... , Vacuum lifter design : Suspension beam is 1000mm, suction pad with inside diameter is 450mm, outside diameter is 1000mm, for suitable ... base, So which increased the base balance weight, meanwhile reduced the suction machine own-weight,Make the rotary inertia smaller on cantilever ... provide a safety factor of 4.0 horizontally above. And with 2.0 vertical flip safety factor. Application.For Aluminum ...