| About |
|---|
| Gravi-Tech™ GRV-UR-060-W-BLK is a Polyurethane product. It can be processed by injection molding and is available in North America. Applications of Gravi-Tech™ GRV-UR-060-W-BLK include industrial applications, medical/healthcare and sporting goods. Primary characteristic: non-toxic.&& |
| Product Description | |
|---|---|
| Supplier | Polyone |
| Generic | PUR |
| Material Status | Commercial: Active |
| Features | High density,Nontoxicity |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 5.99 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD | 0.60 to 0.90 | % | ASTM D955 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 14.3 | MPa | ASTM D412 |
| 100% strain | 14.0 | MPa | ASTM D412 |
| Tensile strain | |||
| Fracture, 23 ℃ | 200 | % | ASTM D412 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃，3.2mm | 390 | J/m | ASTM D256 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore D, 10 seconds | 50 | ASTM D2240 | |
| Bending modulus | 214 | MPa | ASTM D790 |
| bending strength | |||
| yield | 9.47 | MPa | ASTM D790 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 82 | °C | |
| Drying time | 2.0 to 3.0 | hr | |
| Recommended maximum moisture content | 0.010 to 0.030 | % | |
| Barrel rear temperature | 166 to 171 | °C | |
| Barrel middle temperature | 177 to 182 | °C | |
| Barrel front temperature | 182 to 188 | °C | |
| Nozzle temperature | 193 to 199 | °C | |
| Mold temperature | 16 to 60 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.50 in/min |
| 3. 20 in/min |
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