Borealis HD621CF Polypropylene

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Borealis HD621CF Polypropylene (discontinued **)
Categories:	Polymer; Thermoplastic; Polypropylene (PP)
Material Notes:	HD621CF is a polypropylene homopolymer This grade is suitable for the manufacturing of unoriented films on cast and tubular quench film lines. Applications: food packaging, lamination films, stationery folders, multi layer co-extrusion films, flower packaging, and textile packaging film. Information provided by Borealis AG
Key Words:	PP
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Physical Properties	Metric	English	Comments

Density	0.900 - 0.910 g/cc	0.0325 - 0.0329 lb/in³	base resin; ISO 1183
Melt Flow	8.0 g/10 min @Load 2.16 kg, Temperature 230 °C	8.0 g/10 min @Load 4.76 lb, Temperature 446 °F	ISO 1133
Antiblock Level	1500 ppm	1500 ppm	SiO₂; Borealis Method
Slip Level	1000 ppm	1000 ppm	EAA and OAA; Borealis Method

Mechanical Properties	Metric	English	Comments
Film Elongation at Break, MD	500 - 700 %	500 - 700 %	ISO 527-3
Film Elongation at Break, TD	500 - 700 %	500 - 700 %	ISO 527-3
Tensile Modulus	0.650 - 0.750 GPa	94.3 - 109 ksi	MD/TD; ISO 527-3
Flexural Modulus	1.40 GPa	203 ksi	ISO 178
Dart Drop, Total Energy	13.0 J @Thickness 0.0500 mm	9.59 ft-lb @Thickness 0.00197 in	1050N; ISO 7765-2
Coefficient of Friction	0.15 - 0.25	0.15 - 0.25	film to film; ISO 8295
Film Tensile Strength at Break, MD	30.0 - 50.0 MPa	4350 - 7250 psi	ISO 527-3
Film Tensile Strength at Break, TD	25.0 - 45.0 MPa	3630 - 6530 psi	ISO 527-3

Thermal Properties	Metric	English	Comments
Melting Point	162 - 166 °C	324 - 331 °F	DSC; ISO 3146
Vicat Softening Point	154 °C	309 °F	ISO 306

Optical Properties	Metric	English	Comments
Haze	<= 2.0 %	<= 2.0 %	ASTM D1003
Gloss	>= 120 %	>= 120 %	20° of arc; ASTM D2457

**
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PBOREA479 / 108738

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