| About |
|---|
| ACRYLITE® Resist ZK5BR polymer is an amorphous, impact-modified thermoplastic molding and extrusion compound based on polymethyl methacrylate (PMMA). Typical properties of ACRYLITE® Resist acrylic polymers are: high weather resistance high light transmission improved resistance to stress cracking good melt flow rate easy to color The special properties of ACRYLITE® Resist ZK5BR polymer are: medium impact/break resistance and strength brilliant optical clarity low melt flow rate high heat resistance AMECA listed Application: Used for injection molded parts.&& |
| Product Description | |
|---|---|
| Supplier | ROHM |
| Generic | PMMA |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Weather resistance is good,Good Clarity,Low liquidity,High impact resistance,Optical performance,High Heat Resistance,Good coloring,Amorphous |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.18 | g/cm³ | ASTM D792 |
| Apparent density | 0.71 | g/cm³ | ASTM D1895 |
| Melt Flow Rate | |||
| 230℃，3.80kg | 3.4 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD | 0.40 to 0.70 | % | ASTM D955 |
| Water absorption rate | |||
| balance | < 0.30 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ASTM D256 | ||
| 0℃，6.4mm | 27 | J/m | ASTM D256 |
| 23℃，6.4mm | 43 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, annealed, 6.35 mm | 98.9 | ℃ | ASTM D648 |
| Vicat Softening Temp | 103 | ℃ | ASTM D1525 |
| Linear coefficient of thermal expansion | |||
| MD：0~100℃ | 7.2E-5 | 1/℃ | ASTM D696 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Transmittance | |||
| 3200 µm | > 90.0 | % | ASTM D1003 |
| Haze | |||
| 3200 µm | < 2.0 | % | ASTM D1003 |
| Yellowness index | |||
| 3.20 mm | 0.30 | YI | ASTM D1925 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2480 | MPa | ASTM D638 |
| tensile strength | 62.1 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 30 | % | ASTM D638 |
| yield | 5.0 | % | ASTM D638 |
| Bending modulus | 2280 | MPa | ASTM D790 |
| bending strength | 88.9 | MPa | ASTM D790 |
| Rockwell hardness | |||
| M-level | 70 | ASTM D785 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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