1. The surface finish of plastic pigment is an important index to evaluate the quality grade of all kinds of recycled masterbatch.
2. Transparency is an important index to measure the quality grade of medium and high grade recycled materials masterbatch.
3. Uniform and consistent color is an important index to measure the quality grade of colored recycled masterbatch.
4, the density of plastic pigment particles is an important aspect of testing regeneration technology level.