What is the difference between PU-10 and PU-15 sleeves?
PU-10 is a 1.0 mm wall sleeve rated +0.35 bar / −50 mbar for general food and powder duty. PU-15 is a 1.5 mm wall sleeve (50% thicker) rated +0.70 bar / −120 mbar for abrasive powders and higher positive-pressure duty. Both are 100% virgin polyether TPU with HF-welded seams.
