HDPE Marine Board 400 Series

PROPERTY	ASTM TEST METHOD	Unit	Value
Melt Index	D1238	g/10 min	0.29
Density	D1505	g/cc	0.955
Elongation at yield, %	D638	%	9
Elongation at break, %	D638	%	909
Tensile Strength @ Yield	D638	psi	4,050
Tensile Strength @ Break	D638	psi	3,400
Flexural Modulus	D790	psi	209,200
ESCR (Environmental Stress Crack Resisitance), condition A, F50	D1693	h	35
Vicat softening temperature	D1525	°C(°F)	125(257)
HTD (heat deflection temperature) at 66 psi	D648	°C(°F)	77(171)
Tensile impact strength	D1822	ft-lb/in.	61.3
Shore D hardness	D2240		68.5
Coef. of linear thermal expansion	E831	in/in/°F	7x10^-5