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TECHNICAL BULLETIN SOLUTIONS DESIGNED TO ADDRESS EVOLVING NEEDS Determining the appropriate polymer for the job can prevent product failures, thereby reducing service calls, product returns and warranty claims for manufacturers.

ONFLEX™ HT ONFLEX™ AF 7210 ONFLEX™ S KA ONFLEX™ S KG Applications Fasteners/ Defining Characteristic High temperature sealing Ambient temperature sealing High temperature sealing Ambient temperature sealing Density 1.00 g/ml 0.99 g/ml 1.10 g/ml 1.13 g/ml Physical Properties Tensile Strength 6.0–10.0 MPa 5.0–11.5 MPa 3.0–7.5 MPa 2.6–4.9 MPa Tear Resistance 25.0–37.0 kN/m 21.0–43.0 kN/m 17.0–46.0 kN/m 16.0–29.0 kN/m Compression Set 73°F (23°C) 72hrs 12–27% 16–32% 13–23% 31–35% 158°F (70°C) 22hrs 28–44% 32–43% 29–38% 62–66% 212°F (100°C) 22hrs 45–53% 56–60% 54–57% 80–85% Hardness 40–80 Shore A 40–80 Shore A 40–80 Shore A 40–80 Shore A Overmolding Substrate Polypropylene/ Polyethylene Polypropylene Polyamide Polyamide Processing Injection Molding/ HOW GLS TPEs MAKE THE DIFFERENCE IN AUTOMOTIVE FASTENERS AND CLIPS • Low compression set – coupled with good stress relaxation, our automotive TPEs are designed to maintain a good seal over time and reduce noise generated by vibration • High temperature performance – Avient automotive TPEs provide good sealing performance in temperatures up to 100°C/212°F • Bonding performance - strong chemical bond to polypropylene, polyethylene, and polyamide • Process flexibility - grades can be both injection molded and extruded • Easy to color - can be colored at the machine • Reduced production steps - some grades do not require pre-drying • Low VOC/FOG - OnFlex HT™ has been externally tested to VDA 278 and is proven to help satisfy vehicle interior air quality (VIAQ) regulatory requirements • Single source supply – we can streamline your supply chain with the ability to provide polymer colorants, engineered thermoplastics, and thermoplastic elastomers from a single source • Global support - we provide production, technical, and commercial support in locations convenient to your operations, including North America, Europe, and Asia To learn more about GLS TPEs for automotive applications, visit www.avient.com or call +1.844.4AVIENT (1.844.428.4368).

History Originally called HT-1, Nomex® was first developed in the 1960’s and made commercially available in 1967.

Call 1.844.4AVIENT (1.844.428.4368) or visit www.avient.com.

To learn more, visit www.avient.com or call +1.844.4AVIENT (1.844.428.4368).

To learn more or request a sample, visit avient.com or call +1.844.4AVIENT (1.844.428.4368).

The consequences to the medical device manufacturer could include increases in: • Service calls to repair damaged devices • Warranty claims on damaged devices • Product returns of damaged devices TYPICAL APPLICATIONS Below are just a few examples of the many types of medical devices protected by rigid polymer housings and frequently cleaned with harsh disinfectants to fight HAI’s.

• Available for different processings, such as film blowing, tape casting, biaxial stretching and sheet extrusion • Suitable for different industries such as food, beverages, consumer goods and industrial • Addition rate depends on the specific requirements and application • Can be customized to meet customer requirements for colors BRANDS • CESA™ • ColorMatrix™ • HIFORMER™ • OnCap™ • RENOL™ To learn more, please visit avient.com or call +86 21 28981188

Spotlight Awards Recognizes associates that go above and beyond their typical duties on a project or task that had a significant impact on the organization. We have also established certain due diligence processes to identify and mitigate possible risks in our supply chain, such as in our Modern Slavery and Human Trafficking Statement. While Avient believes all information in this report is accurate, such information is made without any warranty or guarantee and shall establish no legal duty on the part of Avient, its subsidiaries and affiliates.