My-T-Sil GPA

My-T-Sil GPA

My-T-Sil® GPA RTV Silicone sealant is a one-part acetoxy cure silicone material of paste-like consistency that cures to a tough, rubbery substrate when exposed to moisture in the air.

  • It is resistance to weathering, ozone, solar radiation, moisture, vibrations.
  • It bonds metals, plastics, ceramics glass, wood, painted, surfaces, concrete, natural & synthetic fibers, epoxies, silicones resins & rubber etc.
  • It RTV can be applied to overhead or vertical joints and surfaces without slumping, sagging or running off.

Pack Size:

My-T-Sil® GPA is ideally available in

  • 280 ml cartridge
  • 100 gm tube

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Product Features & Benefits

 The product retains effective properties in contact with automotive fluids, such as motor oil, transmission fluids, alcohol and antifreeze solutions. (Not recommended for gasoline)
 Caulking and filling joints in sheet metal ducting & equipment housing
 Sealing roof flashings, around roof ventilators, skylights and other penetrations.
 Sealing joints in lab, expansion and connecting joints, in chemical industries
 Exterior applications


Sr No Properties Value
1.) Appearance Black/White Paste
2.) Cure Neutral
3.) Specific Gravity @ 25±2°C 1.2
4.) Viscosity Non-sag paste
5.) Skin over Time 5-15 minutes
6.) Tack Free Time 20-30 minutes
7.) Tensile Strength ASTM D412 ≥ 1 N/mm2
8,) Elongation ASTM D412 200-350 %
9.) Hardness (Durometer Shore A), ASTM D2240 15-18
10.) Operating Temperature -65 to 200 °C