Molding Properties
· Drying temperature : —
· Drying time : —
· Injection forming cylinder temperature : 200~300°C
· Injection molding tool temperature : 10~60°C
· Injection molding pressure : 703~1410kgf/cm2
· Compression molding temperature : 149~232°C
· Compression molding pressure : 0.35~0.56kgf/cm2
· Molding shrinkage rate : 2.0~6.0%
· Specific gravity : 0.941~0.965density
JIS : K6911,K7122
A.S.T.M : D792
Mechanical Characteristics
· Tensile strength : 218~387kgf/cm2
JIS : K6911,K7113
A.S.T.M : D638
· Tensile elongation : 20~130%
· Compressive strength : 190~253kgf/cm2
JIS : K7208
· Flexure strength : —
JIS : K7203
· Izot impact strength : 2.7~110kgf/cm2
JIS : K7110,K7111
· Rockwell hardness : D60~70
JIS : K7202
A.S.T.M : D785
Thermal Characteristic
· Heat resistance temperature (continuous) : 121°C
· Deflection temperature under load
a) Bending stress18.6kgf/cm2 : 43.1~54.2°C
b) Bending stress 4.6kgf/cm2 : 59.8~88°C
JIS : K7206,K7207
A.S.T.M : D648
Polyethylene
Polyethylene Medium Density ( MDPE )
Polyethylene High Density ( LDPE)
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