Type 1200 Spiral Concentrator is made By PVC-Plastic From Injection Mould, It is one of the most effective, low-cost devices for the gravity beneficiation of mineral sands. Manufactured by PVC plastic that is lightweight, corrosion resistant and abrasion resistant materials, spiral concentrator require a minimum of maintenance and upkeep. Our spiral concentrator was export to many mining: Zircon sand in Kalimandan and tin sand in Bangka of Indonisia, Hematite Mining in Malaysia, Chromite mining in Madagascar