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Heavy-Duty HDPE Pipe Floaters for Dredging & Offshore Pipelines

Categories HDPE Pipe Floater
Brand Name: JiuBei
Model Number: DN400 PE pipe float
Certification: ISO
Place of Origin: China
MOQ: 10 pairs
Price: USD50~500/pair
Supply Ability: 300pairs/month
Delivery Time: 10days
Packaging Details: STANDARD SEA WORTHY PACKAGE
Color: Orange
Inner: PU Foam Filled
Resistance: UV & Weather Resistant – Withstands prolonged exposure to sunlight and extreme weather conditions.
Construction: Durable HDPE Construction – Resistant to saltwater, chemicals, and abrasion for extended service life.
Product Category: HDPE Pipe Floater
Maintenance: Low Maintenance – Requires minimal upkeep compared to traditional floatation solutions.
Applications: Sand & Gravel Dredging, River & Harbor Maintenance, Offshore Mining & Reclamation Projects, Environmental Dredging & Sediment Removal
Customization Options: Different sizes & buoyancy capacities, Various attachment mechanisms (straps, clamps, etc.), Color options for visibility & safety
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Heavy-Duty HDPE Pipe Floaters for Dredging & Offshore Pipelines

Heavy-Duty HDPE Pipe Floaters for Dredging & Offshore Pipelines
Product Description:

Our heavy-duty HDPE Pipe Floater combines a rotationally molded HDPE outer shell with closed-cell polyurethane (PU) foam core, delivering 150–6500 kg net buoyancy per unit, designed for DN 110–1150 mm pipes. Engineered for saltwater corrosion resistance, UV stability, and >15-year service life, these split-collar floaters are ideal for dredging, offshore slurry, and wastewater outfall pipelines. Optional hot-dip galvanized steel bolts ensure secure, adjustable mounting on HDPE, steel, and rubber hose lines in rivers, harbors, and open seas.

Key advantages:
  • Zero rust, no painting, no electrolytic corrosion against steel pipes
  • Near-zero water absorption vs. EPS foam that saturates and sinks
  • UV-stabilized HDPE avoids cracking and brittleness in tropical sun
  • Modular design: add/remove units to fine-tune buoyancy mid-project
Core Functions:
  1. High Buoyancy & Pipeline Positioning
    Each floater delivers net buoyancy from ~150 kg to 6500 kg, lifting submerged pipe weight plus heavy slurry/water content. Proper spacing keeps the pipeline at target freeboard , preventing sagging, seabed contact, and excessive bending stress at joints.
  2. Impact & Corrosion Protection
    The HDPE shell absorbs collisions from debris, vessel fenders, and rocks, shielding the pipeline. Non-metallic construction eliminates galvanic corrosion in saltwater, extending both floater and pipe service life.
  3. Reduced Joint Stress & Leak Risk
    Evenly distributed buoyancy minimizes tension at flanges, couplings, and welds, especially critical in dynamic wave/current zones. Less flexure means fewer leaks and longer pump runtime.
  4. Visibility & Navigation Safety
    Bright orange/yellow shells make pipelines clearly visible for workboats and patrol vessels, reducing strike risks day and night.
Technical Parameters:
FeatureSpecification
Outer ShellRotationally molded HDPE, UV-stabilized
CoreClosed-cell PU foam (non-absorbent)
Pipe CompatibilityDN 110–1150 mm (customs to 1200+ mm)
Unit Buoyancy150–6500 kg per floater
Service Life>15 years in typical marine conditions
Operating Temp−40 °C to +80 °C
ConnectionSplit-shell, HDG bolts/nuts/washers
Color OptionsOrange, Yellow (custom colors optional)
Lead Time10–30 days for standard sizes; OEM/ODM accepted
Typical Applications:
  • Dredging & Sand Mining: Floating discharge pipelines for sand, silt, and gravel; cutter suction dredge lines in rivers and harbors.
  • Mining & Tailings: Slurry transport across tailings ponds, settling basins, and reservoir crossings.
  • Wastewater & Outfalls: Treated effluent outfall lines, aeration grids in lagoons, and stormwater overflow pipes.
  • Aquaculture: Aeration loops, feeding lines, and water exchange networks for fish/shrimp farms.
  • Offshore & Marine: Temporary fuel/water supply lines, seawater intake/outtake for coastal plants, and construction dewatering.
  • Supported pipe types include:
    Rigid: HDPE, PVC, steel pipes
    Flexible: Rubber dredge hoses, composite layflat hoses
    Configurations: Surface floating, near-surface submerged, and S-curve river crossings

Buy Heavy-Duty HDPE Pipe Floaters for Dredging & Offshore Pipelines at wholesale prices
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