1125 Tape Copper Foil with Acrylic Adhesive Data Sheet Product Description Applications 3M 1125 Tape consists of a 1-ounce rolled 3M 1125 tape is typically used in a variety of copper foil with an acrylic, pressure-sensitive EMI/RFI shielding applications such as shielding adhesive. small electromagnetic components, repair and modification of printed wiring boards, flat 1-ounce copper foil backing conductor assemblies, prototype designs, Acrylic adhesive with excellent bond strength supplementary shielding of joints and seams and Supplied on a removable liner for easy handling shielding cable splices. and diecutting Meets flame spread requirement of UL510 Shielding Effectiveness Many factors determine the true shielding effectiveness of a shielding tape, including type and thickness of foil, adhesive type, intimacy of contact, smoothness of application surface, strength and frequency of the EMI signal, etc. However, using standard tests and fixtures, it is possible to determine a value for the attenuation. Typical Properties Typical Values Adhesive Acrylic Backing Copper Backing Thickness 1.4 mil (0.04mm) 1 Total Thickness 3.5 mils (0.088mm) Color Copper 2 Flame Retardancy Pass 3 Breaking Strength 25 lbs/in (44N/10mm) 4 Elongation (% at break) 5% 4 Adhesion to Steel 40 oz/in (4.4N/10mm) Note: Typical properties are not recommended for specification purposes. Product specifications will be provided upon request. Footnote: 1 Test Method ASTM D1000 2 UL Recognized for flame retardancy per UL 510, Product Category OANZ2, File E17385. 3 Test Method ASTM D3759 4 Test Method ASTM D3330 3M is a trademark of 3M IMPORTANT NOTICE Before using this product, you must evaluate it and determine if it is suitable for your intended application. You assume all risks and liability associated with such use. Warranty Limited Remedy Limited Liability. This product will be free from defects in material and manufacture as of the date of purchase. 3M MAKES NO OTHER WARRANTIES INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. If this product is defective within the warranty period stated above, your exclusive remedy shall be, at 3Ms option, to replace or repair the 3M product or refund the purchase price of the 3M product. Except where prohibited by law, 3M will not be liable for any loss or damage arising from this 3M product, whether direct, indirect, special, incidental or consequential regardless of the legal theory asserted. Electrical Products Division 6801 River Place Blvd. Austin, TX 78726-9000 Litho in USA.