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Description for 3M 08663 Super Silicone Adhesive/Sealants
A paste-like, one-component material which cures to a tough, rubbery solid when exposed to moisture in the air.Chemical Resistance Chemical Resistance: Fluid Resistance: Good Water Resistance Application Type Bond, Seal 1 Part or 2 Part 1 Part Material Form Paste Substrate ceramic, fabrics, Vinyl, glass, clean metal, many plastics, Rubber, wood Industry automotive trim Manufacturer 3M Chemistry Silicone Application Method Spatula Cure Method Moisture Cure Temperature (°C) 25 Cure Time (min) Fast, 1,440 Viscosity (cPs) Non-sagging Paste Color Clear Ozone Resistance Excellent ozone resistance High Temperature Resistance (°C) High Temperature Resistance, 204 Low Temperature Resistance (°C) -60 Other Resistance Excellent Extreme resistance Density (g/cm³) 8.5 (lbs/Gallon) (Appx.)
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Cure Temperature Test Methods
Cure Temperature | Cure Time Test Method |
---|---|
25°C | Exposed to air at @ 77°F and 50% RH, 1/8 inch thickness |
Cure Time Test Methods
Cure Time | Test Method |
---|---|
Fast | |
1,440 min | Exposed to air at @ 77°F and 50% RH, 1/8 inch thickness |
Tack Free Time Test Methods
Tack Free Time | Tack Free Temperature | Test Method |
---|
Elongation Test Methods
Elongation | Test Method |
---|---|
550 % | Measured on 1/4 inch thick samples cured for 72 Hrs. at 77°F and 50% RH |
Shore A Hardness Test Methods
Shore A Hardness | Shore Hardness Test Method |
---|---|
25 | Measured on 1/4 inch thick samples cured for 72 Hrs. at 77°F and 50% RH |
% Solids Test Methods
% Solids | Test Method |
---|---|
100 % | Appx. |

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