3M™ 1350T-1 tape is a flame retarded, triple layer polyester film tape which has UL component recognition for use as REINFORCED INSULATION as specified in UL 1950 para 2.9.4.2. It also offers excellent solvent resistance, good quick stick, smooth unwind, and is suitable for use on automatic taping equipment. It is designed for us as inner-layer insulation on transformer magnet wire windings where REINFORCED INSULATION is required.