路博润ESTANE 2102-80A聚己内酯高弹性TPU
Type: Estane? 2102-80A is a thermoplastic polyurethane elastomer. Feature: Low compression set. 1 Typical properties; not to be construed as sales specifications. Fabrication conditions, part design, additives, processing aids, finishing materials and use conditions can all affect the integrity, performance and regulatory status of finished goods. 2 Tests conducted on 0.126 inch (3.2mm) injection molded specimen, unannealed, unless noted. Properties Test Method English S.I. Valuest Units Valuest Units Physical(1) Shore Hardness ASTM D 2240 84 A 84 A Specific Gravity ASTM D 792 1.18 1.18 Taber Abrasion Resistance, 1000g, 1000 cycles; H-22 wheel (coarser) ASTM D 1044 - mg 10 mg Mold Shrinkage, Transverse direction ASTM D 955 -0.2-0.5 % -0.2-0.5 % Mold Shrinkage, Flow direction ASTM D 955 0.4-0.6 % 0.4-0.6 % Mechanical(2) Tensile Modulus -50% elongation -*** elongation -300% elongation ASTM D 412 560 800 1900 psi psi psi 3.9 5.5 13.1 MPa MPa Mpa Ultimate Elongation ASTM D 412 575 % 575 % Ultimate Tensile Strength ASTM D 412 5800 psi 40 Mpa Elongation Set After Break ASTM D 412 50 % 50 % Tear Strength, Die C ASTM D 624 600 PLI 105 KN/m Compression Set, Method B -22 hrs @ 25° C -22 hrs @ 70° C ASTM D 395 28 28 % % 28 28 % % Thermal Vicat Softening Point (120° C/hr, 9.8N) ASTM D 1525 185 o F 85.0 o C Glass Transition Temperature DSC -40 o F -40 o C CLTE, in-flow ASTM D 696 87.7 in/in/ o F 158 mm/mm/o C Processing Conditions (Typical) Drying Temperature (air dew point <-40C) 180-200 o F 82-93 o C Melt Temperature (Molding) 390-420 o F 1 |
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