www.kindinsulation.com leading Polyester shrinking tape,cotton tape,glassfiber tape.. Polyester shrinking tape is made of a special compound fiber of thermal contraction.after binding and dried at 105℃ for 10 minutes,it will be shrunk to 70%,which is good at a solid binding and at a compatibility with transformers.in this way,it will be utilized in the transformer oil at 105℃ for a long time.Cotton tape made of pure cotton or 60%cotton.glassfiber tape made of glassfiber. Used in transformer and electrical motor. competitive quote in china . Contact us through saleinsulation at hotmail