Summary
This guide provides detailed information on the molding of Eastman Tritan™ copolyester, emphasizing its features such as excellent impact strength, chemical resistance, and dimensional stability. It outlines the importance of proper part and mold design to enhance moldability and product performance. Key design considerations include flow length, weld line location, and injection pressures, which are critical for achieving optimal part quality. The document also discusses the significance of wall thickness and gate location in minimizing molded-in stress and ensuring efficient filling of molds. Additionally, it covers the use of computer-aided mold filling analysis to identify flow imbalances and optimize design parameters. The guide presents typical inputs and outputs for mold filling analysis, highlighting the relationship between viscosity, temperature, and shear rate in the molding process. It concludes with recommendations for material selection in mold construction, focusing on tool steels and their properties relevant to the molding of Tritan copolyester.
