| About |
|---|
| Polycasa Acryl is the trade name for thermoplastic moulding compounds from Polycasa. Polycasa Acryl is a highly transparent, amorphous thermoplastic based on polymethylmethacrylate (PMMA), whilst Polycasa Acryl KR products are high-impact modified products with a range of melt viscosities. CHARACTERISTICS Available in many transparent and opaque shades. Excellent transparency and brilliance. Unsurpassed resistance to ageing. High surface hardness. Scratch resistance. Good recyclability. High optical quality. Glass-clear appearance. Good outdoor performance. Meets all current European food contact legislation and can be used in contact with foodstuffs. APPLICATIONS Automotive. Building. Lighting. Food. Signs. Electrical. Sanitary. Marine. Medical.&& |
| Product Description | |
|---|---|
| Generic | PMMA |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,Good Clarity,Good surface appearance,Renewable resources,Good Hardness,Optical performance,Food contact compliance,High scratch resistance,Amorphous |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.19 | g/cm³ | ISO 1183 |
| Apparent density | 0.67 | g/cm³ | DIN 53466 |
| Melt Volume Rate | |||
| 230℃，3.8 kg | 11.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | 0.30 to 0.50 | % | |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 50% RH | 0.30 | % | |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| water vapor permeability | 0.90 | g/m²/24 hr | DIN 53122 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 2.0 | kJ/m² | ISO 179/1e |
| Charpy Unnotch Impact strength | |||
| 23℃ | 20 | kJ/m² | ISO 179/1eU |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 80.0 | ℃ | ISO 75-2/Af |
| Vicat Softening Temp | |||
| B50 | 90.0 | ℃ | ISO 306 |
| Linear coefficient of thermal expansion | |||
| MD：23~80℃ | 7.0E-5 | 1/℃ | DIN 53752 |
| specific heat | 1500 | J/kg/℃ | IEC 1006 |
| Thermal conductivity coefficient | 0.18 | W/m/K | DIN 52612 |
| Maximum operating temperature | |||
| short cycle operation | 80 | ℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+14 | ohms | IEC 60093 |
| Volume resistivity | 1.0E+15 | ohms·cm | IEC 60093 |
| Dielectric strength | 60 | kV/mm | IEC 60243-1 |
| Dielectric constant | IEC 60250 | ||
| 100 Hz | 3.20 | IEC 60250 | |
| 1 MHz | 2.90 | IEC 60250 | |
| Dissipation factor | IEC 60250 | ||
| 100 Hz | 0.040 | IEC 60250 | |
| 1 MHz | 0.030 | IEC 60250 | |
| Compared to the leakage tracing index | |||
| Solution B | 600 | V | IEC 60112 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Refractive index | 1.492 | ISO 489 | |
| Transmittance | |||
| 3000 µm | 92.0 | % | DIN 5036-3 |
| Haze | < 1.0 | % | DIN 5036-3 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Ball hardness | |||
| H 961/30 | 186 | MPa | ISO 2039-1 |
| Tensile modulus | 3100 | MPa | ISO 527-2 |
| tensile strength | |||
| fracture | 55.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 3.0 | % | ISO 527-2 |
| bending strength | 105 | MPa | ISO 178 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Processing (melt) temperature | 200 to 240 | °C | |
| Mold temperature | 50 to 70 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. K20/P50 |
| 【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials. |