DRW dredger model comparison table

	Dredger DRW-6	Dredger DRW-8	Dredger DRW-10	Dredger DRW-12	Dredger DRW-14	Dredger DRW-16	Dredger DRW-20
Type	6/4	8/6	10/8	12/10	14/12	16/14	20/16
Pump body material	High chromium wear-resistant cast iron	High chromium wear-resistant cast iron	High chromium wear-resistant cast iron	High chromium wear-resistant cast iron	High chromium wear-resistant cast iron	High chromium wear-resistant cast iron	High chromium wear-resistant cast iron
Type of soil	sludge, soil, sand, gravel	sludge, soil, sand, gravel	sludge, soil, sand, gravel	sludge, soil, sand, gravel	sludge, soil, sand, gravel	sludge, soil, sand, gravel	sludge, soil, sand, gravel
Max. Dragation depth, m	6	6-8	8-12	8-13	12-14	12-17	14-22
Capacity, m3/h	36-252	137-576	216-979	360-1512	504-3168	720-3600	3600-4700
Head, m	3,5-51	10-48	13-50	11-58	6-66	20-72	40-70
Efficiency, %	30-50	50-60	45-65	50-70	60-68	60-72	70-80
Cavitational, m	2,5-3,5	3-4,5	3-7,5	2,-4,5	2-8	3-6	3-6
Maximum particle diameter, mm	82	127	178	220	241	230	125
Maximum power, kW	60	120	400	768	900	1200	2200
Main engine, kW	60-80	132-156	180-400	120-800	212-901	550-1200	700-2200
Specific flow of diesel per unit product, l/m3	1,7-1,92	0,8-1,6	0,5-1.77	0,47-1,86	0,72-1,34	0,54-1,94	0,9-2,0
Diesel fuel consumption, l/h	7-15	14-30	38-100	28-192	50-225	75-300
Engine model	Ricardo, SDEC	Ricardo, SDEC, Weichai	SDEC, Weichai	SDEC, Weichai, Cummins, CAT	SDEC, Weichai, Cummins, CAT	SDEC, Weichai, Cummins, CAT	Weichai, Cummins, CAT
Diameter suction/discharge, mm	150/100	200/150	250/200	300/250	350/300	400/350	500/450
Type of ripper	Hydraulic cutter / hydraulic Jet	Hydraulic cutter / hydraulic Jet	Hydraulic cutter / hydraulic Jet	Hydraulic cutter / hydraulic Jet	Hydraulic cutter	Hydraulic cutter	Hydraulic cutter
Length pipeline, m	100-250	100-1000	200-1000	300-1200	300-1500	400-2000	400-2200
Recommended diameter pipeline, mm	150	225-250	315-400	400-500	500-600	600	600
Pontoon case material	Plastic / metal	Plastic / metal	metal	metal	metal	metal	metal
Dredger length, m	6-9	8-13	11-17	13-26	20-28	24-30	30-40
Dredger weight, t	3-5	8-14	22-28	25-34	29-40	80-170	240-280
Sediment in water, cm	40-60	50-70	60-80	60-100	80-120	100-140	120-180
Price	от 42	от 75	от 145	от 195	от 260	по запросу	по запросу
Area of use	Lake, Small River, Quarry	Lake, Small River, Quarry	Lake, Small River, Quarry	Quarry, Lake, River, coastal	Quarry, Lake, River, coastal, sea	Quarry, Lake, River, coastal, sea	Quarry, Lake, River, coastal, sea

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