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Westlake Plastics TPX® Polymethylpentene

Category Polymer , Thermoplastic , Polymethylpentene (PMP) , Polymethylpentene, Molded
Manufacturer Westlake Plastics
Trade Name TPX®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Westlake Plastics TPX® Polymethylpentene.pdf
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Material Notes:
TPX is a lightweight, high temperature polyolefin with exceptional acoustical and electrical properties. TPX has low moisture absorption and excellent chemical resistance. It is often used for applications requiring low distortion of sound waves including sonar covers, speaker ones, and ultrasonic transducer heads. TPX is also used for electrical insulating applications requiring high dielectric strength and low dielectric constant. TPX® is a trade name of Mitsui Plastics Inc. Information provided by Westlake Plastics.
Physical Properties Metric English Comments
Density 0.840 g/cc
0.0303 lb/in³
ASTM D792
Water Absorption 0.010 %
0.010 %
ASTM D570; 24 hrs.
Mechanical Properties Metric English Comments
Hardness, Rockwell R 85
85
ASTM D7852
Tensile Strength at Break 15.9 MPa
2300 psi
ASTM D638
Elongation at Break 120 %
120 %
ASTM D638
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 82.2 °C
180 °F
ASTM D648
Optical Properties Metric English Comments
Haze 2.0 %
2.0 %
ASTM D1746
Transmission, Visible 91 %
91 %
ASTM D1746
Electrical Properties Metric English Comments
Dielectric Constant 2.12

@Frequency 60 Hz
2.12

@Frequency 60 Hz
ASTM D150
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