Borealis GB311U Polypropylene Compound, Glass Fiber Reinforced

Category	Polymer , Thermoplastic , Polypropylene (PP) , Polypropylene with 30% Glass Fiber Filler
Manufacturer	Borealis
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Borealis GB311U Polypropylene Compound, Glass Fiber Reinforced.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

GB311U is a 30% chemically coupled glass fiber reinforced polypropylene compound intended for injection molding. This material shows excellent mechanical properties also at elevated temperatures. Applications: GB311U has been developed especially for demanding applications in the automotive industry including technical components exposed to high heat and loads, washing machine parts, and structural parts.Information provided by Borealis AG

Physical Properties	Metric	English	Comments
Density	1.12 g/cc	0.0405 lb/in³	ISO 1183
Linear Mold Shrinkage	0.0020 cm/cm	0.0020 in/in	average process; in flow; 150x80x2mm
	0.010 cm/cm	0.010 in/in	average process; cross flow; 150x80x2mm
Melt Flow	2.0 g/10 min @Load 2.16 kg, Temperature 230 °C	2.0 g/10 min @Load 4.76 lb, Temperature 446 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Ball Indentation Hardness	124 MPa	18000 psi	132 N/10s; ISO 2039
Tensile Strength, Yield	97.0 MPa	14100 psi	ISO 527-2
Elongation at Break	3.0 %	3.0 %	50mm/min; ISO 527-2
Elongation at Yield	2.8 %	2.8 %	ISO 527-2
Tensile Modulus	6.80 GPa	986 ksi	1mm/min; ISO 527-2
Flexural Strength	130 MPa	18900 psi	ISO 178
Flexural Modulus	6.20 GPa	899 ksi	2mm/min; ISO 178
Izod Impact, Notched (ISO)	8.00 kJ/m² @Temperature -20.0 °C	3.81 ft-lb/in² @Temperature -4.00 °F	ISO 180/1A
	11.0 kJ/m² @Temperature 23.0 °C	5.23 ft-lb/in² @Temperature 73.4 °F	ISO 180/1A
Charpy Impact Unnotched	4.50 J/cm²	21.4 ft-lb/in²	ISO 179/1eU
	5.00 J/cm²	23.8 ft-lb/in²	ISO 179/1eU
Charpy Impact, Notched	0.800 J/cm² @Temperature -30.0 °C	3.81 ft-lb/in² @Temperature -22.0 °F	ISO 179/1eA
	0.900 J/cm² @Temperature -20.0 °C	4.28 ft-lb/in² @Temperature -4.00 °F	ISO 179/1eA
	1.10 J/cm² @Temperature 23.0 °C	5.23 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eA

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	159 °C	318 °F	ISO 75-2
Deflection Temperature at 1.8 MPa (264 psi)	145 °C	293 °F	ISO 75-2
Vicat Softening Point	135 °C @Load 5.10 kg	275 °F @Load 11.2 lb	ISO 306
	165 °C @Load 1.02 kg	329 °F @Load 2.25 lb	ISO 306

Processing Properties	Metric	English	Comments
Processing Temperature	230 - 280 °C	446 - 536 °F	mass temperature
Feed Temperature	40.0 - 80.0 °C	104 - 176 °F
Mold Temperature	30.0 - 50.0 °C	86.0 - 122 °F
Injection Velocity	100 - 200 mm/sec	3.94 - 7.87 in/sec
Hold Pressure	30.0 - 60.0 MPa	4350 - 8700 psi

Descriptive Properties	Value	Comments
Back Pressure	as low as possible
Emission (µgC/g)	15	VDA 277
Fogging (mg)	0.97	100°C;3h;DIN 75201
	1	100°C;16h;DIN 75201
Screw Speed	low to medium

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