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- LG Chemical EH910 PMMA, General Purpose Grade for Extrusion
LG Chemical EH910 PMMA, General Purpose Grade for Extrusion
| Category | Polymer , Thermoplastic , Acrylic (PMMA) , Acrylic, Extruded |
| Manufacturer | LG Chemical |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | LG Chemical EH910 PMMA, General Purpose Grade for Extrusion.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Excellent solvent resistanceHighest of all grades in heat resistance, mechanical strength, surface hardness and stress cracking resistanceFeatures: Excellent transparency and eleganceWeather resistance and chemical resistanceSurface hardness and coloring propertySuperior electrical resistance and mechanical propertiesNo harm causedApplications: Automotive Parts: Rear lamp coverTurn signal lamp coverIndoor lamp coverRear quarter glassAutomotive badgeElectric or Electronic Parts:LCD light guide plateMicrowave oven door/front panelCassette doorVCR cover/front panelCar stereo panelDial scaleLight pipeSheet:SignboardShowcaseLight domeAquariumPicture frameLighting and Miscellaneous:Solid surfaceLighting coverOrnamentsWatch crystalOptical lensPiano keyboardInformation 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 | 1.1 g/10 min @Load 3.80 kg, Temperature 230 °C |
1.1 g/10 min @Load 8.38 lb, Temperature 446 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 98 | 98 | ASTM D785 |
| Tensile Strength at Break | 75.0 MPa | 10900 psi | ASTM D638 |
| Elongation at Break | 20 % | 20 % | ASTM D638 |
| Flexural Strength | 142 MPa | 20600 psi | ASTM D790 |
| Flexural Modulus | 3.321 GPa | 481.7 ksi | ASTM D790 |
| Izod Impact, Notched | 0.147 J/cm | 0.275 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) | 103 °C | 217 °F | ASTM D648 |
| Vicat Softening Point | 113 °C | 235 °F | 1 kg; ASTM D1525 |
| Annealing Point | 80.0 - 90.0 °C | 176 - 194 °F | 3-5 hours |
| 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 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Processing Temperature | 240 - 270 °C | 464 - 518 °F | Injection molding cylinder temperature |
| Mold Temperature | 70.0 - 90.0 °C | 158 - 194 °F | |
| Drying Temperature | 80.0 - 90.0 °C | 176 - 194 °F | |
| Dry Time | 4 - 6 hour | 4 - 6 hour | |
| Injection Pressure | 78.45 - 147.1 MPa | 11380 - 21340 psi |
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