Hydraulic cylinder (both front and rear earrings are made of integral forgings, and all piston rods are made of double-layer plating to prevent seawater salt spray corrosion. The nickel 0.03mm and chromium 0.04mm seals are imported brands, and the balance valve is made of Sun brand)
Applied for rotation of working arm,
varying amplitude of boom,rotation of sub arm, movement of bucket, movement of bridge, tilting of spud, lifting and lowering of spud, lifting of propeller, turning of propeller.
| Material | Carbon steel, Alloy steel, Stainless steel |
|---|---|
| Honed tube | 20-2500mm, Heat treatment, honing, rolling |
| Piston rod | 10-2000mm ,tempering, plated nickel, Chromium or ceramic |
| Working Pressure | 5-300Mpa |
| Seals | Parker,Merkel,Hallite |
| Technology | Bosch Rexroth and Parker |
| Coating | Sandblasting, primer, middle paint, finish paint |
| Temperature range | -40ºC to +300ºC |
| Work medium | Hydraulic Oil |
| Piston speed | maximum 2m/s |
| Mounting style | Earrings, flange, foot mounting, screw thread. |
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We supply dredging equipment including dredging pump, diesel engine, marine gearbox, transfer case, hydraulic pump station, hydraulic winch, electric winch, marine electric motor,windlass, instrument, monitoring system, and outfitting as steel rope, anchor, bollard,chain for mooring and towing.
Also special device as sediment production measurement system, navigation system can be provided as customized requirements.
We design and match dredging equipment for repair and maintenance of old dredgers, new dredgers which are built in your local shipyard, and dredgers we design and provide for your owners.
We supply diesel engine brands CUMMINS, CATERPILLAR, MITSUBISHI, MAN，WEICHAI,YUCHAI, ZICHAI,NINGBO ZHONGCE and others.
Yes, we participate dredging and engineering related exhibitions, such as BAUMA CHINA.
Our office is in Weifang city, Shandong province and we are opening offices in other cities which will be updated. Our factories of dredging equipment including engine, dredging pump, hydraulic winch, engine cooler locate in Weifang, Shanghai, Nantong and other cities.
We generally accept T/T, L/C. We can give financial support in term of L/C 90days or 120days.
Yes, we can send our engineer to project site for installation supervision and training service. There will be a separate technical service agreement which list technical service range, how many days and how many engineers and workers. Generally 15days, and 2 engineers for installation supervision is enough.
Project owner will also take charge of round ticket, VISA, transportation, food and accommodation in the country of project site for engineers and workers who will be involved in the technical service.
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