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Uses
AIM #850 Seam Sealant is a premium synthetic rubber based sealant and caulk. It is intended for flashing, sealing and repairing metal roofs and trailers, built-up roofing, modified bitumen, TPO and many other single ply systems. AIM #850 Seam Sealant is ideal for caulking termination bars, metal flashings and fasteners. AIM #850 Seam Sealant is strong, elastic, and adheres to most common roofing materials.
Description
AIM #850 Seam Sealant is manufactured from a 100% synthetic rubber base to a mastic or semi-mastic viscosity. It contains no asphalt or other bituminous material. AIM #850 Seam Sealant is formulated to apply easily by trowel, brush or caulking gun. AIM #850 Seam Sealant contains anti-oxidants and light-stabilizers for extended life and reinforcing fibers that add strength and durability.
Specifications
Color: White
Typical Usage Rate (Metal Roofs): One 30 oz. tube will seal approximately 100 screw heads or 30 lineal feet of seams.
| % Solids | 56 min | |
| % Non-Volatile | 64 max | |
| Weight Per Gallon | 8.0 lbs | |
| Dry to Touch | 4 to 24 hours | |
| Tensile Strength | 1600 psi min | ASTM D412 |
| Elongation | 300% min | ASTM D412 |
| Recovery (nominal) | 90% | |
| Flash Point (TCC) | +100ºF (38.7ºC) |
Application
Apply AIM #850 Seam Sealant as it comes from the container with either a trowel, chip brush or caulking gun. Surface must be free of oil and dirt. AIM #850 Seam Sealant will adhere to wet and underwater surfaces when used for repairs only. Apply 1/4 inch thick and taper edges when possible. When using a caulking gun apply a bead ¼ to 1/2 inch thick. For single-ply systems, consult the manufacturer to insure compatibility.
