Goyenchem-GPPS20 汎用ポリスチレン

説明

Characteristics
  1. Optical Grade
  2. Low Residual Monomer
  3. Good Heat Resistance
  4. Mold Dimension Stability
  5. Excellent Transparency
  6. Easy Processing
  7. Good water resistance
  8. Extensive Application 
  
PRODUCT GRADE
IZOD
MI
APPLICATION
Goyenchem-GPPS20
1.6
1.9
Diffuser of LCD monitor’s back light module
Physical Property
PROPERTY
ASTM METHOD
UNITS
TEST CONDITIONS
Goyenchem-GPPS20
Melt Flow Index
D1238
g/10min
200℃, 5 kg load
1.9
Izod Impact Strength
D256
kg-cm/cm
23℃,A method,notched
1/4”×1/2”×5/2”
1.6
Tensile Strength at Yield
D638
kg/cm2
23℃,1/8” Sample
560
Elongation at Break
D638
%
23℃,1/8” Sample
2.0
Flexural Yield
D790
kgf/cm2
1 kg load, 3mm Thick (120℃/hr)
850
Flexural Modulus
D790
kgf/cm2
1 kg load, 3mm Thick (120℃/hr)
39000
Vicat Softening Temperature
D1525
1 kg load, 3mm Thick (120℃/hr)
108
Heat Distortion Temperature
D648
Unannealed, 1/2 in, 18.56kg/cm2 load pressure
95
Residual SM monomer
_
ppm
_
150
Haze
%
2.8mm thick
0.35
Rockwell Hardness
D785
R-Scale
23℃
124
Specific Gravity
D792
_
_
1.05

Molding Condition

PROPERTY
UNITS
Goyenchem-GPPS20
Cylinder Temperature
160-300
Injection Pressure
kgf/cm2
500-1400
Mold Temperature
35-65