ESTANE 58215 TPU Technical Data Sheet Type: Estane? 58215 is a 90A aromatic Polyether-Based Thermoplastic Polyurethane (TPU). Features: Excellent physical properties, hydrolysis resistance and improved temperature resistance. Wide processing window for extrusion. Uses: Blown and flat die/t film extrusion, Injection and blow molding. ? Prior to testing samples were conditioned at 23°C for 48 hours. ? Based on extruded sheet (30 mils). ? Listed values are “typical (erage) values” and should/cannot be applied for specification pures. Supply Form and Standard Packaging ? Estane? 58215 TPU is supplied in pellet form and packaged in 50 lb bags or 1000 lb boxes. Material Preparation ? Prior to processing, Estane? 58215 TPU must be dried at 220°F (104°C) for 2-4 hours. ? It is recommended to dry the material in a desiccant type dryer. Target dew point should be -40°C. ? Depending on the applied processing technique, the maximum moisture level should be 0.02%. ] Please see reverse side for processing conditions. Physical Properties Value (Metric) Unit Test Method Hardness (5 sec) 90 Shore A ASTM D-2240 Specific Grity 1.14 ASTM D-792 Tensile Strength 9500 (65.5) psi (MPa) ASTM D-412 Ultimate Elongation 450 % “ Tensile Stress at: - Elongation 1300 (9.0) psi (MPa) ASTM D-412 - 300% Elongation 3300 (22.9) psi (MPa) “ Tear Strength: - Gres 600 (10.7) lb/in (kg/mm) ASTM D-624 (die C) - Trouser 170 (3.0) lb/in (kg/mm) ASTM D-470 Taber Loss (1000 rev) 0.00152 (43) oz (mg) ASTM D-3389 (H18, 1000g) Tm (by DSC) 347 (175) °F (°C) Lubrizol Advanced Materials Tg (by DSC) -40 (-40) °F (°C) Lubrizol Advanced Material