Cement synthesis Process
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(1) Broken cement assembly process, Most of the information to be broken, With regard to limestone, Clay surfaces, Metal ore and coal. Limestone is the largest amount of unprocessed trash, Cement cultivation, Mining the particle size after the massive, High solidity, So the broken limestone crushing the material in the cement plant occupies a more essential position.
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2, Raw material arrangements
Cement development process, To supply 1 ton of Portland cement grinding at least 3 tons of materials(Including rock, Petrol, Clinker, Mixed substance, Gypsum), Mathematically, The dryprocess cement production line grinding operations need to consume Power is the reason for about 60% of the whole plant over power, Of which 30% of raw material grinding rrn excess of about 3% of total coal mill, Cement mincing about 40%. Explanation, An acceptable choice grinding equipment and processes, Optimize practise parameters, Proper treatment, Control treatment system for ensuring product quality, Reduce energy consumption is of great relevance.
3, The rock are of
Dry cement growth process, Raw material composition is stable pit entry clinker thermal system stability the must, The system plays a raw meal of raw components stability of pit entry last gatekeepers.
4, Pre-heat decomposition
Preheating the raw material and parts to do decomposition of the preheater, Replace the rotary section of the function, To shorten the space back to the kiln, While the accumulation of the state the kiln to heat the process gas feed, Move to the inner insides preheater, Which give the same raw material to hot kiln exhaust gas mixing, Helping the material contact area of gas, Heat, Fast heat exchange competence, To improve the kiln system return, Reduce heat utilization of clinker purposes.
(1) The information presented dispersion
80% of heat pipes carried out at the doorway. In the preheater tube feeding raw items, Boosted airflow with highspeed impact, Martial arts turned off with the flow on the movement, While being allocated. It is added between the preheater and rotary kiln calciner and the raised use of flue, Set the fuel injected into the device so that the exothermic fuel combustion process and unprocessed trash endothermic decomposition of carbonate, In the calciner or suspended to the flow of state quickly, So the decomposition into the kiln feed rate to 90%. Within the first carbonate in the decomposition of rotary task, Relocation the calciner; Fuel from the calciner to join just about all, Joined a small sector of the kiln, The kiln burning zone get rid of heat load, Wholesale liner life, Is conducive to largescale construction; The mixed fuel and rock, Timely delivery of fuel combustion heat to the information, The burning, Heat transfer and carbonate decomposition process can be seo’ed. Thus has a professional, High preservation, Low consumption and a series of fine performance and features.
5, The utilizing up of cement clinker
Raw material to finish in the cyclone preheater preheating and predecomposition, The next process is meted out into the rotary kiln clinker.
In the rotary kiln for further rapid decomposition of carbonate and a series of solidphase result of the cement clinker and other minerals. With the temperature near the content, The other minerals will be liquid, Dissolved in the liquid phase and the reaction generates folks(Clinker). Clinker, The the weather started to fall. In addition, The cement clinker cooler to clinker kiln cooling of warm discharged to the downstream transport, Store and cement mill can withstand the environment, While hightemperature clinker clever heat recovery, Improve thermal output and clinker quality.
6, Cement mincing
Cement development cement grinding is the final process, But also power most of the advancement. Its main goal is to cement clinker(And gelling solution, Execution tuning materials, Etcetera.) Grinding to the proper size(Within just fofeness, Specific exterior, Suggested), A certain particle size submission moves, Helping the size of its hydration accelerate the hydration rate of cement paste to meet the coagulation, Hardening wants.
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