Dow DOWLEX™ 2503 Linear Low Density Polyethylene, Narrow MW Distribution

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Dow DOWLEX™ 2503 Linear Low Density Polyethylene, Narrow MW Distribution
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Injection Molded
Material Notes:	DOWLEX® 2503 Polyethylene resin is a narrow molecular weight distribution copolymer designed to offer excellent environmental stress crack resistance and tear strength with excellent rigidity. It has excellent processability over a wide range of molding conditions. This material complies with U.S. FDA Regulation 21 CFR 177.1520 c 3.1(a) for food packaging applications. The regulation should be consulted for complete details. Data provided by Dow Chemical.
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Physical Properties	Original Value	Comments

Density	0.930 g/cc
Viscosity	21000 cP @Shear Rate 5000 1/s, Temperature 190 °C	Apparent Dynamic Viscosity
	29000 cP @Shear Rate 1000 1/s, Temperature 190 °C	Apparent Dynamic Viscosity
	31000 cP @Shear Rate 300 1/s, Temperature 190 °C	Apparent Dynamic Viscosity
Melt Flow	105 g/10 min @Load 2.16 kg	Melt flow ratio I10/I2 is 6.5.

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	8.20 MPa
Tensile Strength, Yield	10.6 MPa
Elongation at Break	450 %
Modulus of Elasticity	0.273 GPa	Molded Sample 2% Secant Modulus
Flexural Modulus	0.503 GPa
Izod Impact, Notched (ISO)	23.0 kJ/m² @Temperature -50.0 °C

Thermal Properties	Original Value	Comments
Vicat Softening Point	100 °C

Compliance Properties	Original Value	Comments
FDA	Yes	See notes for details.

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PDW449 / 34518

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