The secret to making effective use of granulated scrap in PET processing is uniformity. If you are putting granulated scrap back into your process, you need to pay close attention to how it is treated during size reduction. A clean, uniform granulate, with minimal fines and dust, is critical to efficient and profitable operation. However, because PET is brittle and tends to shatter, this is not always easy. Following are some tips on how to ensure regrind uniformity, reduce the amount of fines in the first place, and remove the fines that are produced as a result of the granulation process.