ZhuoDi ZHP800/4 Polishing Machine for granite is special for granite surface polish. It gives high quality glossy to stone surface. The technical parameter is as following: Model name: ZHP800/4 Polishing heads: 4 heads Working width: 500 800mm Working thickness: 10 40mm Conveying speed: 0.5 2m/min Power of head: 11KW Power of main drive: 3KW Total power: 49.2KW Water consumption: 120L/min Dimension: 3500mm*2250mm*2200mm Weight: about 7000KG