Product Details

1. Weifang Jin Meng Dredger Co., Ltd.

Weifang Jin Meng Dredger Co.,Ltd. located in Qingzhou, Weifang City, is a manufacturer for river sand cutter dredger, work boat and gold dredging equipment,which is specialized in dredger researching, designing, production and sales.

The main products of our company are river sand cutter dredger machinery, mineral processing dredger machinery, sand washing dredger machines, sand pumping dredgers, auto-load and auto-unload sand transporting dredgers, iron extraction dredger machinery (water election, dry election), gold mining dredgers, high standard sand washing dredger machinery, sand making dredger machinery, transportation dredger, stone crushing dredger machinery, large and medium-sized dredging ships.

The company is popular recognized by customers for strong technical strength, high quality cutter dredgers and good after-sale service. At home the products are sold to dozens of domestic provinces, municipalities and autonomous regions; in abroad the cutter dredgers are sold to India, Iran, Oman, the United Arab Emirates , Argentina, Colombia, Saudi Arabia, Bangladesh, Egypt, Nigeria, Mongolia, Russia and so on.

2. China river sand cutter dredger

The sand cutter dredger we produce is self-propelled or non self-propelled,portable sand dredger. The hull uses dismantle and box-like structure, Its dismantle type can be assembly at working place easily and be transported by road, railway and container accordingly, convenient in installation and working place moving from one to another. The power system can be designed to electric system or diesel engine driving system according to customers’ requirements.Equipment on the river sand cutter dredger are as belows: traversing device, cutter ladder lifting device, spuds and deck crane. The working process of cutter dredger is as following: the cutter head cut the sand and mud underwater to mixture of slurry, then through dredging pump to the pipeline on sand cutter dredger; at the end the slurry will be discharged by pipeline on land to the required place.

Functions of sandcutter dredger: dredging river, dredging sand, desilting, reclamation for channels and land, and building roads.

Working site of river sand cutter dredger: sea, port, lake, and river.

Soil conditions for river sand cutter dredger: relative hard soil, harden sand, sludge, sea sand, river sand, clay, mud, and so on.

Design

Our mini river sand dredger are designed by senior engineer, who have specialized in shipbuilding and dredging work for many years, to guarantee their dredging work performance and practical well.

3. Specifications of JMD700 sand cutter dredger

JMD700 Sand cutter dredger
Dredging Pump		Dia. Discharge pipe	700mm
		Head	65m
		Max. Working capacity	2100m3/h
		Discharge distance	2000m
Dredging depth		17m
Diesel Engine		2200KW	JiChai
Hydraulic Auxiliary engine		1000KW	JiChai
Emergency Generator		50KW	Cummins
Total power		3250KW
Oil Consumption		488L/H
Hull Dismension		*LOAWD*	42m×9.7m×2.75m
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	20KN
	Swing winch	Tension	16KN
	Cutter Head	Crown-like	Φ2200mm
		Power	500KW

4. Mini river sand cutter dredger_____Hydraulic system

The most important parts of river sand cutter dredger and wheel bucket dredger. The hydraulic system requirements are very high and strict; it’s the main artery of the entire dredger. Lateral traction winches, lifting winch and cutter head of the dredgers are driven by hydraulic motors.

An integral hydraulic system includes hydraulic oil tanks, hydraulic pump, hydraulic valve manifold, solenoid valve, hydraulic pipes, hydraulic components, electrical actuator and so on.

5. Workshops for sand cutter dredger

A. Hull Welding

1. Steel plates- Rust removal ,Antiseptic treatment.

2. Carbon-dioxide arc welding and Submerged-arc welding.

3. Tightness test and inspection

B. Deck machinery installation.

C. Main engine and auxiliary engine location installation.

D. Hydraulic system installation.

1. The pickling , phosphating treatment of the hydraulic pipes.

E. The electrical installation

F. The Whole sand cutter dredger test.

Skilled workers & ex-work testing

Every sand cutter dredger is built by skilled workers and inspected strictly to assure the high quality and durability. Each finished sand cutter dredger will be tested in our testing center to make sure it work smoothly before delivered to customers.

6. Sand cutter dredger Test before ex-factory

Each sand cutter dredger must be tested well before delivery, before test we will send the invitations letter to the buyers to invite them and check the sand cutter dredger performance by themselives.

7. Sand cutter dredger Transported by trucks in bulks

The sand cutter dredger is dismantled, box-like structure, and can be transported easily by trucks on road.

8. Assembly in working sites and engineers are available for overseas service

After river sand cutter dredger arrive at customers' working site, two experienced engineers will be sent within one week.With the assist work of 6-8 native workers, our engineers will finish the sand cutter dredger assembly work and give some training to the native workers.

9.Customers' Visit

Welcome customers' visit to our factory , cars are available to pick up from train station or airport, we can talk more sand cutter dredger details face to face.

10.Company culture:

Profession, Innovation, and Integrity