| About |
|---|
| Plexiglas® Diffuse™ DR®-66151 is a thermoplastic acrylic resin sufficiently concentrated to be used in blend formulations via extrusion to tailor lens properties in the LED lighting market. It is characterized by its outstanding hiding performance and high impact resistance.&& |
| Product Description | |
|---|---|
| Supplier | ROHM |
| Generic | PMMA |
| Material Status | Commercial: Negative |
| Features | High impact resistance,HB |
| Availabilitys | North America |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 to 1.30 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 230℃，3.80kg | 1.5 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD | 0.20 to 0.60 | % | ASTM D955 |
| Water absorption rate | |||
| 24hr | 0.30 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 48 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 0.45 MPa, annealed | 102 | ℃ | ASTM D648 |
| 1.8 MPa, annealed | 94.0 | ℃ | ASTM D648 |
| Vicat Softening Temp | |||
| — | 107 | ℃ | ASTM D1525 3 |
| — | 100 | ℃ | ASTM D1525 4 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Transmittance | |||
| 2000 µm | 40.0 | % | ASTM D1003 |
| Haze | |||
| 2000 µm | > 100 | % | ASTM D1003 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| ASTM Classification | PMMA 0231T0V1 | ASTM D788 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 38 | ASTM D785 | |
| Tensile modulus | 1900 | MPa | ASTM D638 |
| tensile strength | |||
| fracture | 39.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 45 | % | ASTM D638 |
| Bending modulus | 1600 | MPa | ASTM D790 |
| bending strength | |||
| fracture | 59.0 | MPa | ASTM D790 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Annealing Cycle: 16 hours @ 90°C (194°F) |
| 3. Rate A (50°C/h), Loading 1 (10 N) |
| 4. Rate A (50°C/h), Loading 2 (50 N) |
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