| About |
|---|
| HiFill® POM CO GF20 UV BK is an Acetal (POM) Copolymer product filled with 20% glass fiber. It can be processed by injection molding and is available in North America. Characteristics include: Flame Rated Chemically Coupled Copolymer UV Stabilized&& |
| Product Description | |
|---|---|
| Generic | Copolymer Polyformaldehyde |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,Chemical coupling,Copolymer,HB |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.53 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.80 | % | ASTM D955 |
| Water absorption rate | |||
| 24hr | 0.50 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃，3.2mm | 69 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 160 | ℃ | ASTM D648 |
| Linear coefficient of thermal expansion | |||
| MD | 4.0E-5 | 1/℃ | ASTM D696 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 1.50 mm | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| fracture | 110 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 2.0 | % | ASTM D638 |
| Bending modulus | 6550 | MPa | ASTM D790 |
| bending strength | 165 | MPa | ASTM D790 |
| Rockwell hardness | |||
| R-level | 82 | ASTM D785 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 71 | °C | |
| Drying time | 1.0 | hr | |
| Barrel rear temperature | 177 to 193 | °C | |
| Barrel middle temperature | 188 to 210 | °C | |
| Barrel front temperature | 182 to 199 | °C | |
| Nozzle temperature | 177 to 204 | °C | |
| Processing (melt) temperature | 193 to 216 | °C | |
| Mold temperature | 82 to 121 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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