商品描述
valox ™ resin shf4960
valox超高流量级,30%玻璃填充阻燃,高cti、热稳定和脱模。
typicalproperties (1)mechanicalvalueunitstandard
tensile stress, yield, 5 mm/min110mpaiso 527
tensile stress, break, 5 mm/min110mpaiso 527
tensile strain, yield, 5 mm/min1.8%iso 527
tensile strain, break, 5 mm/min1.8%iso 527
tensile modulus, 1 mm/min10000mpaiso 527
flexural stress, yield, 2 mm/min165mpaiso 178
flexural modulus, 2 mm/min8500mpaiso 178
impactvalueunitstandard
izod impact, unnotched 80*10*4 -30°c36kj/m2iso 180/1u
izod impact, notched 80*10*4 +23°c7kj/m2iso 180/1a
izod impact, notched 80*10*4 -30°c7kj/m2iso 180/1a
charpy 23°c, v-notch edgew 80*10*4 sp=62mm7kj/m2iso 179/1ea
thermalvalueunitstandard
cte, -40°c to 40°c, flow2.5e-051/°ciso 11359-2
cte, -40°c to 40°c, xflow1.2e-041/°ciso 11359-2
vicat softening temp, rate b/50185°ciso 306
vicat softening temp, rate b/120195°ciso 306
hdt/af, 1.8 mpa flatw 80*10*4 sp=64mm195°ciso 75/af
physicalvalueunitstandard
density1.64g/cm3iso 1183
water absorption, (23°c/sat)0.25%iso 62
moisture absorption (23°c / 50% rh)0.07%iso 62
melt volume rate, mvr at 250°c/2.16 kg6cm3/10 miniso 1133
melt viscosity, 250°c, 1500 sec-192pa-siso 11443
electricalvalueunitstandard
volume resistivity>1.e+15ohm-cmiec 60093
surface resistivity, roa>1.e+12ohmiec 60093
dielectric strength, in oil, 0.8 mm35kv/mmiec 60243-1
dielectric strength, in oil, 1.6 mm24.5kv/mmiec 60243-1
dielectric strength, in oil, 3.2 mm17.8kv/mmiec 60243-1
comparative tracking index275viec 60112
flamecharacteristicsvalueunitstandard
ul compliant, 94v-0 flame class rating (3)(4)0.8mmul 94 bysabic-ip
oxygen index (loi)32%iso 4589
source gmd, last updated:2006/12/21processing
parameterinjectionmoldingvalueunitdrying temperature110 -120°cdrying time2 - 4hrsmaximum moisture content0.02%melttemperature250 - 270°cnozzle temperature240 - 260°cfront - zone 3temperature245 - 265°cmiddle - zone 2 temperature240 - 255°crear -zone 1 temperature230 - 245°chopper temperature40 - 60°cmoldtemperature40 - 100°c
产品物性表：
广丰全PBT 沙特创新（原GE）VX4930 加30%玻纤添加成核剂低密度