Polyester Tape with Silicone Adhesive Polyester (PET) Tape with Silicone Adhesive is used for high temperature masking tape. Used in Powder Coating, Spray coating, Plating, Electroplating, Anodizing, high temperature splicing tape. Kapton® (Polyimide) Tape (-100F to +500F) is used when temperatures are higher than the temperature range of Polyester (up to 400F)