Versalis Flexirene ® FF 25 U Film Grade LLDPE

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Versalis Flexirene ® FF 25 U Film Grade LLDPE
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Film Grade; LLDPE/Butene, Film
Material Notes:	Flexirene FF 25 U is a LLDPE with butane copolymer produced with Gas Phase technology, with antioxidants, suitable for blown film extrusion. Flexirene FF 25 U is characterized by a high elongation viscosity leading. Applications: Flexirene FF 25 U is recommended for the production of agricultural film, heavy duty bags, in blend or co extrusion with LDPE. Typical values for a film extruded between 190°-230°C, with BUR 2.5, thickness 25 µm. Information provided by Versalis.
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Physical Properties	Metric	English	Comments

Density	0.918 g/cc	0.0332 lb/in³	ISO 1183
Thickness	15.0 - 50.0 microns	0.591 - 1.97 mil	Recommended
	15.0 - 50.0 microns	0.591 - 1.97 mil
Melt Flow	0.65 g/10 min @Load 2.16 kg, Temperature 190 °C	0.65 g/10 min @Load 4.76 lb, Temperature 374 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Film Tensile Strength at Yield, MD	11.0 MPa	1600 psi	ISO 527-3
Film Tensile Strength at Yield, TD	11.0 MPa	1600 psi	ISO 527-3
Film Elongation at Break, MD	580 %	580 %	ISO 527-3
Film Elongation at Break, TD	800 %	800 %	ISO 527-3
Coefficient of Friction, Dynamic	>= 0.50	>= 0.50	ISO 8295
Elmendorf Tear Strength, MD	5.60 g/micron	142 g/mil	ISO 6383-2
Elmendorf Tear Strength, TD	16.3 g/micron	414 g/mil	ISO 6383-2
Dart Drop Test	140 g	0.309 lb	F50; ISO 7765-1/A
Film Tensile Strength at Break, MD	45.0 MPa	6530 psi	ISO 527-3
Film Tensile Strength at Break, TD	32.0 MPa	4640 psi	ISO 527-3
1% Secant Modulus, MD	200 MPa	29000 psi	ISO 527-3
1% Secant Modulus, TD	210 MPa	30500 psi	ISO 527-3

Thermal Properties	Metric	English	Comments
Melting Point	120 °C	248 °F	Manufacturer method
Vicat Softening Point	98.0 °C @Load 1.00 kg	208 °F @Load 2.20 lb	ISO 306/A
Brittleness Temperature	<= -70.0 °C	<= -94.0 °F	ASTM D 746

Optical Properties	Metric	English	Comments
Haze	8.0 %	8.0 %	ISO 14782
Gloss	60 %	60 %	45°; ASTM D 2457

Processing Properties	Metric	English	Comments
Processing Temperature	190 - 230 °C	374 - 446 °F

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PENF9834 / 265628

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