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asphalt concrete is widely used around the world as well as in Vietnam in the construction of highways, the highway asphalt.
(BTN) is a mixture composed of aggregates (crushed stone, sand, mineral powder) mixed rate determination, are drying heat and mix well together, then it is mixed with the bitumen according to the rate determined through design. Hot BTN mixture produced by the plants, shipped out in the field, and lu lèn in temperature regulation in order to achieve the required tight. BTN quality depends on several factors, many stages, and just in violation of any stage does the quality BTN also affected.
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