In no event shall Seller have liability to Buyer for any incidental, consequential, indirect, exemplary, punitive or special damages. 4.

Attachment 4

C O N TA C T I N F O R M AT I O N Polymer Diagnostics Inc. 33587 Walker Road Avon Lake, Ohio 44012 United States +1 800 438 2335 +1 440 930 1644 fax Polymer Diagnostics Inc. is a contract laboratory with accreditation to ISO/IEC 17025 by the American Association for Laboratory Accreditation (A2LA) for both chemical and mechanical capacities.

For more on material solutions for off road vehicles, visit avient.com Copyright © 2023, Avient Corporation.

Bergmann GmbH Adolf-Dambach-Str. 2-4 76571 Gaggenau die Einführung und Anwendung eines Managementsystems gemäß DIN EN ISO 50001:2018 für den Geltungsbereich: Entwicklung und Produktion von technischen Thermoplasten; an den Standorten gemäß Anlage. Bergmann GmbH Adolf-Dambach-Str. 2-4 76571 Gaggenau c/o Avient ECCOH High Performance Solutions GmbH Oldendorfer Straße 9, 49324 Melle Produktion von technischen Thermoplasten

KEY CHARACTERISTICS The primary features and benefits of Gravi-Tech formulations are: • Customized density, offering a wide range of specific gravities from 1.2 to 11 gm/cm3 • Broad modulus range, from very flexible to very rigid grades • Corrosion resistance, withstanding oxidation for long-term use and benefit • Chemical resistance, withstanding fuels, oils and other harsh chemicals • Metallization and electroplating, delivering the look and feel of metal Additional features include: • Design flexibility and processing ease • Good impact strength • Elevated heat deflection temperature PRODUCT BULLETIN TARGET MARKET AND APPLICATIONS Gravi-Tech composites are an excellent choice for applications in a full range of markets, including: Consumer Luxury packaging, golf clubs, fishing tackle, casino/gaming chips, exercise weights, hunting supplies, cutlery, appliances and hunting ammunition Healthcare X-ray shielding, nuclear medicine transport containers, and laboratory furniture and equipment Industrial Ammunition, reactor shielding, vibration and acoustical damping, military/tactical equipment, airport x-ray shielding, various food ware, building and construction equipment, inertial weighting, and underwater cable weighting Base Resin Specific Gravities Nylon 6 2.3, 2.7, 3.5, 4, 4.5, 5, 6 TPE 2.6, 3.9 TPU 2.6, 3, 4.5, 7.5, 9 PP 1.15–4 ABS 1.2–3 PPS 4 Nylon 12 4, 6.9, 11 TECHNICAL PROPERTIES Copyright © 2024, Avient Corporation.

Shots Composite Panel Nominal Thickness Nominal Weight Level 1 9mm full metal copper jacket with lead core 1175 ft/sec 358 m/sec 3 GlasArmor™ Level 1 0.256 in 6.5 mm 2.7 lb/ft2 13.2 kg/m2 Level 2 .357 magnum jacketed head soft point 1250 ft/sec 381 m/sec 3 GlasArmor™ Level 2 0.384 in 9.8 mm 4.0 lb/ft2 19.5 kg/m2 Level 3 .44 magnum lead semi-wadcutter gas checked 1350 ft/sec 411 m/sec 3 GlasArmor™ Level 3 0.500 in 12.7 mm 5.2 lb/ft2 26.4 kg/m2 ThermoBallistic™ Level 3 0.440 in 11.2 mm 3.9 lb/ft2 19.0 kg/m2 P R O TE CT IO N L EV EL S Level 4–8: Customized solutions available, contact Avient to learn more. Composite ballistic panels provide several advantages, including: Homes 4% Government Buildings 40% Office Buildings 16% Banks 25% Other 25% Where are ballistic composite panels used? Characteristic GlasArmor Thermoset Panels ThermoBallistic Thermoplastic Panels Steel Concrete Performance-to-Weight            Bullet Resistance – Pistols           Bullet Resistance – Rifles    NA1     Temperature Performance        2         UV Resistance       3         Electrical Conductivity              Flame Retardance    5   4         Ease of Installation             1 Ballistic resistance to rifle fire can be achieved by layering ThermoBallistic and GlasArmor panels – contact Avient 2 ThermoBallistic panels made with polypropylene resin systems 3 UV resistance is achieved using surface polymeric films 4 Flame retardant additives can be incorporated upon request under some circumstances 5 Fire rated for 1-hour per ASTM E-119-09c when tested in an interior wall system Compare the different materials used for ballistic protection https://go.avient.com/BallisticProtection?

مدونة قواعد السلوك الخاصة بنا 2023 جدول المحتويات 1 رسالة من املدير التنفيذي 2 رؤيتنا واسرتاتيجيتنا 2 القيم األساسية والشخصية مدونة قواعد سلوكنا 4 املبادئ التوجيهية للسلوك األخالقي 4 القيم الشخصية 6 حل املسائل واإلبالغ عن حاالت عدم االمتثال 6 الخط الساخن لألخالقيات 6 عدم االنتقام 6 تطبيق مدونة قواعد السلوك 6 مخالفات مدونة قواعد السلوك االحترام للجميع 8 التنوع والدمج 8 التمييز أو املضايقات 8 العالقات يف مكان العمل 9 إدمان املخدرات 9 األمان املادي والعنف يف مكان العمل األمانة في العمل 11 املعلومات، والبيانات، والسجالت الدقيقة 11 نزاهة املحاسبة 13 اتصاالت الرشكة 13 حامية األصول واستخدامها 13 حقوق امللكية ورسية املعلومات، واألفكار وامللكية الفكرية 13 حامية الخصوصية، واملعلومات الشخصية، والبيانات 14 استخدام شبكة اإلنرتنت والربيد اإللكرتوين 14 وسائل التواصل االجتامعي والشبكات االجتامعية 14 املعلومات الداخلية والتداول 15 املساهامت واألنشطة السياسية/واملساهامت الخريية 15 التحقيقات واالستفسارات الحكومية النزاهة في عملنا 17 التعامل العادل 17 الرشاوى والعموالت 18 الوكالء واملستشارون 18 املنافسة 18 الهدايا واالستضافة 19 تضارب املصالح 19 تعامل ذايت تتنافر فيه املصلحة والواجب 19 التجارة الدولية المسؤولية االجتماعية بالشركة 21 االستدامة 21 السالمة، والصحة، والبيئة 21 سالمة املنتج والخدمة 21 احرتام حقوق اإلنسان 22 التزام مشرتك 23 موارد ومعلومات االتصال 1 جدول املحتويات رسالة من المدير التنفيذي ،Avient السادة موظفي نظرًا ألننا جزء من رشكة عاملية متنامية، فإننا نواجه مواقف صعبة وعمليات صنع قرار معّقدة. Specialization Globalization Operational Excellence Commercial Excellence Associates 3 جدول املحتويات مدونة قواعد سلوكنا 4 جدول املحتويات المبادئ التوجيهية للسلوك األخالقي إن مدونة قواعد السلوك لدى Avient )"املدونة"( متثل دليالً للسلوك يف العمل؛ Avient والغرض منها هو املساعدة يف ضامن الحفاظ عىل قيمنا وعىل سمعة وتعزيزهام. مراعاة القوانني كافة.. 3 إعداد التقارير واملستندات عن كل مرصوفات العمل العينية التي . 4 لتها بصورة معقولة ومناسب ومبارشة.

Processing Guidelines Base Resin PA6 Barrel Temperatures °F °C Rear Zone 440–470 227–243 Center Zone 450–480 232–249 Front Zone 460–490 238–254 Nozzle 470–500 243–260 Melt Temperature 470–500 243–260 Mold Temperature 120–180 49–82 Pack and Hold Pressure 50–75% of Injection Pressure Injection Velocity 0.5 in/s–3 in/s 13 mm/s–76 mm/s Back Pressure 50–100 psi 3.4–6.9 Bar Screw Speed 30–70 rpm Cushion 0.25 in 6.35 mm Drying Parameters 2–4 Hours @ 180°F 2–4 Hours @ 82°C Moisture % Allowable 0.08–0.18%* Screw Type General Purpose Screw Screw Compression Ratio 2.0:1– 2.5:1 Screw L/D 20:1 Non-return Check Valve Free Flow Check Ring Nozzle Type Reverse Taper Clamp Pressure 2–3 Tons/in² Barrel Capacity 30-80% of barrel should be used * Avient suggests measuring moisture using a Karl Fischer method or Vapor Pro® moisture analyzer that titrates only for moisture. Only naturally balanced runner systems (“H” pattern) are recommended 4. For circular parts, full perimeter venting is recommended 4.

BASE RESIN PPA PC PSU PES PPS CO- POLYMER ACETAL PEEK PA Barrel Temperatures* °F (°C) Rear Zone 550–580 (288–305) 520–560 (271–293) 600–640 (316–338) 630–660 (332–338) 550–580 (288–304) 350–370 (177–188) 660–700 (349–371) 440–490 (227–254) Center Zone 560–600 (293–316) 530–570 (277–299) 620–670 (327–354) 650–680 (343–360) 560–615 (293–324) 380–390 (193–200) 700–730 (371–388) 470–510 (243–266) Front Zone 580–620 (304–327) 550–580 (288–305) 630–680 (332–360) 670–730 (354–388) 590–630 (310–332) 390–430 (200–221) 720–750 (382–400) 490–540 (254–282) Nozzle 575–615 (302–324) 550–600 (288–316) 630–680 (332–360) 680–700 (360–371) 600–625 (316–330) 380–415 (193–213) 720–750 (382–400) 520–570 (271–300) Melt Temperature 575–615 (302–324) 560–600 (293–316) 625–675 (330–358) 650–710 (343–377) 600–625 (316–330) 370–410 (188–210) 670–740 (354–393) 520–570 (271–300) Mold Temperature 250–300 (121–150) 175–240 (80–116) 190–300 (88–150) 225–325 (107–164) 250–325 (121–164) 150–225 (66–107) 290–375 (143–190) 150–200 (66–93) Pack & Hold Pressure 50%–75% of Injection Pressure Injection Velocity in/s 1.0–3.0 Back Pressure psi 50 Screw Speed rpm 50–90 Drying Parameters °F (°C) 6 hrs @ 175 (80) 4 hrs @ 250 (121) 4 hrs @ 275 (135) 4 hrs @ 300 (150) 4 hrs @ 250 (121) 2 hrs @ 200 (93) 3 hrs @ 300 (150) 4 hrs @ 180 (82) Allowable Moisture % < 0.05 < 0.02 < 0.02 < 0.04 < 0.02 0.15–0.20 < 0.02 0.10–0.20 Cushion in 0.125–0.250 Screw Compression Ratio 2.5:1–3.5:1 2.0:1–2.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 Nozzle Type General Purpose General Purpose General Purpose General Purpose General Purpose General Purpose General Purpose Reverse Taper Clamp Pressure 5–6 Tons/in2 of projected area of cavities and runner system * Barrel temperatures should be elevated for compounds designed for electrical insulative properties.