Jet Suction Dredger JSD250

Jet suction dredger is widely used to recover materials from great depths and can also extract sand from below a clay overburden which is also called jet sand suction dredger. Jet suction dredger is equipped with high pressure water pump and powerful sand suction pump. The water pump can produce high pressure high speed water jet to impact the bottom of sand layer and splashing the mixed sand around the suction head, and the sand suction pump conveys the sand to the destination through the discharge pipe.

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Product Description

Jet suction dredger is widely used to recover materials from great depths and can also extract sand from below a clay overburden which is also called jet sand suction dredger. Jet suction dredger is equipped with high pressure water pump and powerful sand suction pump. The water pump can produce high pressure high speed water jet to impact the bottom of sand layer and splashing the mixed sand around the suction head, and the sand suction pump conveys the sand to the destination through the discharge pipe.

Jet Suction Dredger Features

Novel design, High efficient, large output, long discharge distance

High quality wear resistance and long serve life sand pump

Pumping depth reaches up to 20-30 meters underwater

Dredge hull consists of multiple pontoons connected by proven coupling system

Highly efficient fuel consumption and minimum overall operational costs

Control box and instrument are mounted in ergonomic dash board

Low investment and good operating performance

Simple and fast assembly and disassembly, easy to operate

OEM, ODM, customization are available

No	Item		JSD200	JSD250	JSD300	JSD350	JSD400
1	Dredge performance	Sand capacity (cbm/hr)	80-110	130-260	300-360	360-390	440-520
2		Max. Discharge distance (m)	200-600	200-1000	200-1500	200-1800	200-2000
3		Max. gravel diameter passing through (mm)	50-60	60-70	60-70	60-70	60-80
4		Max. dreding depth (m)	15	15	15	20	20
5	Dredge body	Size (LxWxH) (mm)	8x1x1.5, 2 PCS 6×2.25×1.5, 1PCS	8x1x1.5, 2 PCS 6×2.25×1.5, 1PCS	11.8×1.1×1.5, 2 PCS 8×2.25×1.8, 1PCS	18×1.1×1.5, 2 PCS	18×1.1×1.5 2 PCS
6	Sand suction systerm	Pump size (inch)	8/6	10/8	12/10	14/12	16/14
7		Pump flow (cbm/hr)	410-540	620-1450	1650-1800	1800-1950	2200-2600
8		Pump head (m)	28-48	21-35	24-35	24-35	30-50
9		Pump speed (rpm)	730-980	730	730	730	550-700
10		Main engine power (KW)	132-156	180-250	250-300	300-410	410-460
11		Gearbox	Yes	Yes	Yes	Yes	Yes
12		Connect metal base	Include	Include	Include	Include	Include
13		High pressure water pump	jetting sand up	jetting sand up	jetting sand up	jetting sand up	jetting sand up
14	Electric power system	Generator	electric power	electric power	electric power	electric power	electric power
15	Control system	Control room	Yes	Yes	Yes	Yes	Yes
16	Control system	Control board	Yes	Yes	Yes	Yes	Yes
17	Lifting appliance	Electric winch	Yes	Yes	Yes	Yes	Yes
18	Propeller equipment	Propeller with engine	movement	movement	movement	movement	movement
19	Other equipment	Rubber suction hose, suction head, handrail, anchors, shelter, life jacket, etc.
20	Remark	1. Any data could be adjusted according to customers’ specific requirements. 2. Customized dredger acceptable according to requirements. 3. Engine power choose decided by dredger performance. 4. The work site situation will affect actual discharge distance, sand capacity, etc. 5. Above dredger size is not changeless, it could be adjusted according to specific circumstance.

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