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Polymer
Alloy/GF : LGF 700
LGF 700 is the trade name of glass fiber reinforced
polymer alloys. Typical grade of LGF 700 is PBT/ABS
alloys. It shows good chemical temperature and
high mechanical properties
|
| AUTOMOTIVE |
Roof
Molding, Lamp Connector, Cowl vent Grille,
Speaker Frame, Glove Box Housing |
ELECTRICAL
/
ELECTRONICS |
Compressor
Terminal Board, Impeller, Electric Tool Housing,
Key Top |
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| ¢Ã PHYSICAL PROPERTIES |
PROPERTIES |
ASTM |
UNIT |
PBT/ABS/GF
20%
|
PBT/ABS/GF
30%
|
GRADE
NO. |
|
|
LGF
720
|
LGF
730
|
SPECIFIC
GRAVITY
|
D792 |
|
1.35 |
1.40 |
MELT
FLOW INDEX |
D1238
|
g/10min
|
- |
- |
IZOD
IMPACT STRENGTH
|
D256 |
Kg¡¤cm
/cm |
8.5 |
9.0 |
HEAT
DEFLECTION
TEMPERATURE
|
18.6Kg/§² |
D648 |
¡É |
160 |
170 |
4.6Kg/§²
|
D648 |
¡É |
200 |
215 |
TENSILE
STRENGTH
|
D638 |
Kg/§²
|
950 |
1,000 |
TENSILE
ELONGATION
|
D638 |
% |
4.0 |
3.5 |
FLEXURAL
STRENGTH
|
D790 |
Kg/§²
|
1,350 |
1,400 |
FLEXURAL
MODULUS
|
D790 |
Kg/§²
|
50,000 |
75,000 |
FLAMMABILITY
(UL-94)
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|
HB |
HB |
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¢Ã PROCESSING DATA (INJECTION MOLDING) |
SPECIFICATION
|
UNIT |
LGF
700 SERIES
|
DRYING
TEMPERATURE |
¡É
|
100
~ 120
|
DRYING
TIME
|
hrs |
3
~ 4
|
CYLINDER
TEMPERATURE |
REAR |
¡É |
225
~ 235
|
MIDDLE
|
230
~ 2345 |
FRONT |
240
~ 250 |
NOZZLE
TEMPERATURE |
¡É |
240
~ 250 |
MOLD
TEMPERATURE |
¡É |
60
~ 90 |
SCREW
SPEED
|
rpm |
40
~ 75 |
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