Yuanhua iron ore selecting macine High efficiency Engine : diesel engine Simple to operate 12 months warranty Iron Ore Selecting Dredger HullDimension (l*w*h)13.5m×1.5m×0.9mside floating bodies/doubleEngine Room (l*w*h) 2m×1.5m×1mmiddle floating bodyOther Anti-rust primer painted at the bottom Anti-rust coating painted at the surfaceBody 4mm steel plateDeck 3mm anti skid plateEngine Room 5mm ...