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Grade: MX002
Formula: PMP TPX®
Form: Filament
Material: Polymethylpentene (PMP, TPX™)
Commodity: Polymers
Diameter: 1.4mm
Color: Yellow
MX002 PMP Filament is one of Goodfellow's range of filaments, with 17 variations available. This polymethylpentene thermoplastic has excellent chemical resistance, low moisture absorption and high impact strength. Potential applications include food processing equipment, pharmaceutical packaging and chemical plant components. With a broad selection of sizes and grades, MX002 PMP TPX® meets demanding performance requirements across many industries.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Filament
Diameter ±20%
Length +5% / -1%

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Good-Fair
Acids - dilute Good
Alcohols Good
Alkalis Good
Aromatic hydrocarbons Fair-Poor
Greases and Oils Good-Fair
Halogenated Hydrocarbons Fair-Poor
Halogens Fair-Poor
Ketones Good-Fair
Electrical Properties
Element Value
Dielectric constant @1MHz 2.12
Dissipation factor @ 1kHz 0.0002
Volume resistivity( Ohmcm ) >10¹⁶
Physical Properties
Element Value
Flammability HB
Refractive index 1.463
Resistance to Ultra-violet Poor
Limiting oxygen index( % ) 17
Water absorption - over 24 hours( % ) 0.01
Density( gcm⁻³ ) 0.835
Mechanical Properties
Element Value
Hardness - Rockwell R85
Elongation at break( % ) 15
Tensile modulus( GPa ) 1.5
Izod impact strength( J m⁻¹ ) 49
Tensile strength( MPa ) 25.5
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 100
Heat-deflection temperature - 1.8MPa( C ) 40
Lower working temperature( C ) 20
Upper working temperature( C ) 75-115
Specific heat( J K⁻¹ kg⁻¹ ) 2000
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.17@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 117

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