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Hạt nhựa SAN 320HW
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Đặc điểm nổi bật của hạt nhựa SAN 350HW
Technical Data Sheet
Features: Super high strength, High heat resistance
Applications: Disposable lighter, Electric fan, Electronic parts
|
Physical |
Test Method |
Value |
|
Density |
ASTM D792 |
1.07 g/cm3 |
|
Melt Flow Index (230℃, 3.8kg) (200℃, 5.0kg) |
ASTM D1238 ASTM D1238 |
6.0 g/10min 1.4 g/10min |
|
Mold Shrinkage |
ASTM D955 |
0.2∼0.6 % |
|
Water absorption |
ASTM D570 |
0.3 % |
|
|
|
|
|
Mechanical |
Test Method |
Value |
|
Tensile Strength |
ASTM D638 |
810 kg/cm2 (11,502) (psi) |
|
Elongation |
ASTM D638 |
4.5 % |
|
Flexural Strength |
ASTM D790 |
1,100 kg/cm2 (15,620) (psi) |
|
Flexural Modulus |
ASTM D790 |
35,900 kg/cm2 (509,780) (psi) |
|
Izod Impact Strength(3.2mm) |
ASTM D256 |
1.5 kgcm/cm (0.28) (ft·lb/in) |
|
Rockwell Hardness(M scale) |
ASTM D785 |
86 |
|
|
|
|
|
Thermal |
Test Method |
Value |
|
Heat Deflection
Temperature(18.6kgf/cm2 ) |
ASTM D648 |
94 ℃ (201) (℉) |
|
Vicat Softening
Temperature(1kg, 50℃/h) |
ASTM D1525 |
109 ℃ (228) (℉) |
|
|
|
|
|
Flammability |
Test Method |
Value |
|
Flame Rating - UL (1.6mm) |
UL 94 |
HB |
Processing guide
|
Injection Guide |
Unit |
Value |
|
Nozzle |
℃ |
190~220 |
|
Front |
℃ |
190~210 |
|
Middle |
℃ |
180~200 |
|
Rear |
℃ |
170~190 |
|
Hopper Throat |
℃ |
45 |
|
Mold |
℃ |
40~70 |
|
|
|
|
|
Drying |
Unit |
Value |
|
Temperature |
℃ |
75~85 |
|
Time |
hr |
2~4 |
