How to estimate the injection molding product has been finished by Re-grind resin?
Re-grind resin is a public secret in the plastic injection industry. Some injection molding manufacturers claim that in the current environment of industrial ecology and price competition, if they do not add some secondary materials, they cannot make money and recycle resources. However, from a quality point of view, adding secondary materials to plastic means a risk of strength reduction and brittle structural crack. The