How to Preclude Estrus Marks on Oestrus Sensitive Textiles

If you've been keeping up with the Siser® Blog yous now Siser HTV tin can exist practical to all kinds of materials and textiles. Including acrylic, triblends, fleece, and even cardstock! While we enjoy testing the limits of Siser products, we also encourage you to experiment with innovative uses for Siser HTV. Many of you have been trying out application on all kinds of substrates which we recall is awesome! A common question we receive is how to apply on items that include "Practice Not Iron" or "Cool Iron Simply" on the tag. (These tips volition also work for applying on heat sensitive fabrics like rayon, 100% polyester, silk, or any other material y'all're unsure near.)

Cool iron tag on heat sensitive polyester scarf

My start slice of advice is…

Tip #1: Don't Use Unless You Have An Extra to Spare

If the tag specifically calls "No Iron" or "Cool Iron Merely" information technology's near likely considering the material volition discolor under high heat. Sometimes the discoloration is temporary. Other times it'due south permanent. If you accept a project you lot really want to do and you're willing to run the risk of irreversibly ruining the item, it'south best to have at least one duplicate item as a back up. Notwithstanding, if yous're in a pinch, you tin test press an inconspicuous area of the garment like inside on the back.

Heat Sensitive polyester with carrier marks

Notation the darker box shapes left behind from the carrier after pressing with high oestrus.

Tip #2: Use a Heat Press

Did you know most atomic number 26 settings are really a range of temperatures? When you hear the petty tick from the iron you know you've reached the highest temperature in your setting and information technology will cycle back down to the lowest temperature in the setting. For nigh projects the variance in temperatures is not a trouble, but when working with heat sensitive fabrics the regulated, accurate temperature on a oestrus press is your best bet. Additionally, achieving proper pressure level with your home fe is not as authentic every bit a oestrus press. Proper force per unit area is important for every project, but peculiarly when we'll exist reducing some other part of the application procedure. Which brings me to tip #three!

Do not use a home iron on heat sensitive materials

Tip #iii: Lower Your Temperature

The great thing nigh Siser materials is that about of them can be applied at the low temperature of 280°F! Many competitor materials crave higher temperatures that restrict your application options. Our heat application settings, listed on the Siser website and App, are what we suggest for all-time awarding, simply they tin can be adapted to fit your projection. There's withal a adventure the material won't react well to the estrus, but that's why having an extra to spare is tip #1!

Heat pressing StripFlock to heat sensitive polyester at 280°F

Tip #four: Increase Your Dwell Time

Since we've lowered the temperature we demand to increment the amount of fourth dimension the material receives estrus. This volition assist fully set the rut transfer vinyl. StripFlock® typically takes 15-twenty seconds then I pressed for 25-xxx seconds. StripFlock requires yous to wait until the carrier sheet is cool earlier peeling information technology. You'll feel some resistance as you lot peel. That'southward normal due to the fuzzy texture releasing from the pressure sensitive carrier.

Peel Stripflock's carrier mask when it's cool to the touch

Tip #v: Employ A Encompass Sheet

We always recommend using a rut transfer cover sheet for all your presses. However this rut bulwark is especially important when pressing heat sensitive materials. Heat transfer encompass sheets offer delicate textiles a layer of protection from the hot upper platen. If you're working with an especially sensitive fabric, you may want to apply parchment paper every bit your cover sheet since it releases rut the quickest. If you don't accept a non-stick cover canvas or parchment paper so you tin can use shiny side of multipurpose paper or a clean, cotton pressing textile.

With these few tips in mind you tin create awesome projects with Siser HTV- like this cute birds in flight scarf!

DIY bird scarf with StripFlock heat transfer vinyl

A heat sensitive fabric project with StripFlock HTV

If you have whatsoever questions about this post please leave them in the comments!

Want to watch these tips in action? See how the lower temperature application method works in the video below: