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Densyl Mastic 3KG

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Denso Profiling Mastic is a cold applied self-supporting molding mastic. It is a petrolatum compound containing beads of closed cell cellular polymer and flow control additives.

Petrolatum mastic used for sealing, filling, and caulking applications where a protective, waterproof and non-setting mastic is required. It is a petrolatum molding compound containing inert fillers and fibers.

The mastic is used to provide a smooth profile on irregular shaped fittings such as flanged joints and valves. It is applied prior to the tape application and generally used in conjunction with primer, Denso Petrolatum Tapes or Denso Bituminous Tapes.

  • Easy application from arctic to tropical temperatures
  • Excellent molding and sealing properties
  • No VOCs
  • Will adhere to metal, PVC, polyethylene and concrete
  • Not effected by water, acids and salts
  • Non-hardening in cold weather
  • Minimal surface preparation (SSPC SP 2-3)
  • Meets AWWA C217 Standard
  • CSA Z245.30-14 component
Prepare surfaces by removing all loose scale, rust or other foreign matter in accordance to SSPC SP2 Hand Tool Cleaning or SP3 Power Tool Cleaning".
High pressure water wash of 3,000 - 7,000 psi (20.68 - 48.26 MPa) is also suitable.
Apply a thin film of appropriate primer to the surface
Then, by hand application, mold the mastic to a rounded configuration to fill irregular shapes and reduce sharp edged surfaces.

This Pack contains 1 x 3KG block.
10 % Discount when you purchase 6 or more 3Kg Blocks

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