https://www.avient.com/sites/default/files/2025-07/ISO IEC 17025 Chemical Avon Lake.pdf
No. 0514.02) 12/11/2023 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AVIENT CORPORATION – ANALYTICAL SOLUTIONS 33587 Walker Road Avon Lake, OH 44012 Stephanie Mims Phone: 440-930-3499 CHEMICAL Valid To: September 30, 2025 Certificate Number: 0514.02 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following rubber and plastics tests: Test Description: Test Method or Standard: FTIR (Fourier Transform Infrared) Spectroscopy ASTM E1252 (Except 7.6, 11.2, and 11.4) Flammability Horizontal Burn of Self-Supporting Plastics ASTM D635; UL 94; IEC 60695-11-10 Horizontal Burn of Materials Used in Occupant Compartments of Motor Vehicles ASTM D5132; FMVSS 302 (49 CFR 571.302); ISO 3785 Vertical Burn, 20 mm ASTM D3801; UL 94; IEC 60695-11-10 Vertical Burn, 125 mm ASTM D5048; UL 94; IEC 60695-11-20 Thin Material Burning Test UL-94 Glow Wire Test IEC 60695 2-10, 2-11, 2-12, 2-13 Thermal Analysis DSC (Differential Scanning Calorimetry) ASTM D3418, E794, E1356 TGA (Thermogravimetric Analysis) ASTM E1131 TMA (Linear Thermal Expansion of Solid Materials by Thermomechanical Analysis) ASTM E831; ISO 11359-2 Karl Fischer Moisture Content ASTM D6869 For the tests to which this accreditation applies, please refer to the laboratory’s Chemical Scope of Accreditation.
https://www.avient.com/sites/default/files/2020-11/eccoh-processing-guide.pdf
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.