 | 3M 1278 - 3M Circuit Plating Tape
Blue, 2.8 mil (.071 mm) polyester film with a specially blended adhesive for masking SMOBC printed wiring boards during the gold tip plating process. | Color | Blue | | Tape Structure (Backing/Adhesive) | Polyester/Rubber Blend | | Backing Thickness mils (mm) | 0.9 (0.02) | | Total Thickness mils (mm) | 2.8 (0.07) | | Adhesion to Steel oz./in. (N/100 mm) | 31 (34) | | Tensile Strength lbs./in. (N/100 mm) | 25 (431) | | Elongation at Break % | 116 | | Temperature Range °F (°C) | -40 to 170°F (4 to 77° C) | | Comments | SMOBC masking. |
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