Designed primarily for sealing aircraft cargo bay panels, 3M™ Glass Cloth Tape 398FR is an ideal choice for applications requiring high adhesion, an abrasion resistant backing and flame retardant properties. This tape offers a durable abrasion and puncture resistant glass cloth backing that is conformable for ease of installation.
Durable backing provides abrasion and puncture resistance for long-term aging performance in aerospace applications
Acrylic adhesive provides excellent long-aging properties ideal for many permanent applications
Available on a skip-slit liner for ease of application
Meets flame retardant specifications of F.A.R. 25.853(a) and F.A.R. 25.855(d) and is EU Compliant
High conformability to bond over a variety of difficult textures and uneven or curved surfaces
Formulation does not contain antimony
Offers good temperature resistance of -20ºF/-29ºC to 250ºF/121ºC
Meets requirements of and can be qualified to Boeing material specifications BMS 5-146 Type I, Class I, Grade A
Permanently Seal and Protect
Our 3M™ Glass Cloth Tape 398FR (PDF, 10.49 Kb) features a white glass-cloth backing designed to provide a clean finished appearance. This tape features a pressure sensitive, acrylic adhesive that adheres to a variety of substrates. It is available on a skip-slit liner for ease of application. Once bonded, this adhesive provides high, secure adhesion for extended periods in a wide range of climate and temperature conditions, including temperatures as high as 250°F/121°C. A blue polyethylene film liner assists with ease of application. This tape features good puncture resistance, high tensile strength and superior abrasion resistance.
3M™ Glass Cloth Tape 398FR meets the flame retardant specifications of F.A.R. Part 25.853(a), F.A.R. Part 25.855(d) and MIL A-3316C 3 13.1 and 3 13.2. It is EU compliant per directive 2003/11/EC of the European Parliament and the Council of February 6, 2003 amending Council Directive 76/769/EEC which restricts the use of penta-BDE and octa-BDE flame retardants. This tape meets requirements of and can be qualified to Boeing material specifications BMS 5-146 Type I, Class I, Grade A.
Use 3M™ Glass Cloth Tape 398FR to seal aircraft cargo bay panels
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
Adhesion Strength (metric)
Splicing Flame-Retardant Tape
Backing Thickness (metric)
Back-Side Adhesive Thickness (metric)
Transportation, Specialty Vehicle, Construction, Automotive, Military & Government, General Industrial, Aerospace