... .Rugged, high energy tamping 2.Easy to carry, easy to operate 3.Energy efficient tamping rammer machine SL-CJ80Dimpact rammer (electric )1 ... made of sand, gravel, asphalt macadam, clay, lean concrete, etc.2 It is mainly used to tamp foundations in the construction ... ±3KgThe rated voltage380V,220VExterior size350×690×850mm tamping rammer machine SL-CJ80D