For expressways and first-class highways: mineral powder with a particle size of less than 0.6mm should account for 100%, less than 0.15mm should account for 90%-100%, and less than 0.075mm should account for 75%-100%.
For other grades of roads: mineral powder with a particle size of less than 0.6mm should account for 100%, less than 0.15mm should account for 90%-100%, and less than 0.075mm should account for 70%-100%.
Recommended Equipment-MTW Trapezium Mill
Recommended Equipment-LM Grinding Vertical Roller Mill
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