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Cellulose Acetate Disk
Cellulose Acetate Disk is a versatile, transparent thermoplastic form of cellulose modified with acetyl groups, offering excellent optical clarity, dimensional stability, and resistance to moisture and many chemicals. Its machinability into precise circular shapes makes it suitable for applications requiring consistent geometry and optical performance. Industries such as biotechnology, microscopy, and optics rely on cellulose acetate disks for sample supports, membrane substrates, and optical calibration tools. Specific uses include acting as growth and resynthesis substrates for microorganisms and lichens, serving as stable carriers for histological sample preparation, and functioning as optically stable supports in liquid crystal and polarizing devices. In research, cellulose acetate disks provide a controlled, inert platform for studying cell behavior, photonic interactions, and biofilm formation. Their adaptability, biocompatibility, and stability under processing conditions make them indispensable in scientific experimentation and high-precision industrial optical technologies.
Formula: CA
Thickness: 0.1mm
Diameter: 10mm
Category: Green Production
Type: Biodegradable
Colour: Clear
CAS Number: 9004-35-7
UOM Code: 765-975-82
Legacy Code: AC311100
Distributor Code: GF76597582
Thickness: 0.1mm
Diameter: 10mm
Category: Green Production
Type: Biodegradable
Colour: Clear
CAS Number: 9004-35-7
UOM Code: 765-975-82
Legacy Code: AC311100
Distributor Code: GF76597582
SKU: 1000001853
Product Code: AC31-FM-000100
Tolerances
Disk
| Thickness | ±20% |
|---|
Tolerances
Disk
| Thickness | ±20% |
|---|
$235.00
each
No Minimum order
Free technical support
*Free delivery worldwide
Material Properties for Polymers
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Poor |
| Acids - dilute | Good-Poor |
| Alcohols | Fair-Poor |
| Alkalis | Poor |
| Aromatic hydrocarbons | Good-Poor |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good-Poor |
| Halogens | Poor |
| Ketones | Poor |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1MHz | ~5 |
| Dissipation factor @ 1kHz | 0.06 |
| Dielectric strength( kV mm⁻¹ ) | 11 |
| Volume resistivity( Ohmcm ) | 5 x 10¹² |
Physical Properties
| Element | Value |
|---|---|
| Flammability | HB |
| Radiation resistance | Fair |
| Refractive index | 1.49 |
| Resistance to Ultra-violet | Fair |
| Limiting oxygen index( % ) | 19 |
| Water absorption - over 24 hours( % ) | 1.9-7 |
| Density( gcm⁻³ ) | 1.3 |
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Rockwell | 34-125 |
| Tensile modulus( GPa ) | 01-Apr |
| Izod impact strength( J m⁻¹ ) | 100-450 |
| Abrasive resistance - ASTM D1044( mg/1000 cycles ) | 65 |
| Tensile strength( MPa ) | 12-110 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 0.45MPa( C ) | 52-105 |
| Heat-deflection temperature - 1.8MPa( C ) | 48-86 |
| Lower working temperature( C ) | -20 |
| Upper working temperature( C ) | 55-95 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 1200-1900 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.16-0.36@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 80-180 |
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