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Webinar: How Melt Index Affects Part Quality in Rotational Molding

Thursday, May 14, 2026
1:00 PM - 2:00 PM (CDT)

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Event Details

Presented by Joey Morsi, Formed Plastics, Chairman of the ARM Process Optimization Committee

Melt index affects how resin behaves in the oven. This webinar shows you how. Four polyethylene resins, ranging from MI 2 to MI 20, were processed under identical conditions: 485°F, 15-minute cure. Each resin was run with and without mold enhancer. The results show clear differences in surface quality, thread definition, and overall moldability across the four resins. This session gives you a better understanding of how melt index affects your parts.