Gilsonite analysis
Iran Gilsonite analysis and specification is variable depend on mine and location of the Gilsonite Zone. Normally if you explore from core of Gilsonite mine there is less impurity in gilsonite but when you take from beside of mine there are too much impurity and soil including the mineral bitumen and it should be separated before pulverizing to powder. The impurities will effect to quality and specification of goods and damage properties of Gilsonite.Analyze of Gilsonite
| NO. | Test (wt%) | Test method | Test result |
| 1 | Ash content | ASTM- D3174 | 1~15% |
| 2 | Moisture content | ASTM- D3174 | 1% |
| 3 | Solubility in CS2 | ASTM-D4 | 85~98 |
| 4 | Volatile matler 900C/min | ASTM 3175 | 44 |
| 5 | C | Element Analyzer | 54 |
| 6 | H | Element Analyzer | 6.5 |
| 7 | N | ASTM-D3228 | 0.68 |
| 8 | S | IP242 | 4+2 |
| 9 | O | Element Analyzer | 5.1 |
| 10 | Softening point | ————– | 180-230 |
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