SGF4950 is a high-density polyethylene copolymer, designed for the blow-molding segment. It exhibits a well-balanced combination of impact strength, stiffness, and environmental stress cracking resistance, while ensuring excellent processability. This grade contains a minimum biobased carbon content of 96%, determined according to ASTM D6866.

Polymer Name: High Density Polyethylene (HDPE)

Processing Methods: Blow Molding, Compression Molding, Extrusion, Extrusion Blow Molding (EBM), Profile Extrusion, Tubing Extrusion

Melt Flow Index: 28.0 - 28.0 g/10 min

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Properties

Typical Properties
ValueUnitsTest Method / Conditions
C14 Contentmin. 95%ASTM D 6866
Control Properties
ValueUnitsTest Method / Conditions
Melt Flow Rate (at 190°C, 2.16kg)0.34g/10 minASTM D1238
Density0.956g/cm³ASTM D792
Typical Properties - Plaque Properties
ValueUnitsTest Method / Conditions
Melt Flow Rate (at 190°C, 21.6kg)28g/10 minASTM D 1238
Tensile Strength (at Yield) ᵃ30MPaASTM D 638
Tensile Strength (at Break) ᵃ30MPaASTM D 638
Flexural Modulus (1% Secant) ᵇ1250MPaASTM D 790
Tensile Impact Strength (at 23°C)110kJ/m²ISO 8256
Environmental Stress Cracking Resistance (Notch 0.3 mm, 50°C, 10% Igepal CO630) ᵃ30h/F50ASTM D 1693
Deflection Temperature Under Load (at 0.455 MPa) ᵇ70°CASTM D 648
Vicat Softening Temperature (at 10 N) ᵇ127°CASTM D 1525
Note

Typical properties correspond to average values obtained in our laboratories. Test specimens prepared from compression molded sheet made according to ASTM D 4703. Thickness of test piece: a) 2 mm; b) 3 mm.

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