My-T-Bond 8990

My-T-Bond 8990

My-T-Bond®8990 is an innovative, environmental friendly, one-part, moisture cure hybrid sealant. It is solvent and isocyanate free sealant. It combines the strength of polyurethanes with the weathering resistance of silicones.

Application includes Fabricate and repair truck trailers and containers,   buses,   recreational   vehicles, train cars, light-rail vehicles, mobile homes, refrigerated trucks, metal construction, yacht and boatbuilding, etc.

  • Silicone-free, no silicone staining
  • Easy Extrusion

Pack Size:

My-T-Bond®8990 is ideally available in 280ml and 300 aluminum cartridge

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Product Features & Benefits

 High UV Stability
 Good mechanical properties
 Remains elastic at low temperature
 Achieving superior resistance to weather
 Over paintable with most water based paint system
 Good extrusion at low temperature
 Excellent adhesion to wide range of substrate without primer

Specification

Sr No Properties Value
1.) Colour White/Black
2.) Appearance Non Slump Paste
3.) Service Temperature Range -50 to90° C
4.) Skin Over Time 5-8 min.
5.) Tack Free Time 30-45 min.
6.) Cure time (3mm thickness) 24 hrs.
7.) Full Cure Time 7 days
8.) Hardness Durometer Shore A, ASTM D2240 45-50
9.) Tensile Strength, ASTM D412 ≥1.5 N/mm²
10.) Lap Shear Strength, ASTM D1002, Steel ≥3 N/mm²
11.) Elongation, ASTM D412 ³200%