Understanding the Differences Between Film Sheets and Rolls: A Selection Guide for Small-Scale Processing and Mass Production
In the field of curved-surface thermal sublimation processing, film—thanks to its core advantages of high flexibility, strong stretchability, and the ability to conform seamlessly to curved surfaces—has become a vital printing medium for products such as mobile phone cases, headphone housings, irregularly shaped digital accessories, and curved-surface handicrafts. Film media on the market primarily comes in
