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 HI121
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ABS : High Impact Grade  
Application
  Electrical/Electronic Product, Micellaneous Goods
Feature
  
LG high impact ABS HI-121 provides a wide range of selection from those ultra-high impact strength to general impact strength depending upon requirements of our customers.
Properties
  ALL  Metric  SI  British
 
Physical
Method
Condition
Unit
Value
Melt Index
ASTM D1238
200℃/5kg
g/10min
2.0
ASTM D1238
220℃/10kg
g/10min
21.0
ASTM D1238
230℃/3.8kg
g/10min
7.0
Specific Gravity
ASTM D792
23℃
-
1.04
Mold Shrinkage
ASTM D955
-
%
0.4~0.7

Mechanical
Method
Condition
Unit
Value
Tensile Strength at Yield
ASTM D638
50mm/min
Tensile Modulus
ASTM D638
50㎜/min
Elongation at Yield
ASTM D638
50mm/min
%
>5
Elongation at Break
ASTM D638
50mm/min
%
>10
Flexural Strength
ASTM D790
15㎜/min
Flexural Modulus
ASTM D790
15mm/min
IZOD Impact strength
ASTM D256
1/4″,23℃
ASTM D256
1/4″,-30℃
ASTM D256
1/8″,23℃
ASTM D256
1/8″,-30℃
Rockwell Hardness
ASTM D785
R-Scale
-
108

Electrical
Method
Condition
Unit
Value
HWI
UL 746A
PCLCode
-
3
HAI
UL 746A
PCLCode
-
1
CTI
UL746A
PCLCode
-
0
HVTR
 
PCLCode
-
2
Arc Resistance
ASTM D495
PCLCode
-
6

Thermal
Method
Condition
Unit
Value
Heat Deflection Temp
ASTM D648
1/4″,18.5kg/㎠(unannealed)
ASTM D648
1/4″,4.6kg/㎠(unannealed)
ASTM D648
1/4″,18.5kg/㎠(annealed)
ASTM D648
1/4″,4.6kg/㎠(annealed)
Vicat Softening Temp
ASTM D1525
5kg,50℃/hr

Flammability
Method
Condition
Unit
Value
Flammability
UL94
1/8"
class
HB
UL94
1/16"
Class
HB
IEC707
1/8"
㎜/min
FH3-34
1) The listed values should be used for referential purpose only.