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	Original Value	Comments

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

Mechanical Properties	Original Value	Comments
Film Tensile Strength at Yield, MD	17.0 MPa	ISO 527-3
Film Tensile Strength at Yield, TD	16.0 MPa	ISO 527-3
Film Elongation at Break, MD	600 %	ISO 527-3
Film Elongation at Break, TD	700 %	ISO 527-3
Coefficient of Friction, Dynamic	>= 0.50	ISO 8295
Elmendorf Tear Strength, MD	0.8152 g/micron	ISO 6383-2
Elmendorf Tear Strength, TD	2.038 g/micron	ISO 6383-2
Dart Drop Test	45.0 g	F50; ISO 7765-1
Film Tensile Strength at Break, MD	25.0 MPa	ISO 527-3
Film Tensile Strength at Break, TD	20.0 MPa	ISO 527-3
1% Secant Modulus, MD	350 MPa	ISO 527-3
1% Secant Modulus, TD	370 MPa	ISO 527-3

Thermal Properties	Original Value	Comments
Melting Point	127 °C	Internal method
Vicat Softening Point	118 °C @Load 1.00 kg	ISO 306/A
Brittleness Temperature	<= -70.0 °C	ASTM D746

Optical Properties	Original Value	Comments
Haze	8.0 %	ISO 14782
Gloss	75 %	45°; ASTM D2457

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