LG Chemical HP PMMA
| Category | Polymer , Thermoplastic , Acrylic (PMMA) , Acrylic, General Purpose, Molded |
| Manufacturer | LG Chemical |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | LG Chemical HP PMMA.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Information Provided by LG Chem
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.18 g/cc | 1.18 g/cc | ASTM D792 |
| Water Absorption | 0.30 % | 0.30 % | 24 hours; ASTM D570 |
| Linear Mold Shrinkage | 0.0020 - 0.0060 cm/cm | 0.0020 - 0.0060 in/in | ASTM D955 |
| Melt Index of Compound | 6.0 g/10 min @Load 3.80 kg, Temperature 230 °C |
6.0 g/10 min @Load 8.38 lb, Temperature 446 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 97 | 97 | ASTM D785 |
| Tensile Strength at Break | 70.0 MPa | 10200 psi | ASTM D638 |
| Elongation at Break | 9.0 % | 9.0 % | ASTM D638 |
| Flexural Strength | 107 MPa | 15500 psi | ASTM D790 |
| Flexural Modulus | 3.304 GPa | 479.2 ksi | ASTM D790 |
| Izod Impact, Notched | 0.137 J/cm | 0.257 ft-lb/in | ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 60.0 µm/m-°C @Temperature 20.0 °C |
33.3 µin/in-°F @Temperature 68.0 °F |
ASTM D696 |
| Deflection Temperature at 1.8 MPa (264 psi) | 102 °C | 216 °F | ASTM D648 |
| Vicat Softening Point | 112 °C | 234 °F | 1 kg; ASTM D1525 |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.49 | 1.49 | ASTM D542 |
| Haze | 0.50 % @Thickness 3.20 mm |
0.50 % @Thickness 0.126 in |
ASTM D1003 |
| Transmission, Visible | 93 % @Thickness 3.20 mm |
93 % @Thickness 0.126 in |
ASTM D1003 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | >= 1.00e+15 ohm-cm | >= 1.00e+15 ohm-cm | ASTM D257 |
| Dielectric Constant | 4.0 @Frequency 60 Hz |
4.0 @Frequency 60 Hz |
ASTM D150 |
| Dielectric Strength | 20.0 kV/mm | 508 kV/in | 4kV/s; ASTM D149 |
| Dissipation Factor | 0.050 @Frequency 60 Hz |
0.050 @Frequency 60 Hz |
ASTM D150 |
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