Husky-Better-Color-Changes
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Introduction
Presentation Outline
Poll for Primary Market Served
Pigments
How Different Pigments Work
Non Effect Pigments Particle Size
Non Effect Pigments Opacity
Non Effect Pigments Color Strength
Non Effect Pigments Particle Size
Polymer Flow and Color Change
Boundary Layer from a Color Change
Molding System Considerations
Poll Preform Color Changes Per Week
Molding System Considerations Cont
Best Design Practices for Hot Runners
Watch for Mismatches
Melt Channel Sizing
Melt Channel Video
Melt Viscosity Effect on Color Change
Temperature Effect on Viscosity
Why Thermal Uniformity Matters
Boundary Layer vs Thermal Profile
Elimination of Cold Areas
Solidified Layer in Tip
Cavity Filling During Color Change
Using Tip Insulators
UltraFlow Tip
Color Dispersion and Mixing
UltraFlow Color Change
High Cavitation Closure Mold
Financial Pay Back
Melt Mixing and Color Dispersion
Flowline Elimination and Color Change
Color Change Planning
Color Change with Persistent Pigments
Purge Compounds
Temperature Set Up
Color Change Procedure
Poll Color Change Procedure
Summary
Conclusion
Questions and Answers
Thank You
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