0421

General Purpose Tape

0421 USES

0421 is a preformed butyl tape that is designed to create a permanent flexible seal for caisson rings / box culverts and manhole sections in accordance with BS EN 1917.

  • Sealing concrete caisson rings
  • Sealing box culverts
  • Sealing manhole sections

0421 DESCRIPTION

  • Good adhesion to a wide range of substrates
  • Good UV resistance
  • Highly conformable
  • Remains flexible throughout its service life
  • Easy and accurate to use with little waste and no mess

Performance

Unit Nominal Value Test Method
Dynamic Tensile Adhesion N/cm2 40 H5
Dynamic Shear Adhesion N/cm2 12 H15
90° Peel Adhesion N/cm 7 H48
180° Peel Adhesion N/cm 8 H41
Specific Gravity g/cm3 1.7 H6
Moisture Vapour Transmission Rate g/m2/24hr/mm 0.17 ISO9932 / BS ISO 15106
Service Temperature Range °C -40 to +90 °C
Short Term Temperature Range °C + 120 °C
H = HS Butyl Test Method
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