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General Polyethylene, low density (PE-LD)

General Polyethylene, high density (PE-HD)

Chemical composition
Electrical
Dielectric constant, εr

Dielectric constant

2.20—2.30 [-]

Dielectric constant

2.30—2.50 [-]

Electrical resistivity, ρel

Electrical resistivity

1E+15 Ω·m

Electrical resistivity

1E+15 Ω·m

General information
Density, ρ

Density

0.92—0.92 g/cm³

Density

0.94—0.96 g/cm³

Mechanical
Impact strength, Charpy unnotched, Iunnot

Impact strength, Charpy unnotched

-

no break

Impact strength, Charpy unnotched

10.00 kJ/m²

no break

Impact strength, Charpy notched, Ivnot

Impact strength, Charpy notched

-

Impact strength, Charpy notched

6.00—50.00 kJ/m²

Elongation, A

Elongation

100.00—1000 %

Elongation

100.00—1000 %

Max allowed stress, σmax

Max allowed stress

6.00—17.00 MPa

at 15-25% strain

Max allowed stress

14.00—32.00 MPa

at 8-12% strain

Elastic modulus, E

Elastic modulus

0.20—0.40 GPa

Elastic modulus

0.60—1.40 GPa

Optical
Transparency

Transparency

no

Transparency

no

Thermal
Flammability

Flammability

HB

UL 94

Flammability

HB

UL 94

Coefficient of thermal expansion, α

Coefficient of thermal expansion

2.3E-4—2.5E-4 1/K

Coefficient of thermal expansion

1.2E-4—2E-4 1/K

Max service temperature, long, Tmaxlong

Max service temperature, long

60.00—75.00 °C

Max service temperature, long

70.00—80.00 °C

Max service temperature, short, Tmaxshort

Max service temperature, short

80.00—90.00 °C

Max service temperature, short

90.00—120.00 °C

Melting point, Tm

Melting point

105—120 °C

Melting point

126—135 °C

Specific heat capacity, cp

Specific heat capacity

2100—2500 J/(kg·K)

Specific heat capacity

2100—2700 J/(kg·K)

Thermal conductivity, λ

Thermal conductivity

0.32—0.40 W/(m·K)

Thermal conductivity

0.38—0.51 W/(m·K)

Technological properties
Application areas
Films for packaging, agricultural films, carrying bags, heavy-duty sacks, wine bottle closures
Fuel tanks, bottle cases, trash cans, gasoline canisters, beer crates, pipes, syringe plungers
Fillers
-
Glass fibre, carbon powder
Processing methods
Injection molding, blow molding, extrusion, compression molding, thermoforming, coating
Injection molding, blow molding, extrusion, compression molding
Please note: All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.