Calculate the line pressure roller of each condition. DD-110 conversion work is quite simple, quick, visual material properties, thickness, and some other indicators compaction reasonable choice (see Tables 1 and 2) double drum walk behind roller, which has a wide range of applications. Vibratory roller line pressure calculation: unit line pressure gauge and a stone strength required line pressure roller table soft medium hard very hard stone character name limestone stone walk behind roller exciting force, vibration walk behind roller sandstone limestone, sandstone walk behind roller coarse granite ultimate strength fine-grained granite basalt 300 to 600 400 to 1000 1000 to 2000 2000 Small rollers are exported abroad, for a variety of road conditions, flexible. Exciting force walk behind roller, Shandong Jin Heavy Industries (certified), Qinghai walk behind roller provided by Shandong Heavy Industry Machinery Co., Ltd. Jin. Heavy Machinery Co., Ltd. Shandong Jin (www.dajinzg.com) Shandong Jining, compaction machinery leaders, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Shanxi, Shandong Heavy Industry leader with the staff warmly welcome all inquiries negotiations to create Shandong Jin Heavy better future.