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Denso™ Butyl Tape System (S43/R23)

A heavy-duty butyl tape system for the protection of welded pipe joints.

The Denso™ Butyl Tape System is designed to protect pipeline field joints from corrosion. The system covers the weld area and existing pipe coating on each side.

The system comprises a coat of Denso Butyl Primer followed by a spirally wrapped double layer of Denso S43™ Innerwrap and then a spirally wrapped double layer of Denso R23™ Outerwrap.

Denso Butyl Mastic™ is also used to fill voids and smooth profiles before the tape wrapping commences.

Request Safety Data Sheets (SDS)
  • High adhesion to steel
  • High impermeability to water vapour and oxygen
  • Excellent conformability
  • High resistance to soil bacteria and soil electrolyte
  • Low cost to maintain
  • High compatibility with existing systems
  • High adhesion between layers

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