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Unplasticized PVC Disk

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Grade: Unplasticized Composition: UPVC Form: Disk Material: Polyvinyl Chloride (PVC) CAS Number: 9002-86-2 Commodity: Polymers
Unplasticized PVC Disk provides high rigidity, low flammability, and chemical inertness, making it an excellent engineering polymer for structural and insulating applications. Unlike plasticized PVC, this unmodified form offers superior dimensional stability and resistance to creep. Industries such as electrical engineering, construction, and chemical processing rely on unplasticized PVC disks for insulators, corrosion-resistant components, and precision-engineered parts. Specific applications include gaskets in chemical apparatus, electrical insulating spacers, and laboratory test disks for solvent resistance studies. In research, unplasticized PVC disks are examined for their mechanical response under load, resistance to hydrocarbon solvents, and performance in high-voltage insulation. Their unique balance of rigidity, chemical durability, and electrical stability ensures a vital role in energy, chemical, and structural technology development.
Starting at $148.00 each
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Material Properties

Chemical Resistance
Element Value
Acids - concentrated Good-Poor
Acids - dilute Good
Alcohols Good
Alkalis Good
Aromatic hydrocarbons Poor
Greases and Oils Good
Halogenated Hydrocarbons Fair-Poor
Halogens Fair
Ketones Poor
Electrical Properties
Element Value
Dielectric constant @1MHz 2.7-3.1
Dissipation factor @ 1kHz 0.025
Dielectric strength( kV mm⁻¹ ) 14
Volume resistivity( Ohmcm ) 10¹⁶
Physical Properties
Element Value
Flammability V0
Radiation resistance Fair
Refractive index 1.54
Resistance to Ultra-violet Good
Limiting oxygen index( % ) 42
Water absorption - over 24 hours( % ) 0.03-0.4
Density( gcm⁻³ ) 1.4
Mechanical Properties
Element Value
Hardness - Rockwell R106-120
Elongation at break( % ) 60
Tensile modulus( GPa ) 2.5-4
Izod impact strength( J m⁻¹ ) 20-1000
Tensile strength( MPa ) 25-70
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 70
Heat-deflection temperature - 1.8MPa( C ) 67
Lower working temperature( C ) -30
Upper working temperature( C ) 50-75
Specific heat( J K⁻¹ kg⁻¹ ) 1000-1500
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.12-0.25@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 75-100
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Available Configurations

Properties common to all products in this list

Grade: Unplasticized Composition: UPVC Form: Disc Material: Polyvinyl Chloride (PVC) CAS Number: 9002-86-2 Commodity: Polymers

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Tolerances

Disc
Thickness ±20%