Recycled & Bio-Based Resins

Clear explanations of rPET, rPP, PLA, PHA, and bio-based PE, including sourcing, performance, and labeling.

Industrial extruder producing rPET resin film on a production line.

Troubleshooting: Fixing Surface Blisters in rPET Resin

Surface blisters in rPET resin usually stem from trapped moisture, uneven melt temperature, or excessive line speed. This guide breaks down the specific symptoms and

Oct 9, 2026 · 9 min read