The dredging rubber hose refers a type of hose used in the dredging industry, which involves the excavation of material from the bottom of water bodies. The dredging rubber hose includes discharge hose, suction hose, self-floating hose, armored hose, floating hose, bow expanded hose, etc. These hoses are designed to handle the abrasive and often heavy materials such as sand, gravel, silt, and sludge that are removed during dredging operations. It is normally made from high-quality rubber compounds that are resistant to abrasion, ensuring a long service life even under harsh conditions. 

A dredger is a device that excavates, transports and dumps a certain amount of underwater laying soil in a certain period of time. The dredger can work by hydraulic or mechanical means.