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SCG Chemicals EL-Pro™ P640J Polypropylene Injection Molding
Categories:
Polymer
;
Thermoplastic
;
Polypropylene (PP)
;
Polypropylene, Molded
Material Notes:
Key Characteristics:
Good flowability
High stiffness
High impact strength
Recommended Applications:
High impact electrical appliance parts, automotive and motorcycle parts such as fan stand, washing tub
Information provided by SCG Chemicals
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Physical Properties
Original Value
Comments
Specific Gravity
0.910
g/cc
ASTM D1505
Linear Mold Shrinkage, Flow
0.0125
cm/cm
@Thickness 2.00 mm
TPE Method
Linear Mold Shrinkage, Transverse
0.0109
cm/cm
@Thickness 2.00 mm
TPE Method
Melt Flow
10
g/10 min
@Load 2.16 kg,
Temperature 230 °C
ASTM D1238
Mechanical Properties
Original Value
Comments
Hardness, Rockwell R
70
ASTM D785
Tensile Strength at Break
20.0
MPa
ASTM D638
Tensile Strength, Yield
280
kg(f)/cm²
ASTM D638
Elongation at Break
300 %
ASTM D638
Flexural Modulus
12000
kg(f)/cm²
ASTM D790
Izod Impact, Notched
4.00
kg-cm/cm
@Temperature -20.0 °C
ASTM D256
5.00
kg-cm/cm
@Temperature 0.000 °C
ASTM D256
10.0
kg-cm/cm
@Temperature 23.0 °C
ASTM D256
Thermal Properties
Original Value
Comments
Melting Point
163
°C
ASTM D2117
Deflection Temperature at 0.46 MPa (66 psi)
105
°C
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)
55.0
°C
ASTM D648
Vicat Softening Point
150
°C
ASTM D1525
Brittleness Temperature
-20.0
°C
ASTM D746
Flammability, UL94
HB
Optical Properties
Original Value
Comments
Haze
80 %
@Thickness 1.00 mm
ASTM D1003
Gloss
30 %
@Thickness 1.00 mm
ASTM D2457
Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's
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