Hi josylin some polyester is super sensitive to heat.
Can heat transfter vinyl be applied to polyester and spandex.
Generally polyester is an easy fabric for garment decorators to use.
This may cause fairly minor damage such as a slight crinkling in one area.
Siser heat transfer vinyl can be applied to 600 denier polyester with the lower temperature method explained in this post 280 f for 15 20 seconds and you ll likely want to use a heat transfer pillow or rolled up towel to achieve even pressure.
Polyester is among the most sensitive types of fabric that can react badly to excessive heat especially if applied for a long time.
But coated polyesters used in specialty applications can pose the same difficulties as coated nylon.
Heat transfer sheets are typically made for use on 100 percent cotton or for a 50 50 mix of cotton and polyester.
This can lead to the material getting too hot and melting.
This means that these sheets can be used on fabrics that are made of 50 to 100 percent cotton and 0 to 50 percent polyester.
However keep in mind that a cover sheet can also reduce the temperature reaching the transfer application by another 10 degrees.
While you can safely apply heat transfer vinyl to polyester and cotton safely other materials may introduce variables that can cause issues particularly with darker color garments.
Some transfers sheets can also be used on 50 to 100 percent polyester spandex rayon and other fabrics.
Due to the combination of fabrics weaves coatings and dyes used in the textile industry stahls recommends and provides samples of our materials and.
Material fabric selection chart please note.
It s the water resistant bit that may complicate matters.
This chart shows which heat applied materials can be used on several frequently used fabrics including cotton polyester nylon and leather.