: For insights on how TG5 compares to other systems, the Tolcap Rough Guide analyzes the shift from TG4 to TG5 based on design issues or material choices.
TG5 is often the "sweet spot" for technical plastic parts that require a reliable fit without the extreme costs of ultra-high precision molding. Common Use Cases Iso 20457 Tg5
The Margin of Zero
Housings for medical instruments and syringes. : For insights on how TG5 compares to
Talc is a common filler in automotive plastics (dashboards, interior trim). When recycled, talc particles can agglomerate or become too fine. provides the protocol for measuring the "mean particle size of mineral fillers" after recycling. If you are a buyer of recycled PP talc-filled 20%, you require a COA (Certificate of Analysis) that follows TG5. Without it, you risk nozzle blockages or surface defects (streaks). Talc is a common filler in automotive plastics