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What is Floating Dredge Hose?

A self-floating hose is a flexible conduit used for the transportation of fluids, typically oil or gas, between offshore facilities such as oil rigs, floating platforms, and storage facilities. Unlike traditional hoses, self-floating hoses are specifically designed to remain buoyant in water, making them suitable for underwater environments.

Floating Dredge Hose.jpg


Material Introduction:

Inner Rubber:NR/NBR/SBR

Reinforcement:Muti-polyester thread layers,Spiral high tensile fiber cords with wire helix, the cover with closed-cell foam floating body.

Floating Material: Closed-cell foam

Outer Rubber: Aging, UV and Wear resistance SBR+CR synthetic rubber

Working Pressure: 10-25Bar

Working Temp: -30~+80 ℃


Features

1.Outer cover with excellent abrasion resistance and UV protection.

2.Inner layer  with excellent abrasion resistance and high quality.

3.Single foam flotation casing  to prevent water absorption.

4.Wearing colored indicator layer.

5.area above water not less than 20% of total volume.

6.Bending angle: in working condition ,the bending angle is from 0°to 45°.

7.Low center of gravity, strong anti-wave ability, good stability.

8.Easy installation, good adhesion, long service life.

9.The product can be customized according to clients' requirements.



Structure:

The structure of a self-floating hose consists of several layers. The innermost layer, known as the lining, comes into direct contact with the fluid being transferred. It is made from oil-resistant synthetic rubber compounds to prevent any fluid leakage. The next layer is the carcass, composed of multiple layers of high-strength synthetic fabric. This layer provides the hose with strength and stability. The third layer is the floating material, usually made of closed-cell foam or air-filled chambers. It ensures the hose remains buoyant in water. Finally, the outermost layer is the cover, which protects the hose from external elements and harsh environments.


How to Gurantee the Qulality of the Dredge Floating Hose?

floating hose tests.jpg


Application:

Self-floating hoses are predominantly used in the oil and gas industry for offshore operations. They are employed for activities such as offloading crude oil from tankers to storage facilities, transferring oil or gas between floating platforms, and connecting offshore drilling rigs to production or storage units. These hoses play a crucial role in the seamless movement of fluids in remote and challenging offshore locations.


Properties:

- Buoyancy: Self-floating hoses are designed to remain buoyant in water, allowing them to float on the surface rather than sinking.

- Flexibility: The hoses have a high degree of flexibility, enabling them to bend and flex without causing damage.

- Pressure Resistance: They are designed to withstand high pressures, ensuring the safe transportation of fluids.

- Abrasion Resistance: Self-floating hoses are resistant to abrasion, protecting them from damage during handling or contact with external surfaces.

- Weather Resistance: These hoses can withstand challenging weather conditions, including extreme temperatures and UV radiation.


What are the specifications of the Floating Dredge Hose?

Size

I.D

W.P

B.P

Min Bending Radius

Wear Layer Thickness

Cover Thickness

Length


inch

mm

bar

bar

mm

mm

mm

m

DN150

6

150

5-10

15-30

8D

10-20

8-12

11.8

DN200

8

200

5-10

15-30

8D

10-20

8-12

11.8

DN250

10

250

5-10

15-30

8D

10-20

8-12

11.8

DN300

12

300

10-20

30-60

12D

12-25

10-15

11.8

DN350

14

350

10-20

30-60

12D

12-25

10-15

11.8

DN400

16

400

10-20

30-60

12D

12-25

10-15

11.8

DN450

18

450

10-20

30-60

12D

12-25

10-15

11.8

DN500

20

500

10-20

30-60

12D

12-25

10-15

11.8

DN600

24

600

15-20

45-60

15D

20-30

12-15

11.8

DN650

26

650

15-20

45-60

15D

20-30

12-15

11.8

DN700

28

700

20-25

60-75

15D

30-50

15-18

11.8

DN750

30

750

20-25

60-75

15D

30-50

15-18

11.8

DN800

32

800

20-25

60-75

15D

30-50

15-18

11.8

DN850

34

850

20-25

75-90

15D

30-50

18-20

11.8

DN900

36

900

25-30

75-90

15D

50-75

18-20

11.8

DN1000

40

1000

25-30

75-90

15D

50-75

18-20

11.8


Advantages:

- Enhanced safety: Self-floating hoses reduce the risk of spills, leaks, or accidents during fluid transfer operations, minimizing potential harm to personnel and the environment.

- Versatility: They can be used in a wide range of offshore applications, catering to various fluid transfer needs.

- Ease of installation: Self-floating hoses are generally lightweight and flexible, making them relatively easy to handle and install in offshore environments.

- Cost-effective: These hoses offer a cost-effective solution compared to rigid pipelines, as they require less complex infrastructure and less time for installation or maintenance.







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