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1. Weifang Jin Meng Dredger Co., Ltd.
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Weifang Jin Meng Dredger Co.,Ltd. located in Qingzhou, Weifang City, is a manufacturer for sand mining dredge, work boat and gold dredging equipment,which is specialized in dredgeing equipment researching, designing, production and sales. We have professional R&D department, CAD drawing design center, quality control department and after sales service department. Our company has more than over 500 employees, including 5 professional senior engineers on sand mining dredge building and researching, 16 designers on machinery construction, 8 engineers on quality inspecting and controlling as well as 10 after sales service engineers. |
2. Sand Mining Dredge Models
Sand mining dredge different model with main specifications
| Model | Dia.Discharge pipe | Working capacity | Dredging depth | Discharge distance | Total power |
| (m3/h) | (m) | (m) | (kw) | ||
| JMD250 | 250 | 165 | 6 | 800 | 187 |
| JMD350 | 350 | 330 | 8 | 1000 | 375 |
| JMD450 | 450 | 600 | 12 | 1200 | 925 |
| JMD500 | 500 | 1050 | 15 | 1500 | 1223 |
| JMD600 | 600 | 1500 | 15 | 2000 | 2230 |
| JMD700 | 700 | 2100 | 17 | 2000 | 3250 |
| JMD500D | 500 | 1050 | 20 | 2000 | 1517 |
| JMD600D | 600 | 1500 | 20 | 2000 | 2710 |
3. JMD500 3500m3 Sand mining dredge
A. JMD500 3500M3 sand mining dredge with brief specifications as below:
| JMD500 Sand mining dredge | |||
|
Dredging Pump |
Dia. Discharge pipe | 500mm | |
| Head | 54m | ||
| Max. Working capacity | 1050m3/h | ||
| Discharge distance | 1500m | ||
| Dredging depth | 15m | ||
|
Diesel Engine |
895KW | Cummins | |
| Hydraulic Auxiliary engine | 298KW | Cummins | |
| Emergency Generator | 30KW | Cummins | |
| Total power | 1223KW | ||
| Oil Consumption | 183L/H | ||
| Hull Dismension | LOA*W*D | 36m×7.9m×2.2m | |
| Hydraulic system | Hydraulic pump | VICKERS America (Joint-venture) | |
| Hydraulic Motor | Italy SAI technology(Joint-venture) | ||
| Valves | REXROTH Germany (Joint-venture) | ||
| Operating system | SIEMENS PLC(Imported from Germany) | ||
| Ladder winch | Tension | 100KN | |
| Swing winch | Tension | 100KN | |
| Cutter Head | Crown-like | Φ1750mm | |
| Power | 170KW | ||
B. Sand mining dredge____ Cutter Head
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Cutter head For one cutter head, there are 5 blade, 6 teeth equipped on one blade. There is material Cr. for easy-wearing proof. Cutter head is driven by hydraulic motor; cutter bearing has lubrication seal-in units. |
C. Sand mining dredge_____Hydraulic sysyetm
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Hydraulic system: The most important parts of sand mining dredge and wheel bucket dredger. The hydraulic system requirements are very high and strict; it’s the main artery of the entire sand mining dredger. Lateral traction winches, lifting winch and cutter head of the dredgers are driven by hydraulic motors. |
D. Sand mining dredge ___ Diesel engine____CUMMINS
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Cummins engine Testing equipped on the discharge pipeline on the sand mining dredge. The sand mining dredge has Cummins engine and hydraulic system for easily operation. |
E. Sand mining dredge ______ KINDA Pump
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Warman Pump Flow passage components use High wear resistant alloy Cr27 to prolonged the pump service life, pump shaft seal use packing seal which is easy to maintain , and antifriction bearings are from Janpanese brand NSK. |
F. Sand mining dredge____ PLC control system SIEMENZ
4. FAQ for Sand mining dredge
1). Sand mining dredge test before-ex-factory
Do your sand mining dredge have a test before ex-factory?
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Answer: Yes, it must be. Each sand mining dredge must be tested very well before ex-factory so that can guarantee sand mining dredge performance at customers' working sites and save the time and cost for customers. Before test we will send invitation letters to the clients to invite them come and do the performance inspectation by themselves, after get the clients permition and the sand mining dredge will be transported to the port for loading. |
2). Sand mining dredge transportation
How is the sand mining dredge transported?
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Answer: There are two ways for sand mining dredge being transported, if the sand mining dredger size smaller than JMD350, it is easy to transported by containers; if the sand mining dredge size is larger than JMD350, it will be transported by bulks. The sand mining dredge structure is dismountable and assembled so that can be easy transported by trucks on road. |
3). Sand mining dredge after sales service
What kind of service will supply after sales?
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Answer: After sand mining dredge arrive at clients' working site, we will send two experienced enginneers for sand mining dredger body assembly and native workers' training. With the asist of ancillary equipment like excavators and cranes , the sand mining dredge assembly can be finished within 10days and training can be in one week. |
5. Welcome customers to have a visit in our factory, cars are availabe to pick you up from airport and train stations,so that we can talk sand mining dredge business and more details face to face.
6. Company Culture
Innovation Profession Integrity
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