Borealis BorPURE™ RE450MO Polypropylene Random Copolymer

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Borealis BorPURE™ RE450MO Polypropylene Random Copolymer (discontinued **)
Categories:	Polymer; Thermoplastic; Polypropylene (PP); Polypropylene Copolymer
Material Notes:	BorPure™ RE450MO is a specially modified highly-transparent polypropylene random copolymer with medium melt flow rate. This grade is characterized by optimum combination of high impact strength and stiffness. It is designed for high-speed injection molding and contains nucleating and demolding additives. BorPure™ RE450MO can be also used in injection stretch blow molding (ISBM). Applications: BorPure™ RE450MO is intended for injection molding applications requiring excellent transparency. This includes: enclosures, lids, pails, sweet-boxes, and bottles. Information provided by Borealis AG
Key Words:	PP
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Physical Properties	Metric	English	Comments

Density	0.905 g/cc	0.0327 lb/in³	ISO 1183
Linear Mold Shrinkage	0.010 - 0.020 cm/cm	0.010 - 0.020 in/in
Melt Flow	13 g/10 min @Load 2.16 kg, Temperature 230 °C	13 g/10 min @Load 4.76 lb, Temperature 446 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	85	85
Tensile Strength, Yield	27.0 MPa	3920 psi	50mm/min; ISO 527-2
Elongation at Yield	13 %	13 %	50mm/min; ISO 527-2
Tensile Modulus	1.00 GPa	145 ksi	1mm/min; ISO 527-3
Charpy Impact, Notched	8.50 J/cm² @Temperature 23.0 °C	40.4 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	72.0 °C	162 °F	ISO 75-2

Optical Properties	Metric	English	Comments
Transmission, Visible	90 %	90 %	transparent; thickness not quantified

Processing Properties	Metric	English	Comments
Melt Temperature	230 - 260 °C	446 - 500 °F
Mold Temperature	35.0 °C	95.0 °F
Hold Pressure	20.0 - 50.0 MPa	2900 - 7250 psi	minimize to avoid sink marks

Descriptive Properties
Injection Velocity	high

**
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PBOREA347 / 108607

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