路博润ESTANE 2102-55D聚己内酯高回弹性TPU

路博润ESTANE 2102-55D聚己内酯TPU

Estane? 2102-55D is a thermoplastic polyurethane elastomer Feature: Load-bearing capacity 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) Hardnes, Shore D ASTM D 2240 58 D 58 D Specific Gravity ASTM D 792 1.21 1.21 Taber Abrasion Resistance, 1000g, 1000 cycles; H-22 wheel (coarser) ASTM D 1044 - mg 60 mg Mold Shrinkage, Transverse direction ASTM D 955 0.6-0.9 % 0.6-0.9 % Mold Shrinkage, Flow direction ASTM D 955 0.5-0.7 % 0.5-0.7 % Mechanical(2) Tensile Modulus -50% elongation -*** elongation -300% elongation ASTM D 412 2220 2350 5200 psi psi psi 15.3 16.2 35.8 MPa MPa Mpa Ultimate Elongation ASTM D 412 415 % 415 % Ultimate Tensile Strength ASTM D 412 7180 psi 49.5 Mpa Elongation Set After Break ASTM D 412 30 % 30 % Tear Strength, Die C ASTM D 624 1020 PLI 179 KN/m Compression Set, Method B -22 hrs @ 25° C -22 hrs @ 70° C ASTM D 395 25 27 % % 25 27 % % Flexural Modulus ASTM D 790 25,000 psi 172 Mpa Thermal Vicat Softening Point (120° C/hr, 9.8N) ASTM D 1525 245 o F 118 o C CLTE, in-flow ASTM D 696 75.0 in/in/ o F 135 mm/mm/o C Processing Conditions (Typical) Drying Temperature (air dew point <-40C) 199-220 o F 88-104 o C Melt Temperature (Molding) 400-430 o F 204-221 o C Mold Temperature 60-140 o F 16-60 o C