20 inch hydraulic cutter suction small sand dredger

Weifang Jin Meng Dredger Co.,Ltd. located in Qingzhou, Weifang City, is a manufacturer for small sand dredger, work boat and gold dredging equipment,which is specialized in small sand dredger 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 small sand dredger building and researching, 16 designers on small sand dredger construction, 8 engineers on quality inspecting and controlling as well as 10 after sales service engineers.

The small sand dredger we produce is self-propelled or non self-propelled,portable small 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 small sand dredgerare as bellows: traversing device, cutter ladder lifting device, spuds and deck crane. The small sand dredger working process is as following: the cutter head cut the sand and mud underwater to mixture of slurry, then through dredging pump to the pipeline on small sand dredger; at the end the slurry will be discharged by pipeline on land to the required place.

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

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

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

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 small sand dredger test.