Polystrene Impact Grade

Polystyrene Impact Grade
PS 耐衝級
Property
物性
Test Methodbr
測試方式
Unit
單位
Value
數值
Melt Flow Index
熔融指數
ASTM D-1238   230oC x 2.16kg g/10min 5.5
Tensile Strength at Yield
拉力降伏強度
ASTM D-638     23oC kg/cm2 280
Tensile Strength at Break
拉力斷裂強度
ASTM D-638     23oC % 36
Flexural Modulus
彎曲模數
ASTM D-790A     23oC kg/cm2  21000
Hardness
硬度
ASTM D-785     23oC R-Scale 75
Izod Impact Strength
衝擊強度
ASTM D-256     23oC kg-cm/cm 7
Melting Point
熔點
ASTM D-648 at 4.6kg/cm
Unannealed1/4"
oC 93
Molding Shrinkage
縮收率
FCFC     23oC %  0.6
Specific Gravity
比重
ASTM D-792    23oC/23oC   1.05

Typical properties can be subject to change without further notice

Polystyrene High Impact
PS 高耐衝級
Property
物性
Test Methodbr
測試方式
Unit
單位
Value
數值
Melt Flow Index
熔融指數
ASTM D-1238   230oC x 2.16kg g/10min 9
Tensile Strength at Yield
拉力降伏強度
ASTM D-638     23oC kg/cm2 210
Tensile Strength at Break
拉力斷裂強度
ASTM D-638     23oC % 45
Flexural Modulus
彎曲模數
ASTM D-790A     23oC kg/cm2  22000
Hardness
硬度
ASTM D-785     23oC R-Scale 70
Izod Impact Strength
衝擊強度
ASTM D-256     23oC kg-cm/cm 6
Melting Point
熔點
ASTM D-648 at 4.6kg/cm
Unannealed1/4"
oC 92
Molding Shrinkage
縮收率
FCFC     23oC %  0.5
Specific Gravity
比重
ASTM D-792    23oC/23oC   1.05

Typical properties can be subject to change without further notice