| About |
|---|
| DENKA Transparent Polymer TH-21 is a Methyl Methacrylate Butadiene Styrene (MMBS) product. It can be processed by injection molding and is available in Asia Pacific, Europe, or North America. Primary characteristic: flame rated.&& |
| Product Description | |
|---|---|
| Supplier | Denka |
| Material Status | Commercial: Active |
| Features | HB |
| Availabilitys | Asia Pacific,North America,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Melt Flow Rate | |||
| 200℃，49N | 3.1 | g/10min | ISO 1133 |
| 220℃，98N | 47 | g/10min | ISO 1133 |
| Density | 1085 | kg/m³ | ISO 1183 |
| Molding shrinkage | 0.4 | % | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile Strength | |||
| Yield yld, 50 mm/min | 51 | MPa | ISO 527-2 |
| Flexural Modulus | |||
| 2 mm/min | 2400 | MPa | ISO 178 |
| Flexural Strength | |||
| 2 mm/min | 72 | MPa | ISO 178 |
| Rockwell hardness | 39 | M Scale | ISO 2039-2 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | 11 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature HDT | |||
| 1.8 MPa | 65 | ℃ | ISO 75-1/-2 |
| Vicat Softening Temperature | 86 | ℃ | ISO 306/B |
| OPTICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Light Transmission | 91 | % | ISO 13468-1 |
| Haze | 2.4 | % | ISO 14782 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame Class Rating | HB | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| Injection Molding | Nominal value | Unit | Test method |
| Drying Temperature | 70-80 | ℃ | |
| Drying Time | 2-3 | hr | |
| Cylinder Temperature | 200-240 | ℃ | |
| Nozzle temperature | 220-240 | ℃ | |
| Mold Temperature | 40-70 | ℃ | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.079 in/min |
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