1.Simple structure 2.Easy to maintenance 3.Reliable and High efficiency 4.Low-carbon 5.Certification:ISO9001:2000 Product:Spiral washing machine is mainly applied to washing minerals , which between 20-70mm,and used widly such as iron, manganese, limestone, tin ore, and more; FG series' also suitable for washing building materials in construction , power station applications, metallrugy,utilities ...