From Detection to Removal — How Inline Optical Sorting Closes the Last Mile of Pellet Cleanliness
How the GS-1000 Pro detects and removes black specks and off-colour resin pellets — 25 μm line-scan detection, 1,000 kg/h, unattended.
Resources
Practical Knowledge for Pellet & Film Quality Teams
Application notes, technical guides and standards explainers — written by engineers who run these machines every day at our Shanghai test facility. Free to read, free to use.
Technical Guides
Plain-language explanations of detection principles, defect types and machine specifications.
Fish-Eye vs. Gel vs. Black Speck — A Field Guide to Film Defects
Gels, fisheyes, black specks and holes have different root causes and fixes. A practical field guide for film QC engineers, with detection thresholds.
Have this problem on your line?
Send us your material — 1 kg for lab-grade analysis, 25 kg for sorting trials. Our Shanghai facility runs a free first test on the exact machines described here, and sends back the video and defect statistics.