Global balancing is a newly-developed conceptation in recent years. It is widely adopted in the balancing process of the machine tool spindles, motor assembly, cooling fans, air-conditioner fans, fan heaters, lampblack absorbers, Hard-Disk Drive of computers. Specifications Parameters Mass Scope of Workpiece(kg) 50 Max Diameter of Workpiece (mm) Height of Workpiece: 450 Min Achievable Residue Unbalance Amount (e mar ) 5g· mm/kg