Ingersoll Rand

By Katie Weiler, Managing Editor | September 28, 2010

DD-158HFAThe DD-158HFA double-drum compactor features eight amplitude settings, which are matched automatically with an optimum frequency setting. This 32,770-pound compactor delivers 44,070 pounds of centrifugal force in its highest amplitude, and it uses an 84-inch-wide drum that is 59 inches in diameter. A Cummins diesel engine produces 185 horsepower.