Hypac C810C Series single-drum vibratory rollers
According to Hypac, engine and drive-train improvements on the C810C Series single-drum vibratory rollers have resulted in a 37-percent improvement in gradeability to 55 percent. The Series includes the C815C, a 7,275-pound smooth-drum model; and the C812C, a 7,385-pound padfoot model with 70 contact pads. They also achieve a centrifugal force of 19,125 pounds in high amplitude—a 90-percent increase.