路博潤(rùn)ESTANE 2103-70A 高強(qiáng)度聚醚TPU
Technical Data Sheet Type: Estane? 2103-70A is a thermoplastic polyurethane elastomer. Feature: High MVTR. 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 72 +/- 3 A 72 +/- 3 A Specific Gravity ASTM D 792 1.06 1.06 Melt Flow Rate, 190° C/8.7kg ASTM D 1238 - g/10min 11 g/10min Taber Abrasion Resistance, 1000g, 1000 cycles; H-22 wheel (coarser) ASTM D 1044 - mg 3 mg Mold Shrinkage, Transverse direction ASTM D 955 -0.3-0.8 % -0.3-0.8 % Mold Shrinkage, Flow direction ASTM D 955 0.4-0.5 % 0.4-0.5 % Mechanical(2) Tensile Modulus -50% elongation -*** elongation -300% elongation ASTM D 412 300 440 750 psi psi psi 2.1 3.0 5.2 MPa MPa Mpa Ultimate Elongation ASTM D 412 730 % 730 % Ultimate Tensile Strength ASTM D 412 3580 psi 24.7 Mpa Elongation Set After Break ASTM D 412 50 % 50 % Tear Strength, Die C ASTM D 624 300 lbf/in 53 KN/m Compression Set, Method B -22 hrs @ 25° C -22 hrs @ 70° C ASTM D 395 25 75 % % 25 75 % % Thermal Vicat Softening Point (120° C/hr, 9.8N) ASTM D 1525 168 o F 75.6 o C Glass Transition Temperature DSC -92 o F -69 o C CLTE, in-flow ASTM D 696 97 in/in/ o F 175 mm/mm/o C Processing Conditions (Typical) Drying Temperature (air |
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