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Braskem GM8250T HDPE High Density Extrusion Polyethylene

Category Polymer , Thermoplastic , Polyethylene (PE) , HDPE , High Density Polyethylene (HDPE), Pipe 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 GM8250T HDPE High Density Extrusion Polyethylene.pdf
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Material Notes:
GM8250T is a high-density polyethylene specially developed for the manufacturing of corrugated pipes. It has high molar mass and shows excellent tenacity, high stiffness, good impact resistance, and good resistance to stress cracking, as well as a high resistance to oxidative degradation. Its applications include corrugated pipes for energy and telecom cables protection and for drainage of roads and sports fields.
Physical Properties Metric English Comments
Density 0.955 g/cc
0.0345 lb/in³
ASTM-D792
ESCR 100% Igepal® 530 hour

@Thickness 2.00 mm,
Temperature 50.0 °C
530 hour

@Thickness 0.0787 in,
Temperature 122 °F
0.3 mm notched-plaques; ASTM-D1693
Oxidative Induction Time (OIT) >= 40 min

@Temperature 200 °C
>= 40 min

@Temperature 392 °F
ASTM-D3895
Melt Flow 8.0 g/10 min

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

@Load 47.6 lb,
Temperature 374 °F
ASTM-D1238
Mechanical Properties Metric English Comments
Hardness, Shore D 63
63
ASTM-D2240
Tensile Strength at Break 38.0 MPa
5510 psi
ASTM-D638
Tensile Strength, Yield 27.0 MPa
3920 psi
ASTM-D638
Elongation at Break 850 %
850 %
ASTM-D638
Elongation at Yield 8.2 %
8.2 %
ASTM-D638
Flexural Modulus, 1% Secant 1320 MPa
191000 psi
ASTM-D790
Izod Impact, Notched 3.45 J/cm
6.46 ft-lb/in
ASTM-D256
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 74.0 °C
165 °F
ASTM-D648
Vicat Softening Point 128 °C

@Load 1.02 kg
262 °F

@Load 2.25 lb
ASTM-D1525
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