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Buoyancy Foams

Insulation, Marine & Water, Sports & Leisure

Cross-linked closed cell expanded Polyethylene (SPX) and cross-linked closed cell expanded SVA for numerous floatation and buoyancy applications.

As the name suggests, Buoyancy Foam is a great way to improve your boat's flotation properties, but

Colours: Quantity Dependant

Sondor's SVA 33 has been successfully evaluated by the SABS against the requirements of ISO 12402-7: 2007 section 4.8 which details the requirements for Personal Floatation Device Materials and Components, with specific reference to Foam Floatation Material. With the compliance of SVA33 to all requirements of the above standard, Sondor is able to offer SVA 33 for use in Personal Floatation Devices.

  • The foams are resilient, compressible and light weight.
  • Sondor SPX complies with SAMSA regulations section 9 & 9.1 regarding floatation requirements. [Category A-E: (Off-shore) as well as category R: (Inland waters)]
  • Superior tensile strength, elongation and weathering capabilities.
  • SPX is fully closed-cell, and will not absorb water even if the material is cut open.
  • Sondor foam is a fully cross-linked closed cell expanded polyethylene. 
  • Custom designs can be CNC shaped out of a variety of our foams.
  • The range of foams has excellent shock absorption, vibration damping, insulation and buoyancy characteristics.
  • Available in a large range of densities, from 25 to 300 Kg/m3
  • Specialists are available to assist with design, layout and choice of materials.
  • Sondor foam can also be used as boat deck carpet underlay.

  • A Variety of buoyancy and marine applications
  • Vibration damping
  • Absorption of sound and vibration for engines with Soundseal
  • Foam sheeting can be used as boat deck carpet underlay.
  • Floatation devices such as buoys
  • Dock construction and repair
  • Our foam can be used in boat seating for waterproof comfort.
  • Sondor manufactures and supplies cross-linked closed cell expanded polyethylene (SPX), and cross-linked closed-cell expanded SVA in various densities for numerous floatation and buoyancy applications.
  • Neoprene is used in the making of wetsuits etc.
  • Shock absorption for protection of fragile equipment

  • Resistant to chemicals, oils, and fuels.
  • Excellent buoyancy characteristics - able to support approx. 1000 Kg/m3 .
  • Best for buoyancy, in the SPX range: 25 & 33 Kg/m3
  • Best for buoyancy, in the SVA range: 33 Kg/m3

Sondor's SVA 33 has been successfully evaluated by the SABS against the requirements of ISO 12402-7: 2007 section 4.8 which details the requirements for Personal Floatation Device Materials and Components, with specific reference to Foam Floatation Material. With the compliance of SVA33 to all requirements of the above standard, Sondor is able to offer SVA 33 for use in Personal Floatation Devices.

Our Gallery

Buoyancy-Foam-Buoys
SPX-Buoyancy-Foam
Boat-Jetty-using-Floatation-Foam
Boat-Jetty-using-Floatation-Foam
Life-Jacket-with-Foam-Inserts
Marine-Foam-Applications

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