Coal Tar Pitch | CAS 8052-42-4
- CAS NO.: 8052-42-4
- EINECS No.: 232-490-9
- Molecular Formula:
Product Information
- Product Name: Coal Tar Pitch
- Synonyms: ASPHALTUM;Asphalt;Bitumen;GILSONITE;asphalt(cut);asphalt,liquidmedium-curing;asphalt,liquidrapid-curing;asphalt,liquidslow-curing
- Appearance: black solid
- Packaging: One ton jumbo bags for solid pitch or as customers’ requirement
- Usage: Coal Tar Pitch is mainly used for binding agent for combing with calcined petroleum coke in pre-baked anodes. It can also be used to make coating, pitch coke, fuel, material of carbon black oil etc.
Specification:
High-Temperature Coal Tar Pitch(Modified Pitch)
| Parameters | Unit | Range | Test |
| Softening Point | ℃ | 105-120 | ASTM D 36/D36M--09 |
| Toluene Insoluble | % | 26-34 | ASTM D 4312-95a(2010) |
| Quinoline Insoluble | % | 6-12 | ASTM D2318-98(2008) |
| Fixed Carbon | % | 52-62 | ASTM D 4715-98(2008)el |
| Distillation 0-360℃ | % | 2-5 | ASTM D20-03（2009） |
| Ash Content | % | 0.3max | ASTM D 2415-98(2008) |
| Water Content | % | 1 max(solid) | ASTM D 95-05(2010) |
| 2 max (liquid) | |||
| Sulphur | % | 0.45-0.70 | ASTM D 4294-10 |
| Density@15℃ | g/cm³ | 1.20-1.34 | ASTM D70-09el |
| Viscosity@140℃ | cp | 3000-27000 | ASTM D 4402 |
| Viscosity@160℃ | cp | 1000-4500 | ASTM D 4402 |
| Viscosity@180℃ | cp | 200-750 | ASTM D 4402 |
| Sodium | ppm | 50-250 | ICP |
| Calcium | ppm | 20-180 | ICP |
| Silicon | ppm | 50-200 | ICP |
| Iron | 50-250 | ICP | |
| Mesophase | % | 1max | ASTM D 4616 |
| Note: The Specs can be adjusted according to customers’ requirement. | |||
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