hytrel® 4056

　　hytrel® 4056 is a low modulus, 62 mpa, hytrel® grade, with nominal durometer hardness of

　　40d. it contains a non-discoloring antioxidant package. it is not recommended for

　　injection molding process.

　　property test method units value

　　mechanical

　　tensile stress astm d 638 mpa (kpsi)

　　strain 5% 2.4 (0.4)

　　strain 10% 3.6 (0.5)

　　tensile strength at break astm d 638 mpa (kpsi) 21 (3.0)

　　elongation at break astm d 638 % 700

　　poisson’s ratio astm e 132 0.45

　　flexural modulus astm d 790 ib mpa (kpsi)

　　-40c (-40f) 155 (22.5)

　　23c (73f) 62 (9.0)

　　100c (212f) 27 (3.9)

　　hardness, durometer d astm d 2240 40

　　izod impact astm d 256 a j/m (ft lb/in)

　　-40c (-40f), 6.35mm (0.25in) nb

　　23c (73f), 6.35mm (0.25in) nb

　　ross (pierced), 5x cut growth astm d 1052 cycles >1 e6

　　initial tear resist., die c astm d 1004 kn/m (lb/in) 101 (580)

　　thermal

　　heat deflection temperature astm d 648 °c (°f)

　　0.45mpa (66psi) 54 (129)

　　melting point astm d 3418 °c (°f) 150 (302)

　　vicat softening point astm d 1525 b °c (°f) 108 (226)

　　flow

　　melt flow rate astm d 1238 g/10 min

　　2.16kg at 190c 5.3

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