Innovative Suction Dredging Hose Makes Dredging Process Smoother

Suction hose designed with heavy spiral wire for loading impacts

With the development of dredging industry, capital dredging including creating a new harbor or waterway or to deepen existing facilities for larger ships access is extensively done all around the world. As an essential component of dredging, suction dredging hose plays a very important role with cutter suction dredge or large trailing suction hopper dredge.

To guarantee the quality, ordinary galvanized wire has never been used for it can't withstand high dynamic loads. Our reliable suction hose employs heavy spring steel to absorb impact roads caused by water wave. Large bore suction hose are equipped with rigid steel rings for flexible bending.

Technical specifications:

  • Inner tube: black EPDM/SBR synthetic rubber.
  • Outer layer: black EPDM/SBR synthetic rubber.
  • Reinforcement: multi-layer of high tensile-strength fiber, spiral steel wire reinforced.
  • Working temperature: -30 °C to 82 °C (-22 °F to 179.6 °F).
  • Safety factor: 3:1.
Item ID OD Working Pressur Bursting Pressure Vacuum Pressure Max. Length
mm inch mm inch MPa bar MPa bar kPa bar ft. meter
SDH-6 152 6 182 7-1/4 1.2 12 2.4 24 80 0.8 65.6 20
SDH-8 203 8 233 9-1/5 1.2 12 2.4 24 80 0.8 65.6 20
SDH-10 254 10 284 11-1/5 1 10 2 20 80 0.8 32.8 10
SDH-12 304 12 340 13-2/5 1 10 2 20 80 0.8 135906.8 19.68-32.8
SDH-14 350 14 390 15-2/5 1 10 2 20 80 0.8 135906.8 19.68-32.8
SDH-18 450 18 486 19-1/5 0.7 7 1.5 15 80 0.8 135906.8 19.68-32.8
SDH-22 550 22 590 23-3/5 0.7 7 1.5 15 80 0.8 135906.8 19.68-32.8
SDH-24 600 24 640 25-3/5 0.7 7 1.5 15 80 0.8 135906.8 19.68-32.8
SDH-28 700 28 750 29-3/5 0.7 7 1.5 15 80 0.8 135906.8 19.68-32.8
SDH-32 800 32 850 33-1/2 0.5 5 1 10 80 0.8 135906.8 19.68-32.8
SDH-40 1000 40 1050 41-1/2 0.5 5 1 10 80 0.8 19.68 19.68
SDH-48 1200 48 1250 49-1/5 0.5 5 1 10 80 0.8 19.68 19.68
SDH-52 1300 52 1350 53-1/5 0.5 5 1 10 80 0.8 19.68 19.68
Related Articles

Inquiry for Our Product

Hebei Qianli Rubber Products Co., Ltd.
E-mail: sales@dredgehose.org

When you contact us, please provide your detail requirements. That will help us give you a valid quotation.