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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PMMA IG-840 LX MMA KOREA
LGMMA®
Car taillights,Car dashboard,Car lamp lens,Home appliance doors and windows
heat-resisting,mechanical strength,Naimo
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Plastic Datasheets
| Basic Performance | Test Condition | Test Method | LX MMA KOREA/IG-840 |
|---|---|---|---|
| Water absorption rate | 24h | ASTM D-570 | 0.3 % |
| thermal performance | Test Condition | Test Method | LX MMA KOREA/IG-840 |
|---|---|---|---|
| Burning rate | 1/8",1/16" | UL 94 | HB |
| Coefficient of sponge expansion | ASTM D-696 | 6×10 cm/cm/°C | |
| heat conduction | ASTM D-177 | 5×10 cal/seccm·°C/cm | |
| Hot deformation temperature | 18.56kg | ASTM D-648 | 96 °C |
| specific heat | 0.35 cal/g/°C | ||
| Vicat softening temperature | 1kg | ASTM D-1525 | 100 °C |
| mechanical properties | Test Condition | Test Method | LX MMA KOREA/IG-840 |
|---|---|---|---|
| Bending modulus | ASTM D-790 | 33.000 kg/cm | |
| bending strength | ASTM D-790 | 1.220 kg/cm | |
| Elongation at Break | ASTM D-638 | 3.5 % | |
| Impact strength of cantilever beam gap | Izod Notched | ASTM D-256 | 1.6 kg·cm/cm |
| melt mass-flow rate | 230°C,3.8kg | ASTM D-1238 | 5.8 g/10min |
| Rockwell hardness | M-Scale | ASTM D-785 | 93 |
| Shrinkage rate | ASTM D995-51 | 0.2-0.6 % | |
| tensile strength | ASTM D-638 | 710 kg/cm |
| Electrical performance | Test Condition | Test Method | LX MMA KOREA/IG-840 |
|---|---|---|---|
| Dielectric constant | 60Hz | ASTM D-150 | 4 |
| Dielectric strength | 4KV/S | ASTM D-149 | 20 KV/mm |
| Dissipation factor | 60Hz | ASTM D-150 | 0.05 |
| Volume resistivity | ASTM D-257 | >15 Ω.m |
| Physical properties | Test Condition | Test Method | LX MMA KOREA/IG-840 |
|---|---|---|---|
| reflectivity | ASTM D-542 | 1.49 | |
| transparency | 3.2mm | ASTM D-1003 | 93 % |