| About |
|---|
| Product Description | |
|---|---|
| Generic | SMMA |
| Material Status | Commercial: Active |
| Features | Flame Characteristics |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.15 | g/cm³ | ISO 1183 |
| Melt Flow Rate | 7.9 | g/10min | ISO 1133 |
| Shrinkage rate | 0.2-0.6 | % | ASTM D955 |
| Water absorption rate | |||
| 24 hr | 0.18 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 87 | ISO 2039-2 | |
| Tensile modulus | 2900 | MPa | ISO 527-2/1 |
| tensile strength | |||
| fracture | 65 | MPa | ISO 527-2/5 |
| Tensile strain | |||
| fracture | 5.2 | % | ISO 527-2/5 |
| Bending modulus | 3200 | MPa | ISO 178 |
| bending strength | 105 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | 1.3 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.80 MPa, unannealed | 99 | ℃ | ISO 75-2/A |
| Vicat Softening Temp | |||
| B50 | 102 | ℃ | ISO 306 |
| Linear coefficient of thermal expansion | 6.0E-5 | cm/cm/°C | ASTM D696 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flammability level | |||
| 1.5 mm | HB | IEC 60695-11-10, -20 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Refractive index | 1.530 | ISO 489 | |
| Transmittance | |||
| 3200 µm | 91.0 | % | ISO 13468-1 |
| 150000 µm | 87.5 | % | ISO 13468-1 |
| Haze | |||
| 3200 µm | ＜0.500 | % | ISO 14782 |
| 150000 µm | 2.50 | % | ISO 14782 |
| Process Conditions | |||
|---|---|---|---|
| injection molding | Nominal value | Unit | Test method |
| drying temperature | ＜80 | ℃ | |
| Drying time | 3.0 – 4.0 | ||
| Temperature at the rear of the barrel | 210-240 | ℃ | |
| Temperature in the middle of the barrel | 210-240 | ℃ | |
| Front temperature of material barrel | 210-240 | ℃ | |
| Processing melt temperature | 210-240 | ℃ | |
| Mold temperature | 50-70 | ℃ | |
| Notes |
|---|
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