Documents Chapter6b forming polymer(1)

1.Chapter 6B: Forming and shaping polymer• Plastics usually are shipped to manufacturing plants as pellets,granules, or powders and are melted (for thermoplastics) just…

Documents Project of plastic production

عرض تقديمي في PowerPoint Project of plastic production Produce By : Reem saleh abu slisel Duaa Hasan shehada Submitted To : Dr. Juma Yousuf Alaydi Compared to…