| About |
|---|
| Improved Flowability, Low Volatile, Acetal&& |
| Product Description | |
|---|---|
| Supplier | EnCom |
| Generic | Copolymer Polyformaldehyde |
| Material Status | Commercial: Active |
| Features | Good liquidity,Low odor,Copolymer |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.41 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 27 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD：3.2 mm | 2.0 | % | ASTM D955 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2900 | MPa | ASTM D638 |
| tensile strength | |||
| yield | 64.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 9.0 | % | ASTM D638 |
| Bending modulus | 2600 | MPa | ASTM D790 |
| bending strength | 90.0 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 110 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 156 | ℃ | |
| 1.8 MPa, unannealed | 105 | ℃ |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 0.80 mm | HB | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 82 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel rear temperature | 171 to 193 | °C | |
| Barrel middle temperature | 182 to 204 | °C | |
| Barrel front temperature | 193 to 216 | °C | |
| Nozzle temperature | 193 to 216 | °C | |
| Processing (melt) temperature | 193 to 216 | °C | |
| Mold temperature | 71 to 99 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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