¡¡4. Impeller type: non-clog (3/5vans) 5. Shaft sealing: packing/ mechanical ¡¡6. Wet parts material: a05, a07, steel 3) sand dredging pump general features: Xiyue brand xn sand dredging pumps are specially designed for dredge boat around river mud Delivering. It¡¯s single-stage, single-suction, centrifugal pumps with reliable structure and design. ¡¡¡¡1. Good structure design for marine using. ¡¡¡¡¡¡200xn-500xn series are single casing and 600xn-1000xn are two casing structure. ¡¡¡¡¡¡they both apply forward disassemble way and easy maintenance. According to the connection ¡¡¡¡¡¡with the pump working part, two structures can be offered: self-carrying bracket and pump ¡¡¡¡¡¡integrated with gearbox. The lubrication for the bracket is grease or thin oil. ¡¡¡¡2. Good dredging performance ¡¡¡¡¡¡good cavitations performance makes sure the pump high suction capacity and allows high ¡¡¡¡¡¡head and heavy concentration dredging. The impeller with width channel allows a large ¡¡¡¡¡¡flow and high head. ¡¡¡¡3. Good anti-abrasiveness pump wet parts ¡¡¡¡all wet parts are made by top anti-abrasive chromium alloy with good impact ¡¡¡¡ resistance and anti-abrasiveness. ¡¡¡¡4. Bearing seal type ¡¡¡¡¡¡200xn~500xn dredging pump apply mechanical sealing and packing seal. ¡¡¡¡¡¡600xn~1000xn dredging pump equipped with l-type spiral rubber seal which consist of 3 ¡¡¡¡¡¡l-ring of 1 sleeve to ensure the bearing sleeve water clean, it also equipped with sand ¡¡¡¡¡¡water separator. ¡¡¡¡ ¡¡¡¡ ¡¡¡¡ ¡¡¡¡ ¡¡¡¡ 4) sand dredging pump structure: ¡¡ ¡¡xiyue brand xn dredge pump is a new type of sludge pump researched & manufactured By our company basing on international g type gravel pumps, aiming at rivers and seas out Of repair. Xn pump is a single-stage single suction cantilever horizontal centrifugal pump with ¡¡advantages of light weight, good wear-resistant, super dredging performance, perfectly suited Wooden box