Spiral working

spiral project in mining site,for separating heavy minerals like zircon sand,iron,tin,chromite,ilmenite,tungsten,zinc,tantalum-niobium,gold,coal,monazite,rutile and other low-grade ores Ms Iris-Sales Manager Mob and Whatsapp: 0086-18688995213 Email: irisgelin@ Company: Ganzhou Gelin Mining Machinery Co.,Ltd. Web: Skype:iris880914