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Braskem GF4950 HDPE Blow Molding Polyethylene Copolymer

Category Polymer , Thermoplastic , Polyethylene (PE) , HDPE , High Density Polyethylene (HDPE), Blow Molding Grade
Manufacturer Braskem
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Braskem GF4950 HDPE Blow Molding Polyethylene Copolymer.pdf
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Material Notes:
HDPE GF4950 is a high-density polyethylene copolymer with well balanced properties between impact and stiffness combined with high environmental stress cracking resistance and processability. It was developed for the blow-molding segment. Its applications include: bottles for cleaning products, food products, surface-active agents, and cosmetics; and blends for irrigation pipes.
Physical Properties Metric English Comments
Density 0.956 g/cc
0.0345 lb/in³
ASTM-D792
ESCR 100% Igepal® 70 hour

@Thickness 2.00 mm,
Temperature 50.0 °C
70 hour

@Thickness 0.0787 in,
Temperature 122 °F
0.3 mm notched-plaques; ASTM-D1693
ESCR 10% Igepal® 20 hour

@Thickness 2.00 mm,
Temperature 40.0 °C
20 hour

@Thickness 0.0787 in,
Temperature 104 °F
0.3 mm notched-plaques; ASTM-D1693
Melt Flow 0.36 g/10 min

@Load 2.16 kg,
Temperature 190 °C
0.36 g/10 min

@Load 4.76 lb,
Temperature 374 °F
ASTM-D1238
28 g/10 min

@Load 21.6 kg,
Temperature 190 °C
28 g/10 min

@Load 47.6 lb,
Temperature 374 °F
ASTM-D1238
Mechanical Properties Metric English Comments
Tensile Strength at Break 30.0 MPa
4350 psi
ASTM-D638
Flexural Modulus, 1% Secant 1350 MPa
196000 psi
ASTM D790
Izod Impact, Notched 1.50 J/cm
2.81 ft-lb/in
ASTM-D256
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 75.0 °C
167 °F
ASTM-D648
Processing Properties Metric English Comments
Feed Temperature 180 °C
356 °F
Rear Barrel Temperature 190 °C
374 °F
Middle Barrel Temperature 185 °C
365 °F
Front Barrel Temperature 180 °C
356 °F
Die Temperature 185 °C
365 °F
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