Verified Company
Shanghai Roadphalt Asphalt Technology Co., Ltd.
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Mixture colored Asphalt for road construction
1. Temperature of aggregate is controlled at 170°C-190°C, and heating temperature of asphalt is at 160°C-175°C.
2.Our company can send engineers to assist successful completion of the construction project, and the quality of project is ensured.
Working drawing of colored asphalt pavement
Preparation temperature and construction temperature of mixture
Mixing | Construction | |||
Temperature of stone | Temperature of colored asphalt particle | Mixing temperature | Initial rolling | Final rolling |
180°C-190°C | room temperature | 165°C-175°C | Above 145°C | Above 110°C |
* Mixing time lasts over 60 seconds. | ||||
Comparison of characteristic index for a series of products of decolored asphalt
Characteristic index | Unit | Epoxy decolored asphalt(RPT-E) | Modified decolored asphalt(RPT-A) | Base decolored asphalt(RPT-B) | Colored asphalt particle(RPT-P) |
Penetration, 25°C | Dmm | 40-60 | 50-70 | 60-80 | - |
softening point(ring and ball) | °C | >60 | >5 | >46 | >80 |
Ductility, 15°C | cm | >100 | >100 | >100 | - |
Mass loss | %m | <1 | <1 | <2 | <0.5 |
Marshall stability | kn | >6.5 | >6.5 | - | |
Marshall residual stability | % | >75 | >75 | >75 | - |
Dynamic stable degree | Time /mm | >6000 | >1000 | >200 | >3000 |
Type of package | - | In bulk (tank car transport) | In bulk (tank car transport) | In bulk or 200kg/barrel | 25kg/bag |
Note: the above characteristic index should be adjusted in different area.
Roadphalt Pigment of colored asphalt
No. | Type | Composition | Cost | Range of selective color |
|
1 | red | ferric oxide | lower | Subject to actual example | |
2 | green | chrome oxide | higher | Subject to actual example | |
3 | yellow | chrome oxide | higher | Subject to actual example | |
4 | blue | cobalt oxide | higher | Subject to actual example | |
5 | brown | composite ferric oxide | lower | Subject to actual example | |
6 | dark brown | composite pigment | normal | Subject to actual example | |
7 | white | zirconia oxide | highest | Subject to actual example |