Vibratory roller is an efficient compaction machinery, widely used in road construction. The domestic and international compaction machinery development history research, grasp the compaction technology and compaction machinery development trend and the latest developments. For 12T road roller products to provide the basis for positioning. Ltd., specializing in construction machinery sales; excavator parts supply; building machinery and equipment research and development, production and sales; children excavator production and sales; and technical support, service consulting as one of the specialized companies. China Construction Machinery Industry Association news, due to traffic infrastructure investment has increased, the first half of the road and compaction machinery industry gradually out of the trough, to achieve a small increase. Compressed machinery market in the second half will continue to develop in the right direction. In the first half of the year, pavement and compaction machinery mainly produced 8593 rolling machines, an increase of 8.91%; sales of asphalt paver 1228, an increase of 4.42%. "In the first half of this year, there were significant differences in the sales of roller and asphalt pavers in the first half of this year," compared with the same period last year, about 71% in the first half of this year, according to the association. Provinces, autonomous regions and municipalities roller sales have increased to varying degrees, the growth rate of 110% to 147%. In addition, about 52% of provinces, autonomous regions and municipalities asphalt pavers sales growth in varying degrees, the growth rate of 115% to 1.6%. In the first half of the road and compacting machinery, the main production enterprises sales situation is very different, to a certain extent, reflect the production enterprises to deal with the differences in market risk ability. foundation crack repair epoxy injection small compactor roller dirt compaction machine wholesale how much is a heated driveway