) About us:                                                   

1. We are over 10 years leading professional sand dredging pump manufacturer in China.

2. Top quality of raw material castings.

3. Advanced equipment with mature experiences engineers.

4. Large size factory with strictly quality control system.

2)marine dredger pump parameter:                              

 1. Size range (discharge):200-1000mm

 2. Capacity: 10-25000 m3/h

3. Head: 20-85m

4. Impeller type: Non-clog (3/5vans)

 5. Shaft sealing: Packing/ Mechanical

6. Wet parts material: A05,A07, Steel

3) marine dredger 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) marine dredger 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  for the dredge on the whole construction, high multiple economy benefits, etc..

5)marine dredger pump Performance table

	Capacity  Q	Head	Speed	Efficicy	NPSH	Exports  Diameter	Max Partical Size
	(m3/h)	H(m)	n(r/min)			Imports  Diameter
				η(%)	NPSHr(m)	(mm)	(mm)
200XND	600-800	20-40	700-900	60-65	4.5	200/250	178
200XN	750-1000	40-65	700-850	70-72	4	200/250	180
250XND	950-1100	20-40	500-700	65-70	4	250/300	220
250XN	1100-1300	40-65	500-650	70-74	4	250/350	144
300XZND	1500-1800	20-40	400-600	65-68	4	300/350	244
300XN	1800-2200	40-65	400-550	74-78	4	300/450	244
350XN	2600-3000	40-65	400-550	74-78	4.5	350/450	245
400XN	2800-3200	20-40	400-550	74-78	4.5	400/450	250
450XN	3200-3850	40-67	350-500	76-80	4.5	450/600	254
500XND	3600-4200	20-40	220-320	72-75	4.8	500/600	330
500XN	4500-5500	40-65	350-450	78-80	4.8	500/650	250
600XN	5000-9000	55-80	280-420	84-85	6	600/660	220
700XN	8000-12000	60-85	280-380	83-85	6	700/760	280
900XN	12000-19000	50-75	280-330	85-87	6	900/960	320
1000XN	16000-25000	23-76	181-290	85-87	6	1000/1200	350