Polimeros Mexicanos Rotolene® 93835-TG Medium Density Polyethylene

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Polimeros Mexicanos Rotolene® 93835-TG Medium Density Polyethylene
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Medium Density (MDPE); Linear Medium Density Polyethylene (LMDPE), Rotational Molded
Material Notes:	MDPE Copolymer with UV8 stabilizer in natural and colors. Recommended for rotomolding. Used for manufacture of water tanks > 2000 liters, cisterns, farm tanks, or tanks to contain strong acids and bases due its excellent chemical resistance. It has excellent mechanical properties, very good impact strength, and ESCR with soft finish. Natural polyethylene meets all FDA 21 CFR 177.1520, covering safe use of polyolefin articles intended for direct food contact. Information provided by Polimeros Mexicanos
Key Words:	Good ESCR for large tanks
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Physical Properties	Metric	English	Comments

Bulk Density	0.330 - 0.390 g/cc	0.0119 - 0.0141 lb/in³	ASTM D1895
Density	0.938 g/cc	0.0339 lb/in³	ASTM D792
Particle Mesh Size	35 Mesh	35 Mesh	less than 2%; ASTM D1921
ESCR 100% Igepal®	>= 1000 hour @Temperature 50.0 °C	>= 1000 hour @Temperature 122 °F	F50; ASTM D1693
ESCR 10% Igepal®	>= 1000 hour @Temperature 50.0 °C	>= 1000 hour @Temperature 122 °F	F50; ASTM D1693
Melt Flow	3.5 g/10 min @Load 2.16 kg, Temperature 190 °C	3.5 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	20.2 MPa	2930 psi	ASTM D638
Elongation at Yield	11.3 %	11.3 %	(2 in/min); ASTM D638
Flexural Modulus, 1% Secant	717 MPa	104000 psi	ASTM D790B
Impact Test	88.1 J @Temperature -40.0 °C	65.0 ft-lb @Temperature -40.0 °F	0.144 in.; ARM test

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	56.1 °C	133 °F	ASTM D648

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes	See notes for details.

Descriptive Properties
Pourability	2.5 - 4 gr/s
Process	Rotational Molding

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PMEXIC990 / 157466

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