PRO-FLEX 25MS Paintable sealant grey 400g



Premium paintable "green" uv stable sealant with excellent adhesion.


OEM Transport Grade MS Polymer Sealant

Mastersil SMP 25 is an elastomeric, one‐component, thixotropic paste based on silane‐modified polymer (SMP) technology with excellent UV Resistance.

Mastersil SMP 25 is isocyanate & solvent free, medium curing, highly flexible and specifically designed for sealing and bonding applications in the OEM transportation, automotive, vehicle assembly, marine, industrial and manufacturing industries.

Mastersil SMP 25 displays excellent adhesion to many substrates common to the automotive and manufacturing sectors, such as metals, composites, thermoplastics and fiberglass.

Typically, Mastersil SMP 25 will be used as joint sealant for interior and exterior applications, however it can also be used in various applications where a semi‐structural, high strength and flexible bond is required due to dynamic movement.

With advanced chemical composition, Mastersil SMP 25 has been manufactured to allow for “Primer‐less” bonding to difficult substrates while achieving a high level of chemical and salt water resistance.

Some applications for this product include:

  • Panel Bonding
  • Industrial Sealing
  • Glass Sealing
  • Caravan & truck body sealing


  • isocyanate & solvent free
  • Superior Adhesion
  • Low VOC
  • Paintable
  • Excellent UV Resistence

Materials **

  • Glass
  • Aluminum
  • Galvanised steel
  • Plastics
  • Most powder coated surfaces.

** Materials are an indication only and some surfaces may need additional preparation prior to application. Admil Prosil Primer 1 is recommended where future preparation is required.


  • White
  • Grey
  • Black



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