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Formula: PPS
Form: Disk
Material: Polyphenylene sulfide (PPS)
Commodity: Polymers
Available in 60 variations, the PPS Disk is made from polyphenylene sulfide (PPS), an engineering thermoplastic known for its high temperature resistance, chemical resistance, dimensional stability and inherent flame retardancy. These disks have applications in the automotive, electrical and electronics industries where high heat performance is needed. They are commonly used as insulating supports and spacers in electrical devices, as well as part of assemblies in engine compartments. With our wide range of sizes and grades, the PPS Disk is a versatile high-temperature solution across many industries.
Tolerances
Disk
| Thickness | ±20% |
|---|
Material Properties for Polymers
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Poor |
| Acids - dilute | Fair |
Physical Properties
| Element | Value |
|---|---|
| Flammability | V0 |
| Water absorption - over 24 hours( % ) | 0.02 |
| Density( gcm⁻³ ) | 1.35 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 1.8MPa( C ) | 104 |
| Upper working temperature( C ) | 170 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.3 - |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 23/ - 4.0 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.3 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 23/ |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 4 |
Electrical Properties
| Element | Value |
|---|---|
| Surface resistivity( Ohm/sq ) | 1x10¹⁶ |
| Volume resistivity( Ohmcm ) | 1x10¹³ |
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