Description
Material Notes:
Amorphous Cellulose Acetate Propionate (CAP)Characteristics: Strength, Hardness, Stiffness, Weatherability and Dimensional StabilityApplications: Brush Handles, Safety Glasses, Optical Products and ContainersProcessing: Injection Molding (Melt Temperature: 445°F, Mold Temperature: 135°F)Data supplied by Albis Plastics Corporation.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.20 g/cc | 0.0434 lb/in³ | ASTM D792 |
| Water Absorption | 1.5 % | 1.5 % | (24 hr); ASTM D570 |
| Linear Mold Shrinkage | 0.0020 – 0.0060 cm/cm | 0.0020 – 0.0060 in/in | ASTM D955 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength at Break | 34.5 MPa | 5000 psi | ASTM D638 |
| Tensile Strength, Yield | 29.0 MPa | 4210 psi | ASTM D638 |
| Flexural Yield Strength | 39.3 MPa | 5700 psi | ASTM D790 |
| Flexural Modulus | 1.17 GPa | 170 ksi | ASTM D790 |
| Izod Impact, Notched | 3.52 J/cm | 6.59 ft-lb/in | ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Deflection Temperature at 1.8 MPa (264 psi) | 75.0 °C | 167 °F | ASTM D648 |
| Vicat Softening Point | 96.0 °C | 205 °F | ASTM D1525 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Melt Temperature | 229 °C | 444 °F | Injection |
| Mold Temperature | 57.0 °C | 135 °F |
