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沥青渗透等级10/20表示标准测试中的渗透值在10至20的范围内。沥青10/20是用作铺路级沥青的坚硬渗透等级的沥青，适用于道路施工和修整，也适用于沥青路面的生产。
该等级的沥青主要用于基础和耐磨层的热混合沥青的生产。这种沥青渗透等级是一种标准沥青，通常用作铺路等级沥青，对筑路和生产具有优异性能的沥青路面至关重要，一旦结合骨料并为沥青产生独特的内聚力和稳定性，这一点就非常重要。 混合。
Bitumen 10/20 Specifications
| No. | Analysis | Unit | Limit | Test Method |
|---|---|---|---|---|
| 1 | Density@25 ̊ C | Kg/m³ | 1010-1060 | ASTM D70 or D3289 |
| 2 | Penetration@25 ̊ C | Mm/10 | 10-20 | ASTM D5 |
| 3 | Softening point | ̊ C | 120 | ASTM D36 |
| 4 | Ductility@25 ̊ C | Cm | 3 Min. | ASTM D113 |
| 5 | Loss on heating | Wt% | 0.2 Max. | ASTM D6 |
| 6 | Drop in penetration after heating | % | 20 Max. | ASTM D5 and D6 |
| 7 | Flash point | ̊ C | 225 Min. | ASTM D92 |
| 8 | Solubility in Trichloroethylene | Wt% | 99.0 Min. | ASTM D4 |
| 9 | Spot test | - | Negative | AASHOT102 |
Usage: The main common usage of bitumen 10/20 is being used in the manufacturing of hot mix asphalt for bases and wearing courses.it allows for a thinner pavement design by its high viscosity which uses up to 30% less asphalt than traditional one.
杰伊•基米亚沥青公司（Jey Kimia Bitumen Company）是伊朗各种沥青等级的最可靠的制造商和供应商之一，凭借20多年在国内外市场上生产和供应沥青的经验。
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