TYPICAL DATA OF TRILFT® LF4650C20 GRADE
PROPERTY | UNIT | ASTM METHOD | TYPICAL DATA |
---|---|---|---|
Physical | |||
Specific Gravity | - | D792 | 1.17 |
MECHANICAL | |||
Tensile Strength at yield | kgf/㎠ | D638 | 1,950 |
Flexural Strength at yield | kgf/㎠ | D790 | 2,750 |
Flexural Modulus | kgf/㎠ | D790 | 110,000 |
Izod Impact Strength, notched, 23℃ (1/8”) | kgf∙㎝/㎝ | D256 | 13 |
THERMAL | |||
HDT, 4.6 ㎏f/㎠ | ℃ | 215 | |
ELECTRICAL | |||
OTHERS | |||
Mold Shrinkage (3mm thickness) | % | D955 | 0.1 |
※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 TRILFT® LF4650C20 GRADE
General processing conditions for TRILFT® LF4650C20 are shown below.
Drying prior to processing is essential to ensure desired appearance and property performance.
SPECIFICATION | UNIT | CONDITIONS |
---|---|---|
Drying Temperature | ℃ | 80 |
Drying Time | hr | 4~6 |
Moisture Content, Max | % | 0.02 |
Melt Temperature | ℃ | 240~270 |
Nozzle Temperature | ℃ | 240~270 |
Front Temperature | ℃ | 240~270 |
Middle Temperature | ℃ | 240~260 |
Rear Temperature | ℃ | 240~260 |
Mold Temperature | ℃ | 60~80 |
Back Pressure | MPa | <70 |
Screw Speed | rpm | <60 |
Injection Pressure | MPa | <70 |
Injection Speed | % | <60 |
Hold Pressure | MPa | <50 |
Injection Cushion | mm | 3~6 |