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Grade: Semi-conducting
Composition: FKM carbon black filled
Form: Ball/Sphere
Material: Hexafluoropropylene (HFP)
Commodity: Polymers
Diameter: 3.18mm
Type: Precision Sphere
Sphericity: 40µm
Color: Black

Semi-conducting PVDF-HFP Balls

Semi-Conducting PVDF-HFP Balls are precision components made from polyvinylidene fluoride-co-hexafluoropropylene (PVDF-HFP), a fluoropolymer recognized for its strong chemical resistance, thermal stability, and dielectric properties. Modified to impart semi-conductivity, these balls combine durability and inertness with controlled electrical behavior, making them suitable for advanced functional applications. Industries including electronics, aerospace, and chemical processing employ semi-conducting PVDF-HFP balls for charge dissipation, stability in corrosive environments, and integration into electrochemical devices. Specific applications include use as electrostatic discharge control elements, bearings in chemically aggressive systems, and functional components in battery and capacitor assemblies. In research, they support studies of tunable polymer conductivity, polymer–electrolyte interactions, and hybrid electroactive devices. By merging chemical resilience, semi-conductive performance, and mechanical toughness, semi-conducting PVDF-HFP balls provide versatile utility across industrial engineering and scientific innovation.
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Tolerances

Ball/Sphere
Diameter Standard ±5%
Diameter Precision See Item

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Good-Fair
Acids - dilute Good
Alcohols Good-Fair
Alkalis Good-Fair
Aromatic hydrocarbons Good-Fair
Greases and Oils Good-Fair
Halogenated Hydrocarbons Good-Fair
Halogens Good
Ketones Poor
Physical Properties
Element Value
Flammability Self Extinguishing
Radiation resistance Poor
Resistance to Ultra-violet Excellent
Density( gcm⁻³ ) 2
Mechanical Properties
Element Value
Hardness - Rockwell Shore A75
Compression set after 24 hr at 175C( % ) 43
Elongation at break( % ) 200
Tensile strength( MPa ) 9
Tear strength( N mm⁻¹ ) 10
Thermal Properties
Element Value
Lower working temperature( C ) 40
Upper working temperature( C ) 220-300
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.3@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 160

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