长期供应巴斯夫ASA 778T 高耐候，户外用，耐热 ASA中知**号，性能好。
原料技术数据
Luran® S 778 T | ASA | Styrolution
注塑级增强的韧性和耐热性。特别适用于汽车外部部件（如散热器格栅，后端贴花板和镜面外壳）
|
Rheological properties
|
Value
|
Unit
|
Test Standard
|
|
CAMPUS/ISO Data
|
|
Melt volume-flow rate (MVR)
|
5
|
cm³/10min
|
ISO 1133
|
|
Temperature
|
220
|
°C
|
ISO 1133
|
|
Load
|
10
|
kg
|
ISO 1133
|
|
Molding shrinkage (parallel)
|
0.5
|
%
|
ISO 294-4, 2577
|
|
Molding shrinkage (normal)
|
0.9
|
%
|
ISO 294-4, 2577
|
|
Mechanical properties
|
Value
|
Unit
|
Test Standard
|
|
CAMPUS/ISO Data
|
|
Tensile Modulus
|
2500
|
MPa
|
ISO 527-1/-2
|
|
Yield stress
|
54
|
MPa
|
ISO 527-1/-2
|
|
Yield strain
|
3.4
|
%
|
ISO 527-1/-2
|
|
Nominal strain at break
|
8
|
%
|
ISO 527-1/-2
|
|
Tensile creep modulus (1000h)
|
1250
|
MPa
|
ISO 899-1
|
|
Charpy impact strength (+23°C)
|
250
|
kJ/m²
|
ISO 179/1eU
|
|
Charpy impact strength (-30°C)
|
90
|
kJ/m²
|
ISO 179/1eU
|
|
Charpy notched impact strength (+23°C)
|
15
|
kJ/m²
|
ISO 179/1eA
|
|
Charpy notched impact strength (-30°C)
|
4
|
kJ/m²
|
ISO 179/1eA
|
|
Thermal properties
|
Value
|
Unit
|
Test Standard
|
|
CAMPUS/ISO Data
|
|
Temp. of deflection under load (1.80 MPa)
|
103
|
°C
|
ISO 75-1/-2
|
|
Temp. of deflection under load (0.45 MPa)
|
106
|
°C
|
ISO 75-1/-2
|
|
Vicat softening temperature (50°C/h 50N)
|
104
|
°C
|
ISO 306
|
|
Coeff. of linear therm. expansion (parallel)
|
95
|
E-6/K
|
ISO 11359-1/-2
|
|
Burning Behav. at 1.5 mm nom. thickn.
|
HB
|
class
|
IEC 60695-11-10
|
|
Thickness tested
|
1.6
|
mm
|
IEC 60695-11-10
|
|
UL recognition
|
UL
|
-
|
-
|
|
Burning Behav. at thickness h
|
HB
|
class
|
IEC 60695-11-10
|
|
Thickness tested
|
0.8
|
mm
|
IEC 60695-11-10
|
|
UL recognition
|
UL
|
-
|
-
|
|
Oxygen index
|
19
|
%
|
ISO 4589-1/-2
|
|
Electrical properties
|
Value
|
Unit
|
Test Standard
|
|
CAMPUS/ISO Data
|
|
Relative permittivity (100Hz)
|
3.9
|
-
|
IEC 60250
|
|
Relative permittivity (1MHz)
|
3.5
|
-
|
IEC 60250
|
|
Dissipation factor (100Hz)
|
90
|
E-4
|
IEC 60250
|
|
Dissipation factor (1MHz)
|
330
|
E-4
|
IEC 60250
|
|
Volume resistivity
|
1E12
|
Ohm*m
|
IEC 60093
|
|
Surface resistivity
|
1E13
|
Ohm
|
IEC 60093
|
|
Electric strength
|
35
|
kV/mm
|
IEC 60243-1
|
|
Comparative tracking index
|
600
|
-
|
IEC 60112
|
|
Other properties
|
Value
|
Unit
|
Test Standard
|
|
CAMPUS/ISO Data
|
|
Water absorption
|
1.65
|
%
|
Sim. to ISO 62
|
|
Humidity absorption
|
0.35
|
%
|
Sim. to ISO 62
|
|
Density
|
1070
|
kg/m³
|
ISO 1183
|
|
Rheological calculation properties
|
Value
|
Unit
|
Test Standard
|
|
CAMPUS/ISO Data
|
|
Thermal conductivity of melt
|
0.16
|
W/(m K)
|
-
|
|
Spec. heat capacity melt
|
2000
|
J/(kg K)
|
-
|
|
Ejection temperature
|
95
|
°C
|
-
|
|
Test specimen production
|
Value
|
Unit
|
Test Standard
|
|
CAMPUS/ISO Data
|
|
Injection Molding, melt temperature
|
250
|
°C
|
ISO 294
|
|
Injection Molding, mold temperature
|
60
|
°C
|
ISO 10724
|
|
Injection Molding, injection velocity
|
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