3M™ Non-Silicone Polyimide Film Tape 7412B is a black, high-performance tape designed for PCB solder masking, electrical insulation, and anti-scratch surface protection in high-temperature environments. It features a polyimide film backing combined with a non-silicone acrylic adhesive, making it ideal for applications where silicone contamination is a concern.
With a total thickness of 3.2 mil, the tape provides excellent thermal stability, dimensional strength, and clean removal post-processing. Its black color offers low light reflectivity, making it suitable for optical or high-contrast component masking.
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