| About |
|---|
| PLEXIGLAS® 8N is an amorphous thermoplastic molding compound (PMMA). Typical properties of PLEXIGLAS® molding compounds are: good flow high mechanical strength, surface hardness and abrasion resistance high light transmission very good weather resistance free colorability due to crystal clarity Special properties of PLEXIGLAS® 8N are: optimum mechanical properties maximum heat deflection temperature good flow / melt viscosity AMECA listing. Application: Used for injection molding optical and technical items. Examples: optical waveguides, luminaire covers, automotive lighting, instrument cluster covers, optical lenses, displays, etc.&& |
| Product Description | |
|---|---|
| Supplier | ROHM |
| Material Status | Commercial: Active |
| Features | Amorphous,Good coloring,Good Hardness,Good wear resistance,Weather resistance is good,Good Rigidity,Good liquidity,HB |
| Availabilitys | Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.19 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 230℃，3.8 kg | 3.00 | cm³/10min | ISO 1133 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| 1 mm/min | 3300 | MPa | ISO 527 |
| tensile strength | |||
| Fracture, 5 mm/min | 77.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| Fracture, 5 mm/min | 5.5 | % | ISO 527-2/5 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy impact strength | |||
| 23℃ | 20 | kJ/m² | ISO 179/1eU |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 103 | ℃ | ISO 75 |
| 1.8 MPa, unannealed | 98.0 | ℃ | ISO 75 |
| Glass transition temperature | 117 | ℃ | ISO 11357 |
| Vicat Softening Temp | |||
| B/50 | 108 | ℃ | ISO 306 |
| Linear coefficient of thermal expansion | |||
| MD：0~50℃ | 8.0E-5 | 1/°K | ISO 11359-2 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 1.5 mm | HB | class | UL 94 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Refractive index | |||
| 589nm/23°C | 1.490 | ISO 489 | |
| Transmittance | 92.0 | % | ISO 13468-2 |
| Haze | < 0.50 | % | ASTM D1003 |
| Process Conditions | |||
|---|---|---|---|
| Injection | Nominal value | Unit | Test method |
| Pre drying temperature | < 98 | °C | |
| Drying time | 2.0 to 3.0 | hr | |
| Processing (melt) temperature | 220 to 260 | °C | |
| Mold temperature | 60 to 90 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. D65 |
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