Asphalt Batch Mix Plant Manufacturer,hot batching plant for sale
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an asphalt batch mix plant is a plant used for the manufacture of asphalt, asphalt batch mixing plants macadam and other forms of coated roadstone, sometimes collectively known as blacktop.the manufacture of coated roadstone demands the combination of a number of aggregates, sand and a filler (such as stone dust), asphalt batch mixing plant for sale in the correct proportions, heated, and finally coated with a binder, usually bitumen based or, in some cases, tar. the temperature of the finished product must be sufficient to be workable after transport to the final destination. hot batch mix plant a temperature in the range of 100 - 200 degrees celsius is normal.increasingly, recycled asphalt pavement (rap) is used as part of the mix. the binder used is flammable, bitumen batching plant and the heaters are large liquid or gas fired burners. rap is introduced after the heating process and must be accounted for in the overall mix temperature calculations.there are three main classes of plant: batch heater, semi-continuous (or quotasphalt plant quot), and continuous (or quotdrum mix quot). the batch heater has the lowest throughput, asphalt batch plants the continuous plant the highest at up to around 500 tonnes per hour.supply of roadstone for large contracts is generally by tender with considerable pressure on price. a faulty batch of roadstone must be planed up and relaid, often with additional lane rental charges, at a cost which may be orders of magnitude higher than the original price, so sophisticated control systems are a necessity.
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Zhengzhou Dayu asphalt plants Co., Ltd.