asa   德国巴斯夫 778t
耐热级  
长期供应巴斯夫asa 778t 高耐候，户外用，耐热 asa中知名牌号，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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