... ISO9001:2008 Hose Assembly Available Catalog Is Available high quality sand dredging hoses SUMMARY Suction hose (with steel flange) is assembled ... iron ball.2. Widely used for sucking or discharging of water, sand, air, and powders in industry, agriculture, factory, mining and ... almost no tolerance, and they are capable of resistance to sand and water, light, small flexible and wear well. The minimum ...