, but it’s not very convenient. This type of pulley system relies on friction to transmit motion. As a result, it can slip and isn’t always reliable. Fortunately, you can find other options that work just as well.
Fixed pulleys are the most basic type of pulley. They consist of grooved wheels and ropes attached to objects. These pulleys make lifting easier. Because the rope or cable only moves in 1 direction, the movement of the object feels lighter. And they are also easy to install. However, before you buy a fixed wheel pulley, make sure it is strong enough to support the weight of the load.
The disadvantages of fixed pulleys are obvious. One of them is the lack of mechanical advantage. A fixed pulley pulls up with the same force as a single moving pulley, and a single fixed pulley is not particularly effective as a force multiplier. However, the effect is more pronounced when you combine multiple fixed-wheel pulleys. You will get double the power! So what do fixed wheel pulleys have to offer?
Fixed wheel pulleys can be as small as a ring. A single ring pulley requires twice as much force as the weight being pulled. Adding more loops to the rope will reduce the effort required to pull the weight. The mechanical advantage of a fixed pulley is proportional to the number of strands running to the free pulley. A 100-pound pull on the free end will lift a 300-pound load.
pulley

composite pulley

Compound pulleys are pulleys that can be used to change the direction of a control wire. It can also be used to modify the mechanical force of the wire by moving the item it is connected to. In galleons, compound pulleys are more common. They are often combined with other ropes for mechanical advantage. Here are some common uses for composite pulleys.
The ideal mechanical advantage of a pulley is equal to the number of rope segments that pull up the load. This means that the more rope segments, the less force is required. A compound pulley will have the ideal mechanical advantage of 2, which means it will generate more force than a simple pulley. Composite pulleys are also more efficient at transmitting force because their number of rope segments is usually equal to the unit weight.
Composite pulley systems use more than 2 pulleys and ropes. More pulleys will reduce the force required to move heavier objects. They are usually used in large sailboats. The system is also used on construction sites. It can be used for a variety of applications, including lifting large objects or transmitting electricity. You can imagine how it would change your life if you had to move a large sailboat, but the result would be the same: a composite pulley system would make it easier to lift a large sailboat.
Composite pulleys are also known as fixed pulleys. The fixed pulley is stationary, and the movable pulley moves back and forth. The latter is more effective when used with a detachable cord or strap. On the other hand, a moving pulley is a moving pulley and it gives you a mechanical advantage. You can imagine this pulley on a flagpole.

load multiplier

The multiplication system has 3 basic parts: the rope grab, the connector, and the pulley. While some basic multipliers may combine the 3 parts, the concept remains the same. The multiplication system can make pulling the rope easier by reducing the amount of friction that occurs. Below are some examples of multiplication systems. A compact rope grab is a great option for resetting the multiplier.
The load reduction that a pulley system can achieve is proportional to the number of ropes used to support it. Although most utility pulley systems use only 4 ropes, the theoretical maximum load reduction is a quarter of the actual load. In other words, the four-wheel system only reduces the weight of a 1,000-pound load by a quarter. That would require 167 pounds of force, a far cry from the 500-pound load a single pulley system can achieve.
The mechanical advantage of a pulley system can be calculated by calculating the ratio between the forces exerted on each wire. For example, a 90-kilogram load is supported by 3 ropes, each weighing about 30-5 pounds. The ropes on pulleys A and B each carry a load of 60 kg. Using this formula, a single pulley system will yield a mechanical advantage over 2 tractors.
To calculate the force required to pull the rope over the pulley, measure the angle and deflection between the ropes. The deflection angle when added to the included angle should equal 180 degrees. A 75 degree angle requires 159% of the load force. This means a total load multiplier of four. This formula is an important tool for calculating the force multiple of the pulley.
pulley

Disadvantages of fixed pulleys

There are 2 basic types of pulleys: movable and fixed. Active pulleys are more advanced, allowing the pulley to move according to the load. They reduce the force required to lift the load. Active roller pulleys are more compact and therefore take up less space. Both types are good for lifting heavier objects, but they each have their pros and cons.
Fixed wheel pulleys can be used to lift heavy objects. This type of pulley consists of a wheel with a fixed shaft that has grooves on its edges for guiding ropes or cables. This is a simple machine as no motor or engine is required to lift objects. When 2 or more wheels are used together, the ropes around the wheels form a powerful hoist.
Single wheel pulleys are not suitable for lifting. They tend to push things down. Also, they are unreliable because they rely on friction and can slip. Also, a single wheel pulley would require a lot of space. Another disadvantage of fixed-wheel pulleys is that they make it difficult to move heavy objects easily. Single fixed-wheel pulleys also tend to slip easily, making them a poor choice for many applications.
Fixed wheel pulleys are also easier to install and maintain than manually operated ones. It requires less space and lubrication than manual pulleys. Manual pulleys can cause injury because the operator will be lifting the full weight of the heavy object. Additionally, rope slippage can lead to muscle strains and rope burns. And the system requires frequent maintenance.

China Custom Russia 400-500tph Alluvial Gold Ore Washing Trommel Screen Gold Centrifugal Concentrator     wholesaler China Custom Russia 400-500tph Alluvial Gold Ore Washing Trommel Screen Gold Centrifugal Concentrator     wholesaler