型号 | 70#(kg/m3) | 沥青的分类 | 道路沥青 |
规格 | 40//50、60/70、80/100 | 针入度 | -1.8---+1.0(mm) |
延度 | 15、25、45(cm) | 软化点 | 45-49(℃) |
闪点 | 260(℃) |
沥青指标 | ||||||
item | index | test method | ||||
针入度penetration(25℃、5s、100g)(0.1mm) | 40-50 | 60-70 | 80-100 | astm d5 | ||
针入度指数penetration ration pi | max | –1.8~﹢1.0 | –1.8~﹢1.0 | –1.8~﹢1.0 | astm d5 | |
软化点softening point(r﹠b)(℃) | min | 49 | 46 | 45 | astm d36 | |
动力粘度60℃ dynamic viscosity(pa.s) | min | 200 | 180 | 160 | astm d2171 | |
延度10℃ ductility (cm) | min | 15 | 25 | 45 | astm d113 | |
延度15℃ ductility(cm) | min | 100 | 100 | 100 | astm d113 | |
蜡含量wax content(distillation method)(%) | max | 2.0 | 2.0 | 2.0 | din-52015 | |
闪点flash point (℃) | min | 260 | 260 | 260 | astm d92 | |
溶解度solubility in trichloroethylene(%) | min | 99.5 | 99.5 | 99.5 | astm d2042 | |
after tfot(or rtfot) | 质量损失loss of weight(%) | max | ±0.8 | ±0.8 | ±0.8 | astm d1754 |
残留针入度比residual penetration ratio(%) | min | 63 | 61 | 57 | astm d5/d1754 | |
残留延度residual ductility(10℃) cm | min | 4 | 6 | 8 | astm d113 | |
our specificly requirement
pp bag. it"s consist from 3 layers. first layer |
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first layer - smelting with bitumen when hot bitumen placed inside |