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Formula: PS
Form: Disk
Material: Polystyrene (PS)
CAS Number: 9003-53-6
Commodity: Polymers
Structure:
Biaxially Oriented
The PS Disk is available in 71 variations with different dimensions and properties to suit different applications. Made from polystyrene, these lightweight plastic disks are known for their electrical insulation and impact resistance. Their applications include spacers, washers, and bushings in electrical and mechanical systems. The wide variety of sizes and grades we offer allows you to select the optimal PS Disk for your specific application with ease.
Tolerances
Disk
| Thickness | ±20% |
|---|
Material Properties for Polymers
Physical Properties
| Element | Value |
|---|---|
| Abbe number | 30.8 |
| Flammability | HB |
| Radiation resistance | Good |
| Refractive index | 1.59-1.6 |
| Resistance to Ultra-violet | Poor |
| Limiting oxygen index( % ) | 19 |
| Water absorption - over 24 hours( % ) | 0.4 |
| Density( gcm⁻³ ) | 1.05 |
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Fair-Poor |
| Acids - dilute | Good-Fair |
| Alcohols | Good-Fair |
| Alkalis | Good-Fair |
| Aromatic hydrocarbons | Poor |
| Greases and Oils | Good-Poor |
| Halogenated Hydrocarbons | Poor |
| Halogens | Poor |
| Ketones | Poor |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1MHz | 2.4-3.1 |
| Dissipation factor @ 1kHz | 0.0002 |
| Dielectric strength( kV mm⁻¹ ) | 20 |
| Volume resistivity( Ohmcm ) | >10¹⁶ |
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Rockwell | M60-90 |
| Poisson's ratio | 0.35 |
| Elongation at break( % ) | 1.6 |
| Tensile modulus( GPa ) | 2.3-4.1 |
| Izod impact strength( J m⁻¹ ) | 19-24 |
| Tensile strength( MPa ) | 30-100 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 0.45MPa( C ) | 90 |
| Heat-deflection temperature - 1.8MPa( C ) | 80 |
| Upper working temperature( C ) | 50-95 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 1200 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.1-0.13@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 30-210 |
Other Customers Purchased
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PS Granules Formula: PS
Weight: 10g
Melt Flow Rate (MFR): 3.3g/10min
Colour: Natural
CAS Number: 9003-53-6
UOM Code: 343-033-62
eachStarting at $196.70
Discounts applied for volume purchases -
PS (Cross-linked) Film Formula: PS - X - Linked
Thickness: 6.4mm
Length 1: 150mm
Length 2: 150mm
CAS Number: 9003-53-6
UOM Code: 018-416-00
eachStarting at $78.52
Discounts applied for volume purchases -
PS Powder Formula: PS
Maximum Particle Size: 900µm
Weight: 2000g
Bulk Density: 0.6g/cm³
Type: Expandable Bead
Colour: White
CAS Number: 9003-53-6
UOM Code: 025-954-61
eachStarting at $208.52
Discounts applied for volume purchases -
PS (Conductive) Film Formula: High Impact Conductive Polystyrene
Thickness: 2mm
Length 1: 150mm
Length 2: 150mm
Type: Conductive polymer
Colour: Black
CAS Number: 9003-53-6
UOM Code: 070-708-35
eachStarting at $141.91
Discounts applied for volume purchases -
PS (Cross-linked) Rod Formula: PS - X - Linked
Diameter: 70mm
Length: 200mm
CAS Number: 9003-53-6
UOM Code: 001-474-06
eachStarting at $80.63
Discounts applied for volume purchases -
PS Film Formula: PS
Thickness: 0.125mm
Length 1: 150mm
Length 2: 150mm
Structure: Biaxially Oriented
Transparency: Transparent
Colour: Clear
CAS Number: 9003-53-6
UOM Code: 046-645-72
eachStarting at $171.93
Discounts applied for volume purchases
