Only the extruder specializing in the production of PLA straw can ensure the stable production of PLA straw.
Compared with ordinary pp straw extruder, PLA straw extruder can be said to be an upgraded version, and both ordinary pp straw and PLA straw can be produced.
If you need to produce pla straw or both, choose PLA straw extruder. The manufacturer of PLA straw extruder I know is Nanjing Maiou Machinery. They have a Baidu account and can read some articles about buying straw extruders. I hope it helps you!