Our new designed polishing machine with 16heads XMJ1250-16C is used for granite tiles. It was designed at the end of 2009, and become popular with its advantage as below. 1. Machine is much cheaper, for the cost of the polishing heads and main motor are reduced. 2. Polishing cost for the granite is also cheaper. Because the polishing disks are simple, with diameter 200mm same as the manual polishing machine. 3. The motor for polishing head is 7.5kw only, electricity power saved. 4. Polishing speed is quick and polishing efficiency is good. Speed of belt could reach 1700-2000mm every minute.