T2960

SHARPIE Modified Silicone M Sealant

Medium-modulus hybrid silicone for façades & cleanrooms; primerless adhesion, ±50% movement, low dirt pickup.

Key Highlights

  • ±50% joint movement capability
  • Primerless adhesion to most substrates
  • Cleanroom ISO Class 1 suitable
  • Non-staining, low dirt pickup finish
  • Service temperature: -20°C to +90°C
  • ASTM C920 Class 50 compliant

Technical Specifications

Chemistry Modified Silicone (Hybrid Polymer)
Modulus Medium
Movement Capability ±50%
Service Temperature -20°C to +90°C
Adhesion Primerless to many substrates
Finish Matte; reduced dirt pickup
Tack-Free (23°C) ~1 hour
Hardness (Shore A) ~30
Elongation at Break ~400%
Tensile Strength ~1.10 MPa
Slump 0 mm
Fungal Resistance Pass
Staining Non-staining on most substrates
Outgassing Low; cleanroom suitable
Cure Rate (23°C, 50% RH) ~2–3 days (6 mm)
Colors 8 standard, custom available

Applications

  • Façade joints: aluminum, stone, concrete, tiles, coated panels
  • Cleanroom Class 1 environments (pharma, semiconductor, healthcare)
  • ACMV ductwork, drywall, and CMU joints
  • Window perimeter and weatherproofing between dissimilar materials

Packaging

Format Size Units / Box Notes
Cartridge 320 ml 10 Single-component
Sausage 600 ml 12 Single-component

 

Downloadable Resources

TDS
SDS