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Formula: PPS
Form: Washer
Material: Polyphenylene sulfide (PPS)
Commodity: Polymers
The PPS Washer is part of Goodfellow's extensive range of bolt products, with 27 variations available. Made from polyphenylene sulfide (PPS), these washers offer excellent chemical resistance and dimensional stability under load. They are ideally suited to applications where resistance to hydrocarbons, acids, alkalis, and solvents is required. With options for a broad range of dimensions, the PPS Washer provides versatile fastening solutions for the chemical processing, oil and gas, and automotive industries.
Tolerances
Washer
| Size | See item |
|---|
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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PPS Film Formula: PPS
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Length 1: 100mm
Length 2: 100mm
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Molybdenum Washer Formula: Mo
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PVDF Nut Formula: PVDF
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Yttria-stabilized Zirconia Washer Formula: ZrO₂/Y₂O₃
Thickness: 1.2mm
Outside Diameter: 11.79
Inside Diameter: 4.790
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PVDF Washer Formula: PVDF
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