specifically Oracal 3551, We don't have a signacade in stock currently so i cannot test this but we do have a job and part of it is to apply vinyl to a section of the a frame the customer has.
It's far simpler to just put the copy on a panel. The price difference between going through all of the heating nonsense with its attendant risk and the additional panels should be pretty close to a wash. No one has ever melted or otherwise damaged one of these things screwing on a panel.
Yes you can. Here's one we did which was used for years and we changed the dates each years. All cut vinyl.You can NOT use individual cut letters