Ineos K38-20-188 HDPE

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Ineos K38-20-188 HDPE
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE)
Material Notes:	K38-20-188 is a natural, UV stabilized, medium density polyethylene resin designed specifically for use with an approved Ineos North America yellow masterbatch to produce pipe or tubing for natural gas distribution. The resulting formulation, known as K38-20X2091, is recognized by the Plastics Pipe Institute as having a PE 2708 (formerly PE 2406) and PE 80 rating. It exhibits excellent long term stress life and outstanding environmental stress crack resistance. Cell Classification 234360D.
Key Words:	A natural, UV stabilized, medium density polyethylene resin.
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Physical Properties	Original Value	Comments

Density	0.940 g/cc	Natural; ASTM D4883
Environmental Stress Crack Resistance	>= 5000 hour	Condition C; ASTM D1693
	>= 5000 hour	Pipe Ring; ASTM F1248
ESCR 10% Igepal®	>= 5000 hour	Condition B; ASTM D1693
Melt Flow	0.20 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
PENT	>= 500 hour	Notch Tensile; ASTM F1473
Hardness, Shore D	64	ASTM D2240
Tensile Strength, Ultimate	4500 psi	2 in/min; ASTM D638
Tensile Strength, Yield	2800 psi	2 in/min; ASTM D638
Elongation at Break	>= 800 %	2 in/min; ASTM D638
Flexural Modulus	100 ksi @Strain 2 %	Secant - Method 1; ASTM D790
Izod Impact, Notched	10.0 ft-lb/in	ASTM D256

Thermal Properties	Original Value	Comments
Vicat Softening Point	248 °F	ASTM D1525
Brittleness Temperature	<= -118 °C	ASTM D746

Descriptive Properties
process	Pipe Extrusion

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