Industry News

The Production Process of TPU Film

2021-10-19

TPU film, made from TPU "Thermoplastic Polyurethane Elastomer", produced by blowing process and casting process.


TPU film processed by blowing,  the TPU raw material is melted and plasticized by the extruder, enters the die from the die head, is inflated by compressed air, pulled, then rolling and slit.


TPU film processed by casting,  the TPU raw material is melted and plasticized by the extruder, extruded from the die through a slit die, poured onto the cooling roller, rapid cooling, and then stretched, rolling and slit.