Pages • 3
Thermoplastics And Injection Molding Essay Preview: Thermoplastics And Injection Molding Report this essay Thermoplastics and Injection Molding Thermoplastics are materials that soften or melt when heated and harden when cooled. Thermoplastic polymers consist of long polymer molecules that are not linked to each other. i.e., have no cross-links.Most thermoplastics are high molecular weight polymers whose.