| About |
|---|
| HCL7120 is a kind of appending 20%~30% biological base plastic environmental PLA/PMMA resin.HCL7120 has excellent mechanical properties and super heat stability.HCL7120 is mainly used in ornament & housing of small appliance,etc.&& |
| Product Description | |
|---|---|
| Supplier | KumhoSunny |
| Generic | PLA+PMMA |
| Material Status | Commercial: Active |
| Features | Renewable resources,Heat Stabilized,HB |
| Availabilitys | Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 | g/cm³ | ASTM D792 |
| Melt Flow Rate | ASTM D1238 | ||
| 220℃，10.0kg | 5.6 | g/10min | ASTM D1238 |
| 240℃，5.0kg | 5.6 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD | 0.40 to 0.60 | % | ASTM D955 |
| Biomass content | 20 to 30 | % | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 52.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 12 | % | ASTM D638 |
| Bending modulus | 2210 | MPa | ASTM D790 |
| bending strength | 75.0 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 3.2mm | 690 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 98.0 | ℃ | ASTM D648 |
| Vicat Softening Temp | 115 | ℃ | ASTM D1525 2 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+15 | ohms | IEC 60093 |
| Volume resistivity | > 1.0E+15 | ohms·cm | IEC 60093 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.60 mm | HB | UL 94 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| CSA File No. | LS 66457 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 80 to 90 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel rear temperature | 190 to 200 | °C | |
| Barrel middle temperature | 210 to 220 | °C | |
| Barrel front temperature | 220 to 230 | °C | |
| Nozzle temperature | 215 to 225 | °C | |
| Processing (melt) temperature | 220 to 230 | °C | |
| Mold temperature | 60 to 80 | °C | |
| Back pressure | 1.00 to 5.00 | MPa | |
| Screw speed | 30 to 60 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Rate B (120°C/h) |
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