https://www.avient.com/knowledge-base/article/what-s-difference-fillers-reinforcements?ind[]=21508
1https://www.avient.com/sites/default/files/2020-09/stat-tech-tri-fold-processing-guide.pdf
2https://www.avient.com/sites/default/files/2020-12/therma-tech-processing-guide.pdf
