Compaction Width: 3 mm Travel speed: 21 m / min capacity water tank capacity: 23 L of the drive wheel weight distribution ratio: 12% of the amount of overlap of the tire: 12 mm tire pressure: 12 mPa Tire Size: 23 Theoretical gradeability: 123% Ground pressure: 123 kPa small hand roller speed, forward 60 m / min speed, reverse 38 m / min frequency of 61 Hz amplitude 0.45 mm guaranteed sound power level 107 dB (A) sound pressure level of 90 operators ear dB (A) Vibration emission value 4.3 m / s2 small double drum roller, a small roller Qinghai, Shanxi, Shandong Heavy Industry provided by Shandong Heavy Industry Machinery Co., Ltd. Jin. Heavy Machinery Co., Ltd. Shandong Jin (www.dajinzg.com) strong, credible, Shandong Jining compaction machinery industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Shandong Jin Heavy and you hand into the brilliant, for a better future!