TYPICAL DATA OF TRIBS® ML687 GRADE
| PROPERTY | UNIT | ASTM METHOD | TYPICAL DATA |
|---|---|---|---|
| Physical | |||
| Specific Gravity | - | D792 | 1.05 |
| Melt Flow Rate (220℃, 10kg) | g/10min | D1238 | 42 |
| MECHANICAL | |||
| Tensile Strength at yield | kgf/㎠ | D638 | 450 |
| Tensile Elongation at break | % | D638 | 40 |
| Flexural Strength at yield | kgf/㎠ | D790 | 650 |
| Flexural Modulus | kgf/㎠ | D790 | 24,000 |
| Izod Impact Strength, notched, 23℃ (1/8”) | kgf∙㎝/㎝ | D256 | 8 |
| Rockwell Hardness | R scale | D785 | 109 |
| THERMAL | |||
| HDT, 18.6 ㎏f/㎠ | ℃ | D648 | 87 |
| ELECTRICAL | |||
| OTHERS | |||
| Mold Shrinkage (3mm thickness) | % | D955 | 0.5 ~ 0.7 |
※The figures listed in this table are typical values obtained under the standard test methods and may not be applicable for products that are under different application condition.
PROCESSING GUIDE FOR TRIBS® ML687 GRADE
General processing conditions for TRIBS® ML687 are shown below.
Drying prior to processing is essential to ensure desired appearance and property performance.
| SPECIFICATION | UNIT | CONDITIONS |
|---|---|---|
| Drying Temperature | ℃ | 75~85 |
| Drying Time | hr | 3~4 |
| Moisture Content, Max | % | 0.02 |
| Melt Temperature | ℃ | 220~240 |
| Nozzle Temperature | ℃ | 220~240 |
| Front Temperature | ℃ | 220~240 |
| Middle Temperature | ℃ | 220~240 |
| Rear Temperature | ℃ | 190~220 |
| Mold Temperature | ℃ | 30~50 |
| Back Pressure | MPa | 0.0~0.1 |
| Screw Speed | rpm | 10~50 |
| Vent Depth | mm | 0.02~0.08 |