Shandong Jiubei Trading Co., Ltd
                                                                                                           
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HDPE Pipe Floater High Buoyancy Modular Floatation Device for Dredging Submarine Pipeline Protection (Custom Sizes Available)

Price Negotiable
Price: usd5/pair
MOQ: 1unit
Delivery Time: 7working days
Brand: Jiubei
Product Description
HDPE Pipe Floater High Buoyancy Modular Floatation Device for Dredging Submarine Pipeline Protection (Custom Sizes Available)
Product Overview

The HDPE Pipe Floater is a high-performance, modular buoyancy solution engineered to support submerged or floating pipelines in marine, dredging, and inland waterway applications. Manufactured from high-density polyethylene (HDPE) – a material known for its exceptional corrosion resistance, UV stability, and impact strength – these floaters provide reliable, maintenance-free buoyancy for HDPE, steel, and composite pipes.

Each floater consists of two symmetrical halves that are bolted together around the pipe. The inner diameter is lined with rubber pads or polyurethane foam to prevent pipe abrasion and ensure a secure, slip-free grip. Unlike traditional foam-filled or steel floaters, HDPE units are 100% recyclable, resistant to marine growth, and unaffected by oil, chemicals, or saltwater.

Product Function & Working Principle

The primary function of an HDPE Pipe Floater is to counteract the negative buoyancy of pipelines filled with water, slurry, or sediment. When a pipe is laid across a riverbed, lake, or seafloor, its weight plus the weight of the internal fluid can cause it to sink or drag along the bottom, leading to abrasion, kinking, or blockages.

How it works:
Once clamped around the pipeline at calculated intervals, the floater displaces a volume of water greater than its own weight plus a portion of the pipe’s weight. This net upward force keeps the pipeline suspended at a desired depth – either floating on the surface or submerged at a mid-water level.

Specific benefits include:

  • Prevents pipeline sagging and stress fractures
  • Eliminates the need for heavy anchoring systems
  • Protects subsea pipelines from rocky seabed abrasion
  • Allows rapid deployment and retrieval without specialized tools
Applications
Industry Typical Application
Dredging & Mining Floating slurry discharge lines, sand mining pipelines
Marine Construction Temporary water intake/outfall lines, dewatering hoses
Environmental Remediation Floating oil spill recovery hoses, lake aeration lines
Civil Engineering River crossing pipelines, irrigation floating pipes
Aquaculture Floating feed or water circulation pipes in fish farms
Technical Specifications Table (Quick Reference)
Parameter Specification
Material HDPE (PE100 grade)
Buoyancy per unit From 15 kg to 850 kg (custom up to 1500 kg)
Standard inner diameters 110mm, 160mm, 200mm, 250mm, 315mm, 400mm, 500mm, 630mm, 800mm, 1000mm, 1200mm
Outer diameter (varies) Typically 1.5x to 2.5x pipe OD
Length per unit 300mm, 500mm, 1000mm (custom lengths available)
Operating temp -30°C to +60°C
Density 0.95 – 0.98 g/cm³
Tensile strength ≥20 MPa
Fasteners SS304 or SS316 stainless steel bolts
Standard ISO 9001:2015 certified production

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shandong Jiubei Trading Co., Ltd
Location NO.5A-5,6#BUILDING OF XI’AN JIAOTONG UNIVERSITY SCIENCE AND TECHNOLOGY PARK,DONGCHANGFU DISTRICT,LIAOCHENG CITY
Contact Person Yuan

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