Duct Seal Putty

79511, 79526,

Asbestos free sealer is gray, permanently soft, non-toxic compound which will adhere to most clean dry surfaces. Will not harm polyethylene sheath cables. Will not adversely affect other plastic materials or corrode metals. Duct Seal Putty is used primarily by the building, telecom, and by the electrical trade to seal around service entries, manholes, electrical boxes, flashings, and service mast conduits, etc. It can be shaped by hand to any form and reused if necessary. It has no adverse effect to human skin. Duct Seal Putty has countless other applications in the metal fabrication fields as well as being an excellent general purpose sealant for the telecom and utility industries. Has countless other applications in the refrigeration, heating and cooling, plumbing, and metal fabrication fields as well as being an excellent general purpose sealant. May be painted immediately after application and will not bleed through the dry paint. Has a flash point of 590 degrees F (310 degrees C) and a dielectric strength of 100 Volts/mil. Excellent resistance to water, alcohols, mild acids, and bases. UL Classified.

Applications

Use Duct Seal Putty to seal:

  • Duct Work
  • Electrical Boxes
  • Flashings
  • Manholes
  • Service Entries
  • Service Mast Conduits
Product Number Container Ordering UOM Units/Case Case Weight Case Size
795115 lb PackPack10 Packs50 lbs12" L x 12" W x 9.5" H
795261 lb PackEach50 Packs50 lbs12" L x 12" W x 9.5" H
Non-irritant No irritation to eyes or skin
Paintability Yes
Vehicle bleedout None
Chemical resistance Excellent resistance to water, alcohols, mild acids, and bases
Dielectric strength 100 Volts/mil

Material properties at (77 F/25 C)
Color: Gray
Specific Gravity: 1.65 to 1.7 (ASTM D71-72)
Cone Penetration @ 77 F (25 C): 100-115 mm/10 (ASTM D217-52T)
Temperature Usage Range: 25 F (-4 C) to +120 F (49 C) Recommended
Temperature Tolerance Range: -30 F (-34 C) to +175 F (79 C) – Will not slump at +275 F(135 C)
Resistivity @ 100 Volts at 212 F (100 C): 4.8 x 109 ohm.cm (ASME power test code of 1965, section 4.05)
Resistivity @ 100 Volts at 239 F (115 C): 4.8 x 1010 ohm.cm (ASME power test code of 1965, section 4.05)
Dielectric Strength: 100 Volts/mil (ASTM D149-64)