The Features and Performance of Series of WN Dredging Pump : 1). Reliable and Simple Structure Suitable for Dredging Ship : The structure of 200WN-500WN type pumps are single - casing , single - stage , single - suction , cantilever and horizontal . According to the connection with the gear box , two structures can be offered : self - carrying bracket and pump - box assembly . The lubrication for the bracket is grease or thin oil . The structure of 600WN-1000WN type pumps are double - casing , single - stage , single suction , cantilever and horizontal . It has self - carrying bracket . Lubrication is forced thin oil lubricating . The double - casing design can ensure the liner can work till it is worn out , and if the liner crack , water can not enter into the pump . 2)． Easy to Disassembly and Installation , Convenient Maintenance :

WN type pump adopts front - disassembly structure in favor of easy disassembly and maintenance . Also it is equipped with special disassembly tools for each different part according to each part ' s features.  3). Good Wear - Resistant Performance , Long Service Time of Wet Parts , Good Performance on 4)． Reliable Shaft Sealing Without Leakage : The shaft of 200-500WN dredging pump uses the mechanical sealing or stuffing sealing or mechanical - stuffing compound sealing . The shaft of 600-1000 WN dredging pump adopts spiral sleeve L ( shape ) rubber sealing device that consists of three L sealing ring and one special thread shaft sleeve . NPSH: Wet parts of this kind of dredging pump - impeller , liner and front & back liner plate are adapted anti - wear cast iron alloy whose hardness is more than 58HRC, who has both strong anti - attack feature and higher resistance wear and resistance abrasion features . The hardness of A31 material that is researched and tested successfully can research 70HRC. The good PSH performance of WN type pump ensures the strong suction ability as well as deeper dredging depth and denser dredging concentration .

Serial number  Parts nam 1 Shaft 2 Bracket 3 Impeller Disassembling Ring 4 Sealing 5 Joint Plate 6 Rear Liner 7 Pump Casing 8 Pump Cover 9 Front Liner 10 Impeller 11 Support Plate

 WN dredge pump is a new type of sludge pump researched & manufactured by our company , aiming at dredging rivers and seas out of repair . WN pump is a single - stage single suction cantilever horizontal  centrifugal pump with advantages of light weight , good wear - resistance , super dredging performance ,  perfectly suited for the dredge on the whole construction , and high multiple economy benefits , etc .
  Our company used advanced hydraulic model , CAD 3D design , making sure it is high - efficiency , energy - saving and durable in use . Large dredging depth , high density of dredging mud , good NPSH and  strong suction lift ability make this kind of pump can persistently discharge gravel , high plastic soil lump , etc .

Shijiazhuang Heavy Pump Company Limited is changed by Hebei Xinda Slurry Company. We continue the fine tradition of producing slurry pumps-be famouse for its quality and service.
All products are mainly supplied to mining, metallurgy, public works, coal, petroleum, chemical, building material and other national economic deparments. The products are sold well all China and far to more than 40 countries in the world.

Business license
Customs Union EAC
Certification CE certification
ISO 9001 certificate

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Heavy pump with the unremitting pursuit of high quality and high performance and unlimited enthusiasm to innovate new products, with superb technology, strict quality control and excellent service, have won the favor of customers all over the world.
Heavy pump have been successfully exported to more than 100 countries around the world, so that the world has witnessed the charm of Made in China.

Q: How can I make order online?
A: Send email or message(whatsApp/ wechat) us.you can ask any question ,after we confirm the detail, we can make order. 
Q: Do you have MOQ limit?
A: The MOQ is 1 set.
Q: Which payments are acceptable?
A: T/T, L/C, Western Union, Paypal.
Q: Which shipping terms are available?
A: By sea, air, Express.
Q: How about the delivery time?
A: Delivery time is normally 3-7 working days after confirm the money. Depends on your quantity.
Q: What's your warranties?
A: 1 year after delivery.
Q: Can I buy parts separately?
A: Yes, all of the pump spare parts can buy separately.