Eastern Time on November 2, 2023. 3 Webcast Details Avient will host a webcast on Thursday, November 2, 2023 at 8:00 a.m. See Attachment 3 for a definition and summary of special items. See Attachment 3 for a definition and summary of special items.

https://www.avient.com/sustainability 3 Webcast Details Avient will host a webcast on Thursday, July 27, 2023 at 8:00 a.m. See Attachment 3 for a definition and summary of special items. See Attachment 3 for a definition and summary of special items.

Guide to part design, mold design, hot runner systems, overmolding, machine selection, material handling and preparation, processing conditions and troubleshooting for GLS™ solutions Guide to overmolding material selection, part and mold design, material handling and preparation, TPE injection molding, processing, maximizing adhesion and troubleshooting for GLS™ TPEs

Guide to part design, mold design, hot runner systems, overmolding, machine selection, material handling and preparation, processing conditions and troubleshooting for GLS™ solutions Guide to overmolding material selection, part and mold design, material handling and preparation, TPE injection molding, processing, maximizing adhesion and troubleshooting for GLS™ TPEs

Guide to part design, mold design, hot runner systems, overmolding, machine selection, material handling and preparation, processing conditions and troubleshooting for GLS™ solutions Guide to overmolding material selection, part and mold design, material handling and preparation, TPE injection molding, processing, maximizing adhesion and troubleshooting for GLS™ TPEs

Guide to part design, mold design, hot runner systems, overmolding, machine selection, material handling and preparation, processing conditions and troubleshooting for GLS™ solutions Guide to overmolding material selection, part and mold design, material handling and preparation, TPE injection molding, processing, maximizing adhesion and troubleshooting for GLS™ TPEs

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EXTRUDER Screw 3/4" to 6" Polyethylene type—Single flight, no mixing section, 1.5–2:1 compression ratio Tooling Semi-Pressure type: 30°–40° angle Die On size with 1/8" or less land L/D 24:1 recommended Screen Pack No screen pack (Optional depending on pressure) Cooling Trough 120–150°F (50–65°C) recommended Feeder Gravimetric type preferred—3 compartment for cross-linked Dryer Desiccant type, 4 hours at 160°F (70°C) For ECCOH™ compound only; never put Dry Silane in Dryers PROCESSING Temperature ECCOH 5000 Series ECCOH 6000 Series Wire Preheat 180–250°F (80–120°C) 180–250°F (80–120°C) Feed Zones 200°F (93°C) 275°F (135°C) Transition 275°F (135°C) 325°F (163°C) Metering 300°F (150°C) 375°F (190°C) Head/Die 330°F (165°C) 420°F (215°C) Target Melt 330–340°F (165–170°C) 420–440°F (215–225°C) Flame at Die Tip Yes—as needed Line Speed Shear sensitive: Observe Melt Temperature, Motor Amperage, and Pressure Purge Compound HDPE Copyright © 2020, Avient Corporation.

EXTRUDER Screw 1½" to 6" Polyethylene type—Maddock; 3:1 compression ratio Tooling Pressure type Die On size with 1/8" or less land L/D 24:1 or higher Screen Pack 20/60/60/20 Mesh Cooling Trough Hot 120–150° F (50–65° C) Feeder Gravimetric type—3 compartment (for color) Drying Conditions, Catalyst Only Desiccant type, 4 hours at 140° F (60° C) PROCESSING Temperature Wire Preheat 180–250° F (110–120° C) Feed Zones 330° F (165° C) Transition 340° F (170° C) Metering 350° F (177° C) Head/ Die 360° F (182° C) Target Melt 350–380° F (177–190°C) Flame at Die Tip Yes Line Speed Higher line speed improves mixing and surface smoothness Purge Compound HDPE To learn more about Syncure XLPE wire and cable solutions, contact us at +1.844.4AVIENT (1-844.428.4368) www.avient.com Copyright © 2020, Avient Corporation.