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version 2021A page 11 / 29
• Sika Sikasil SG-20 is suitable to be used on: BlueScope Colorbond steel (excluding matte finishes),
Zincalume and Aluminium 6065-T5
• Tonsan 1527 is suitable to be used on: BlueScope Colorbond steel (Surfmist, Shale Grey, Windspray,
Woodland Grey, Monument, Pale Eucalypt, Ironstone, Dune. Excluding matte finishes), Zincalume and
Aluminium 6065-T5
• Please consult Sunman engineering certificates for more information. Any other roof sheeting requires
consolation with Sunman or its local importer.
b. Site planning
• Do not install using quick bonding method when rain is present
• Do not install using quick bonding method when wind speeds are greater than 10m/s are present at
the site within 24 hours
• Roof temperature and ambient temperature during installation shall be between -15℃ and 45℃ during
application of silicone, as per the installation manuals of the silicone.
• If the roof profile is Kliplok-406 or Kliplok-700, adhesion points are to be placed as specified in the
appendix, otherwise a generic case installation is to be used.
• For generic install, the roof profile to meet the below requirements.
• Do not install the SMD panel directly over screw lines
c. Preparation of bonding material
• Prepare silicone nozzle by cutting a circular opening 5-8mm wide, then cutting a V shape to one side 5-
8mm long. This will ensure proper wet-out onto the substrate and a uniform adhesive thickness is
achieved. Fix the nozzle onto the silicone gun.