Polymethyl Methacrylate (PMMA) SX-304
Product Overview
Polymethyl Methacrylate (PMMA) SX-304 is a high-quality transparent thermoplastic offering exceptional optical clarity and light transmission properties. This versatile material serves as an excellent lightweight and shatter-resistant alternative to glass in numerous applications.
Chemical Formula: (C₅O₂H₈)ₙ | CAS No.: 9011-14-7
| Properties | Unit | Value | Standard |
|---|---|---|---|
| Refractive index | - | 1.49 | ISO489 |
| Transmittance | % | 93 | ISO13468-1 |
| Haze | % | 0.3 | ISO-14782 |
| Coefficient of linear thermal expansion | 1/°C | 7×10⁻⁵ | ISO11359-2 |
| Vicat Softening temperature (VST) | °C | 107 | ISO306 |
| Load heat distortion temperature (1.82Mpa) | °C | 100 | ISO75-2 |
| Melt flow index (MFI) 230°C/3.8kg | g/10min | 2.2 | ISO 1133 |
| Tensile strength | MPa | 76 | ISO 527-2 |
| Tensile rate | % | 6 | ISO 527-2 |
| Bending strength | MPa | 140 | ISO 178 |
| Flexural modulus | MPa | 3300 | ISO 178 |
| Charpy impact strength (with notch) | KJ/m² | 1.4 | ISO 179-1 |
| Rockwell hardness | - | 101 | ISO 2039-2 |
| Surface resistivity | Ω | >10¹⁶ | IEC 60093 |
| Volume resistivity | Ωcm | >10¹⁴ | IEC 60093 |
| Dielectric coefficient of resistance | Ω | >10¹⁵ | IEC 60167 |
| Dielectric strength | Kv/mm | 20 | IEC 60243-1 |
| Dielectric constant | - | 3.5 | IEC 60250 |
| Density | g/cm³ | 1.19 | ISO 1183 |
| Molding shrinkage | % | 0.2-0.6 | ISO 294-4 |
| Water absorption | % | 0.3 | ISO 62 |
| Flame retardant | - | HB | UL 94 |
Applications
Optical Applications: Lenses, light guides, optical displays, and precision optical components
Automotive Industry: Light covers, instrument panels, headlight lenses, and interior trim
Construction: Windows, skylights, architectural glazing, and outdoor signage
Medical Devices: Medical equipment housings, incubators, and laboratory equipment
Consumer Products: Aquariums, furniture components, household items, and decorative elements
Key Properties
Excellent optical clarity and light transmission
Good weather resistance and UV stability
High surface hardness and scratch resistance
Good electrical insulation properties
Easily fabricated and thermoformed
Lightweight alternative to glass
Packaging and Storage
Packaging Options
25kg bags with protective lining
Custom packaging available upon request
Storage Recommendations
Store in dry conditions away from direct sunlight
Protect from dust and moisture
Maintain stable temperature conditions
Avoid exposure to organic solvents
Manufacturer
Double Elephant
Request Quote
For detailed specifications, pricing, and availability of Polymethyl Methacrylate (PMMA) SX-304, please contact our sales team.
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