產品性能Product performance：

牌號Brand： SBS1301-1(YH-791H)

外觀Appearance：白色或淺色，不含機械雜質及油污（目測）white or light color, no mechanical impurities and oil (visual)

S/B比S/B ratio：30/70

結合苯乙烯含量,%質量分數Combined with styrene content,% mass fraction：28.0-32.0

充油率Oil content(%)：0

揮發份，%質量分數Volatile fraction,% mass fraction (≤%)   ：1

灰份Total ash(≤%)：0.20

300%定伸應力300% fixed extension stress (≥MPa)：2.0

拉伸強度Tensile strenth(≥MPa)：18.0

扯斷伸長率Elongation(≥%)：700

扯斷永久變形Permanent deformation(≤%)：40

邵氏A硬度Hardness shore(A）：≥68

熔體質量流動速率Melt flow rate(g/10min)：0.01-0.50

主要應用領域Major End Use：瀝青改性Bitumen modification。

供應情況Supply situation：主要用于瀝青改性，道路施工、防水卷材等，一般需求量較大。每年5月-10月是需求旺季。為了緩解夏季供應不足，多數供應商和使用單位在11月-2月進行冬儲。少量有現貨供應，量大需預定。The utility model is mainly used for asphalt modification, road construction, waterproof coiled material and so on. May -10 months is the peak season demand. In order to ease the supply shortage in summer, the majority of suppliers and the use of units in November -2 months for winter storage. A small number of spot supply, the amount of large reservations.