Application of Polyaluminium Chloride in Wastewater Treatment of Mineral Processing Industry

It is well known that the flotation method is a good method in the beneficiation with the highest enrichment ratio and the highest ore dressing grade. However, since it needs to add certain chemicals in the beneficiation, the discharged wastewater is polluted and cannot be treated. Friends in many mineral processing industries have almost faced such a flaw. The waste water after the flotation has not been discharged due to pollution problems, and the environmental protection department has to be strict with this problem and has to give up the flotation method. Faced with this trouble, Huaquan will help you solve it, so that you can rest assured that your concentrator will handle the sewage problem.

For example, in iron ore beneficiation process, after the first original ore crushed to a reasonable degree of fineness through the hoist to the mining machine uniformly pulverized ore into a ball mill, grinding. The ore fines ground by the ball mill enter the next process: classification. The classifier cleans and classifies the ore mixture by virtue of the difference in the specific gravity of the solid particles and the rate of precipitation in the liquid. The washed and graded mineral mixture separates the magnetic material in the mixture by magnetic force and mechanical force when passing through the magnetic separator because of the different specific magnetic susceptibilities of the various minerals.

The mineral particles that have been initially separated by the magnetic separator are sent to the flotation machine, and different drugs are added according to different mineral characteristics, so that the desired minerals are separated from other substances. In the process of iron ore beneficiation, a large amount of tailings slurry will be produced. These muds have certain safety hazards and can cause environmental pollution. Iron ore mud water is a suspension liquid containing a certain amount of fine mud particles in water, which has a certain viscosity and is difficult to stratify when left standing for a long time. Polyaluminum chloride is a water-soluble polymer, when mixed with the muddy water, since they have a bridging, netting, and the adsorption and electrical functions, muddy water can destroy the stability of the mud The particles quickly condense and settle from the water to achieve the mud-water separation effect. If used in conjunction with dewatering equipment , the tailings are flocculated by polyaluminium chloride, and after dewatering by dewatering equipment, the tailings slurry can be dry, dry or comprehensively utilized.

Carriage Removable Garbage Collection Truck

the full introduction of the German production of  technology and design. Using CNHTC truck chassis, the hydraulic system, electrical and electronic  control system, lubrication system and the main parts are domestic and imported famous brand. Good in appearance and performance. This type of Garbage Truck is mainly used for municipal solid waste (MSW), commercial waste, and are used for non-toxic, non corrosive and non industrial radioactive waste collection and transportation.

Can realize a main vehicle equipped with a plurality of garbage box, reduce the total cost of operation.  Rapid completion of loading and unloading and automatic garbage compression cycle control. Use of  lightweight container design, greatly reducing the weight of the vehicle itself. Vehicle bridge load-bearing by heavy truck 16 tons of bridge, a large tonnage, improves the carrying capacity. At the same  time with compression of the cargo, by of garbage filling and compression, reduce the volume of  garbage, so as to further enhance the rate of volume, improve work efficiency.

Container with guide roller, the HYVA18 tons pull arm, hydraulic system, ensure convenient to load and  unload the garbage box, improve work efficiency. Standard after the roller support or rear axle support  and improve the stability of vehicle in the soft road for loading and unloading;

SINOTRUK HOWO Compressed Garbage Collection Truck 15-16CBM 

Compressed Garbage Truck, connecting the main compartment with a collection box, with the 

most reasonable angle, blade type main launch board, has a special parabolic surface 

optimal loading angle formed by compressed garbage collecting box filling mechanism of 

30T above the rolling force, with 10T loading pressure in the pressure compartment, at 

the same time, launched in 5T has always been to squeeze pressure, squeeze compressed 

garbage, is conducive to the compressed garbage from the main carriage. Full volume 

utilization rate can reach more than 97%.

The vehicle function is complete, easy to operate, garbage loading, the hydraulic drive 

and electronic program controller control, accurate, reliable performance, performance 

and reliable. The garbage filling body, can automatically continuous work, can also be 

semi automatic one-way work, or manual operation, and return to the function.

The vehicle hydraulic drive, the maximum working pressure of 210bar, the system working 

pressure 180bar, rolling force on a garbage collection box is 30 tons, by collecting box 

into the main chamber when the loading capacity is 10 tons, the main launch plate on the 

extrusion pressure of compressed garbage, keeping 5 tons of garbage unloading force 

launched the 10 tons, the compression loading mechanism of each loading compression cycle 

time is 25 seconds, the launch cycle time in shirk refuse, no more than 45 seconds.

 


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