01 / sample evaluation
How to evaluate a masterbatch sample on your production line.
Agree what the trial needs to answer, identify the sample and reference, then record the actual production conditions and results.
Buyer resources / from inquiry to trial
Make the next sample discussion clearer.
Practical guides for plastics processors and distributors working with a masterbatch supplier. Keep the reference, production conditions and observations together so that the next conversation starts with the same facts.
Two practical starting points
Choose the question you are working on.
Each guide includes a blank, downloadable record sheet you can use for your own project.
02 / color-issue feedback
Uneven color, streaks or black specks: what to send your supplier.
Describe what you see, where and when it appears, and what changed. Organize observations before drawing conclusions about the cause.
Starting a new project?
Use the inquiry checklist to share your resin, process, color reference and end application. Grade selection, trial settings, acceptance criteria and commercial terms are confirmed for the specific project.