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　　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.