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Energy Efficient Vertical Roller Mill For Cement / Slag / Raw Material / Coal
【Product Advantages】
1. The vertical mill adopts material layer rolling, friction and
impact as the crushing mechanism, which has the advantages of high
efficiency, large energy saving (40-50% energy saving compared with
ball mill), low noise and small footprint.
2. The pressure adjustment method of the grinding roller is
compressed by the air pressure of the flexible air spring, which
can shrink freely, has no difference in rebound time, the pressing
force is uniform and durable, and the production capacity is
obviously improved; load start.
3. It integrates the functions of crushing, grinding, drying and
grading, and has a wide range of applications. A single mill can be
used for grinding of various materials.
4. In order to prevent the material from being too slippery during
the grinding operation, the grinding machine is equipped with a
mixing and spraying device, which is convenient for the
establishment of the grinding layer of the material bed and
improves the output.
5. By turning the boom arm of the oil cylinder, the grinding roller
assembly is turned out to the outside of the mill for easy
maintenance; the grinding roller sleeve and the grinding roller
assembly become a split tapered sleeve tightening structure, which
greatly improves the maintenance convenience and operation economy.
6. The control system can implement local and remote automation to
realize unmanned operation
Large-scale raw meal vertical mills are widely used in raw meal processing technology. Vertical mill is an ideal large-scale grinding equipment, which can be widely used in cement, electric power, metallurgy, chemical industry, non-metallic minerals and other industries. It integrates crushing, drying, grinding, grading and conveying, and has high production efficiency. It can grind block, granular and powdery raw materials into required powdery materials.
Specifications And Technical Parameters Of HVM Raw Vertical Mill
Model | HVM2500 | HVM2800 | HVM3400 | HVM3700 | HVM4200 | HVM4500 | HVM4800 | HVM5100 | HVM5600 |
grinding table median diameter(mm) | 2500 | 2800 | 3400 | 3700 | 4200 | 4500 | 4800 | 5100 | 5600 |
Capacity(t/h) | 85-100 | 130-160 | 190-240 | 240-300 | 320-400 | 400-500 | 440-550 | 550-670 | 600-730 |
Raw Material Moisture | <10% | ||||||||
Raw Meal Fineness | R0.08<12% | R0.08<14% | |||||||
Raw Meal Moistrue | ≤1% | ||||||||
Main Motor Power(kW) | 800/900 | 1120/1250 | 1800/2000 | 2500/2800 | 3150/3350 | 3800/4200 | 4200/4500 | 5000/5400 | 5600/6000 |
Illustrate | Re:Raw materials bond index≤13kWh/t |
【Working Principle】
The motor drives the grinding disc to rotate through the reducer,
the material falls into the center of the grinding disc from the
feed inlet, and the hot air enters the mill from the air inlet.
Under the action of centrifugal force, the material moves to the
edge of the grinding disc, and is crushed by the grinding roller
when it passes through the annular groove on the grinding disc.
Re-grinding, when the material in the airflow passes through the
dynamic and static separator, under the action of the rotating
rotor, the coarse powder falls on the grinding disc for
re-grinding, and the qualified fine powder is milled together with
the airflow and collected in the powder collecting device, which is
product. Moisture-containing materials are dried during contact
with hot gas to achieve the required product moisture.
【After-sale Service】
We have a long-term service in the production line, good
technology, responsible after-sales service team. All members have
more than 5 years of experience in the industry, and can provide
customers with timely, efficient, comprehensive and scientific
after-sales service. It can provide customers with the whole
process of after-sales service from engineering construction,
production line equipment installation, production line debugging
until the production line reaches the standard and production
capacity, solves various incurable diseases encountered by
customers, and provides thoughtful, meticulous and perfect
after-sales service.