Low noise high quality gravel sand dredging pump

Low noise high quality gravel sand dredging pump       Sand Pump Sand Pump suitable for handling abrasive and corrosion solids slurry with maximum concentrations of wt.45%(ash)and wt.60% . The WN(Q)series sand pump is my company use the advanced computer-aided design, in view of dredge,blows fills in the prefession the dredge boat the new sand pump which researches and develops with the pump . 1)WN serise sand pump suitable for cabin ,WNQ series suitable for underwater ,satisfies the different hull structure to the sand pump request . 2)300WN (Q)-500WN(Q) uses the single shell structure,600WN-100WN uses the double pump housing structure, 3)WN(Q) series sand pump through the optimized design,The sand pump have the good cavitation performance, the sand pump attact ability,digs deeply big,the density is high ,the sand pump flow channel is worry-free ,the overflow performance is good . 4)WN(Q) series sand pump wear parts uses the high strength antifriction metal to cast iron(KmTBCr27)   Performance table of sand pump of WN type:

Sand Pump Type	Q	H	Inlet Diameter	Outlet Diameter	Speed	Max. Particle Size
	Flux	head
	(m³/h)	(m)	(mm)	(mm)	(r/min)	(mm)
300WN	1800-2200	20-65	350	300	300-550	250
450WN	3200-3800	20-67	600	450	250-550	240
500WN	4500-5800	20-65	650	500	250-550	240
600WN	5000-7000	20-65	660	600	250-550	250
650WN	6000-9000	20-70	700	650	200-400	260
700WN	7500-1200	20-75	760	700	200-400	280
800WN	1000-15000	20-78	900	800	200-380	300
900WN	12000-19000	20-75	960	900	810-350	320
1000WN	16000-25000	20-78	1200	1000	180-350	350

    Packaging & Shipping Shipping:   1.Port : TIANJIN ,CHINA 2.By sea for batch goods.FCL or LCL. 3.Customers specifying freight forwarders or negotiable shipping methord. 4.Deliver Time:15-30 days for batch goods.   Payment terms:   1.Payment :T/T or L/C  50% deposits,50% balance before delivery. 2.MOQ:1 pcs 3.Warranty:According to your working condition informaition. 4.Packing : Complete Pump: 1pc per wooden case ;     ( Proof water plastic cloth and export wooden case.Thickness about 9mm-15mm).   Company Information Tongda Group have independent pump and valve companies,pump company,casting company, machine manufacturing company. Pump and valve company is our group core enterprise.we professional produce slurry pump and parts have 30 years. Our product are exported all over the world , output of more than 8000 sets of slurry pumps and more than 3000 tons of all kinds of slurry pump parts. We have fixed assets 80 million US dollars,230 employees,we can accoding to users requirements,research and develop different types of special pumps suitable for various industries.   Certificate Our company through CE certificate and In 2001.my company passed ISO9001 quality system certification,and in 2008 the company pssed ISO9001,2008 standard version upgrading.       Quantity Control   The company's Technology Experiment Center is equipped with high-precisionwater pumps experiment station,intelligent noise testing equipment ,vibration detector and material hardness testing analyzer as well as other equipment.   Workshop Tongda Pump and Valve Group has advanced production equipment and technology.More than 100 sets of advance equipment such as CNC machining center ,large-scale digital dispaly boring machine,digital display large vertical lathe ,CNC lathe ,large planer milling machine,universal grinder ,digital display horizontal milling machine,vertical milling machine and radial drilling machine and so on have ensured the high quality of its product.       Our Services Our advantage:   1.We are Alibaba Assessed 4 Years Gold Suppliers. 2.We are a factory manufacturing centrifugal water pump.Best Product Capability ,Best Quality Contol,Best Service. 3.100% QC inspection before shipment. 4.ISO( Internation Quality Standard)/CE(Conformite Europeenne) .Competitive Price.         Contact Us                  Waiting your message ,any way,any time.