PE Underground Anticorrosion Pipe Wrap Tape, Wrapping Duct Tape, Polyethylene Butyl Tape, Viscoelast

viscoelastic body anticorrosion adhesive tapeThe tape is used after the surface treatment of irregular shape structural member meet the requirements,the application of viscoelastic adhesive tapes shall be performed as soon as possible, the surface shall be re-treated if re-rusting appears.
Its construction to facilitate easy, it is an ideal companion product for anti corrosion field.
Feasure:
Cold flow and self-repair function
Long acting
Excellent adhesive property
Easy to construction
Environmental protectionViscoelastic adhesive tape technical index:
Performance ProjectUnitIndexTest methodThicknessmm1.8 mmGB/T6672-2001Volume resistivityW·m≥ 1x1012DIN 30670-91Water absorption rate (immersed for 24h)%0.03SY/T0414-2007 appendix BShear strength against steel (23ºC±2ºCMPa0.2ISO21809-3 appendix LPeel strength
(23ºC)Against PE N/cm5 ISO21809-3 appendix DAgainst steelN/cm5 Resistance to
cathodic strippingmm 5GB/T23257-2009
appendix DPeel strength after
immersion in hot
waterAgainst PE N/cm3ISO21809-3 appendix IAgainst steelN/cm3Water absorption rate (immersed for 24h)%0.03ASTM D570Resistance to salt spray (720h, 3% NaCl)No bubbling or
falling offISO 7253
Viscoelastic body:
Performance ProjectUnitIndexTest methodDensityg/cm31.41GB/T4472-84Water absorption rate (immersed for 24h)%0.03ASTM D570Drop vertical temperatureºC≥85ºCEN12068 appendixQ