Versalis Flexirene® CM 50 Butene Copolymer Linear Low Density Polyethylene

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Versalis Flexirene® CM 50 Butene Copolymer Linear Low Density Polyethylene
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Film Grade; LLDPE/Butene, Film
Material Notes:	Flexirene CM 50 is a butene copolymer with medium density (C4-LLDPE), with antioxidants, suitable for cast film extrusion. Main Applications: Flexirene CM 50 is a highly stiff product and it is recommended for the production of coextruded stretch film in slip-cling formulations where it acts as the slip layer. Information provided by Polimeri Europa. Versalis is the Eni subsidiary containing the plastics and rubber businesses.
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Physical Properties	Metric	English	Comments

Specific Gravity	0.938 g/cc	0.938 g/cc	ISO 1183
Thickness	10.0 - 50.0 microns	0.394 - 1.97 mil	Recommended
Melt Flow	4.1 g/10 min @Load 2.16 kg, Temperature 190 °C	4.1 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Film Tensile Strength at Yield, MD	17.0 MPa	2470 psi	ISO 527-3
Film Tensile Strength at Yield, TD	16.0 MPa	2320 psi	ISO 527-3
Film Elongation at Break, MD	600 %	600 %	ISO 527-3
Film Elongation at Break, TD	700 %	700 %	ISO 527-3
Coefficient of Friction, Dynamic	>= 0.50	>= 0.50	ISO 8295
Elmendorf Tear Strength, MD	0.8152 g/micron	20.71 g/mil	ISO 6383-2
Elmendorf Tear Strength, TD	2.038 g/micron	51.77 g/mil	ISO 6383-2
Dart Drop Test	45.0 g	0.0992 lb	F50; ISO 7765-1
Film Tensile Strength at Break, MD	25.0 MPa	3630 psi	ISO 527-3
Film Tensile Strength at Break, TD	20.0 MPa	2900 psi	ISO 527-3
1% Secant Modulus, MD	350 MPa	50800 psi	ISO 527-3
1% Secant Modulus, TD	370 MPa	53700 psi	ISO 527-3

Thermal Properties	Metric	English	Comments
Melting Point	127 °C	261 °F	Internal method
Vicat Softening Point	118 °C @Load 1.00 kg	244 °F @Load 2.20 lb	ISO 306/A
Brittleness Temperature	<= -70.0 °C	<= -94.0 °F	ASTM D746

Optical Properties	Metric	English	Comments
Haze	8.0 %	8.0 %	ISO 14782
Gloss	75 %	75 %	45°; ASTM D2457

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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