ExxonMobil Escorene® LL-8556 LMDPE Rotational Molding Grade

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ExxonMobil Escorene® LL-8556 LMDPE Rotational Molding Grade (discontinued **)
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Medium Density (MDPE); Linear Medium Density Polyethylene (LMDPE), Rotational Molded
Material Notes:	Data provided by the manufacturer, Exxon Chemical. A linear medium density polyethylene having improved flow characteristics vs. LL-8300's series resins, yet retaining outstanding whiteness and a good balance of environmental stress crack resistance and low temperature toughness. LL-8556 is ground form. Applications: Portable water tanks; Toys; Threaded tote containers; Food storage and laundry bins.
Key Words:	Linear Medium Density Polyethylene; Exxon Chemical Company
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Physical Properties	Metric	English	Comments

Density	0.935 g/cc	0.0338 lb/in³	Exxon Method
Environmental Stress Crack Resistance	>= 430 hour	>= 430 hour	F50, Condition B; ASTM D1693
Melt Flow	6.8 g/10 min	6.8 g/10 min	Exxon Method

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	16.9 MPa	2450 psi	ASTM D638
Elongation at Break	415 %	415 %	ASTM D638
Flexural Modulus	0.579 GPa	84.0 ksi	ASTM D790
Impact Test	237 J @Thickness 6.35 mm, Temperature -40.0 °C	175 ft-lb @Thickness 0.250 in, Temperature -40.0 °F	Impact Strength; Max Force; ARM

Thermal Properties	Metric	English	Comments
Melting Point	125.5 °C	257.9 °F	Exxon Method
Deflection Temperature at 0.46 MPa (66 psi)	50.0 °C	122 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	38.0 °C	100 °F	ASTM D648

**
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PEXCFU / 37942

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