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National standard medium temperature asphalt
Indicator requirements:
Softening point: 80-90 ℃
Ash content: ≤ 0.3%
Coking value: ≥ 50%
Volatility: 58-62%
Insoluble substances in toluene: 15-25%
Quinoline insoluble substances: 4-10%.
Indicator requirements:
Softening point: 80-90 ℃
Ash content: ≤ 0.3%
Coking value: ≥ 50%
Volatility: 58-62%
Insoluble substances in toluene: 15-25%
Quinoline insoluble substances: 4-10%.
