Typical properties of DOW HDPE High Density Polyethylene Resins:

Physical Properties	ASTM Method	Values^†, English (SI)
General
Melt Index (190º C/2160 gm), gm/10min.	D1238	7.0
Melt Flow Ratio (I₁₀ I₂)	D1238	6.9
Annealed Density, gm/ml	D792	0.954
Apparent Dynamic Viscosity, p (Pa-s)	D3835
@ 230º C and 300 sec - ¹		3600 (360)
@ 230º C and 1000 sec - ¹		2200 (220)
@ 230º C and 5000 sec - ¹		900 (90)
Mechanical
Tensile Strength at Yield², psi (MPa)	D638	3700 (26)
Tensile Strength at Break², psi (MPa)	D638	2500(17)
Elongation, %	D638	1000
Secant Modulus, @ 2% Elongation, psi (MPa)	D790	132,000 (910)
Flexural Modulus, psi (MPa)	D790	148,000 (1020)
Notched Izod Impact, @ RT, ft-lb/in (J/m)	D256	1.4 (75)
Notched Izod Impact, @ -50º C, ft-lb/in (J/m)	D256	1.0 (53)
Tensile Impact, ft-lb/in² (J/m²)	D1822	65 (137)
Thermal
Vicat Softening Point, ºF (ºC)	D1525	256 (124)

^† Typical values, not to be construed as specifications.
¹ All tests performed on compression mold plaques.
² Crosshead speed, 2.0 inches/minute.

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