3M™ Glass Cloth Tape 398FR has an acrylic adhesive for many applications requiring high adhesion, an abrasion-resistant backing and flame retardant properties. This product is typically used for sealing aircraft cargo bay panels to provide a permanent seal. 3M™ Glass Cloth Tape 398FR meets the requirements of and can be qualified to Boeing material specification BMS 5-146 Type I, Class I, Grade A. It meets flame retardancy requirements of F.A.R. Part 25.853(a) and F.A.R. Part 25.855(d). Acrylic adhesive has excellent long aging properties ideal for many permanent applications.
Applications: Sealing thermal and acoustic insulation panels where high adhesion and flame retardancy are needed, aircraft window sealing, duct sealing and seat repair, protection of wire harnesses, electrical cables or hoses from temperature extremes and abrasion, marine applications, and general industrial use.
Filename | Action |
glass-cloth-tape-398fr-and-398frp-printed-version.pdf | [ Download File ] |
Tech Specs | |
Backing | Glass Cloth |
Adhesive Type | Acrylic |
Total Thickness | 7 mils |
Adhesion to Steel | 38 oz./in. width (42 N/100 mm) |
Tensile Strength | 130 lbs./in. width (2,276 N/100 mm) |
Elongation at Break | 7% |
Operating Temperature | -20°F to 250°F (-29°C to 121°C) |