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Classification of Aggregates Raw Materials

author:dahua time:2018-07-26

The aggregates row materials are natural stones, which are mainly consist of three kinds of rocks: sedimentary rock, igneous rock and metamorphic rock.

 

Sedimentary rock: limestone, sandstone;

Igneous rock: andesite, granite, diabase, tuff, and basalt;

Metamorphic rock: quartzite, gneiss, and marble.

 

gravel particle size

 

Gravel

5-1 gravel: the particle size is 5-10mm

12 gravel:the particle size is 10-20mm

13 gravel:the particle size is 16-31.5mm

2-4 gravel:the particle size is 10-15mm

4-6 gravel:the particle size is 15-20mm