myTechnical Documents
Lupoy® GP1000LG is a transparent polycarbonate grade by LG Chem.
Details
Product Type
Applications
Industry
Producer
Advantages
- high performance
- low glass transition temperature
- high flow
Other Applications
IT/OA, electrical and electronic housings & components
Technical data
| Quantity | Value | Unit | Comment |
|---|---|---|---|
| Appearance Properties | |||
| Appearance | Transparent | ||
| Physical Properties | |||
| MFI | 32 | g/10min | 300°C/ 1.2 kg , ASTM D1238 |
| Shrinkage | 0.4 - 0.6 | % | ASTM D955, Flow, 3.2 mm |
| Specific Gravity | 1.21 | ASTM D792 | |
| Humidity | <0.02 | % | |
| Thermal Properties | |||
| Heat Deflection temperature | 105 | ºC | Unannealed, 6.4 mm, 4.6 kg, ASTM D648, Under Load (HDT) |
| Dry Time | 180 - 300 | min | |
| Flameability | UL 94, 1.5 mm, 3.0 mm | ||
| Mechanical Properties | |||
| Flexural modulus-MD | 2647.8 | MPa | Stiffness, ASTM D790, 3.2 mm, 10 mm/min |
| Flexural strength | 117.6 | MPa | ASTM D790, 3.2 mm, 10 mm/min |
| Tensile elongation | >50 | % | at Break, 3.2 mm, 50 mm/min, ASTM D638 |
| Tensile Stress at yield-MD | 72.5 | MPa | |
| Optical Properties | |||
| Transparency | 89 | % | ASTM D1003 |
| Process Properties | |||
| Drying Temperature | 75 - 85 | ºC | |
| Middle Barrel Temperature | 235 - 255 | ºC | |
| Mold Temperature | 50 - 80 | ºC | |