?????：??????? ???????? ?? ?????? ???? ?????? ??? ?????? ???? ???????? ?? ?????? ??????? ??? ????? ?? ????? ????? ?? ?????? ?? ?? ????? ?????????? ?? ??????? ??? ?????????? ??? ???

??????? ???????? ?????? ????? ?? ????? ?? ???? ??, ?? ???????, ????, ??? ??? ????? ???????? ?? ???? ????? ????????? ??? ?????? ?? ???, ????????? ??? '??

Raw Materials Used in Aggregates

???? ???? ???? ??? ???? ???? ??? ???? ??????

???????

???????, ??? ????? ???? ?????? ????, ??????? ???????? ?? ?????? ???? ????? ??? '?? ????? ????? ??? ???? ???????? ?? ????? ??? ???? ??? ??? ????, ?????? ???? ??? ?????? ????? ????? ??, ?? ??? '?? 100 ??? 300 ????????? (MPa) ??? ????? ??? ???? ?????-???? ???? ???? ??? ????? ???? ????, ??? ???? ???? ??? '?? ?????????? ???????? ??? ?????????? ????? ??, ???? ???? ??????? ????? ???? ?????? ?????? ??? ???? ?????? ????? ??, ??? ?????? ??????? ??? ?? ?? ???? ???? ??, ?? ?????? ???????? ???? ???? ?????? ??? ???? ??? ????? ??, ??? ??? ?????? ????? ???? ?? ??? `

basalt

???? ?????

???? ?????, ??? ?????? ???? ?? ???? ??? '?? ???????? ???????? ??? ???? ????? ??, ????? ????? ??? ???? ?????? ?? ?????? ????, ???? ???? ?????? ?????? ???? ????? ?? ????? ????? ???? ????? ????? ??, ?? ??? '?? ????? ????? ??? ???? ???? ?????? ?????? ?? ??????? ???????? ??? ????? ??, ????? ?????? ????? ?? ??? '?? 30 ??? 140 MPa ??? ????? ??? ???? ?????? ???, ???????, ???????? ??? ??? ??????? ????? ?? ????? ??? ??? ????, ????? ??? ?????? ???? ????? ??? ???????? ??? '??, ???? ???? ???-????? ???? ????? ??? ???? ?????? ???? ?? ???? ?? ?? ?? ???? ???????? ?? ??? ???? ??????????? ??, ????? ?? ???? ?????? ??????? ??? ?????...

Limestone

????????

????????, ??? ??????? ???? ????, ??? ??? ????????? ???? ??? ?? ?? ??????? ??? ?? ????? ????? ??? ???? ??? '?? ???????, ???????? ??? ????? ??? ????, ???????? ???? ??????? ?????? ??? ?????? ????? ??? ???? ?????? ????? 200 MPa ??? ??? ?? ???? ??, ??? ???? ?? ????? ?????? ?? ???? ?????? ????? ?? ???? ??? ???????? ?? ????-???? ???? ???? ????? ???? ??? ?? ?????? ????? ?? ?????? ????? ??, ??? ??? ????-????????? ???????? ??? ??? ??????? ????? ???? ??? ???? ?? ???? ??? ?? ???????????? ???????? ????? ??? ???? ??? ???? ??? ?????? ????? ????? ???? ???? ????????? ???

Granite

Quartzite

??????????, ??? ?????????? ???? ?? ?? ??? ???? ??? ?????? ??? ????? ???? ?? ????-?????? ??? ???? ??, ???? ???? ??????? ??? ?????? ?? ???? ????????? ??? 300 MPa ??? ??? ?? ?????? ????? ????, ?????????? ????? ??? ???? ?????? ???? ???? ????? ?? ??? ???? ?????? ?????? ??? ??? ???? ?????, ?????????? ???? ????? ?????, ?????? ???? ??? ????? ???????? ?? ???? ?? ?????? ??? ???? ??????? ??? ?????????? ?? ????? ??? ???? ?? ??????? ??? ???? ?? ???? ???? ??, ?? ?? ????? ??????????? ?? ????? ?? ?? ??? ???????? ?????? ???????? ?? ??? ???? ??, ????? ???? ???? ?? ???? `

Quartzite
Read Also:???? ??? ???????? ?? ???? ??? ????

Sandstone

??? ??????, ?? ?? ??? ??? ???? ?? ???-????? ?? ???? ?? ???? ????? ??, ??? ????????? ??????? ?? ????? ??? ??? ?????? ?? ??????? ??? ?????? ???? ????? ???????? ?????? ?? ???? ??? ?????? '?? ????? ???? ??? ?? ??? '??, ??? ?????? ?? ????-???? ????? 20 ??? 250 ?????? ?????? ????? ??? ?? ?? ?????? ??? ??? ???? ?? ???????? '?? ????? ??, ??? ??? ?????? ??? ???????? ?? ???????? ??? ??????? ???????? ????? ??? ???????, ??? ?????? ???????? ???? ???? ????????? ????? ???? ???? ??, ??? ???? ??????? ?????? ???? ??????? ?? ?????? ????? ?? ????? ???? ????? ??, ????? ?? ??????? ?? ???? ???? ?????? ????? ?? ??? ?????, ??? ?????? ?? ?????? ????? ??? ??? ????? ????? ?????? ?????????? ??? ??????? ??????? ???

Sandstone

????? ????? ????

???? ???? ??? ?? ??? ????-?????, ????? ????? ????, ??? ???? ??? ???? ????? ??? ?? ???? ??????? ???? ???? ??? ???? ??? ??????? ??? ??? ????, ????? ????? ???? ??? ??????? ??? ???? ???? ?????? ????? ??? ?? ??? ???? ????? ?? ???? ??? ?? ???? ?????????? ???????????? ????????? ???? ??, ??? ?? ???? ??? ?????? ??? ?????????? ???? ??? ?????? ??????? ???????? ??? ???? ??? ????? ????? ???? ????? ??? ???? ?? ????? ????? ??, ??? ???? ????-????? ??? ??????? ????-????? ??? ?? ??????? ?????? ??????, ??????? ?? ?????????? ???? ?????, ??? enha

slag

???????? ??? ?????? ??????

?? ??????? ?????? ???????? (RCA) ????? ?????? ?? ??????? ?? ??? ?? ??? ?????? ???? ???? ??? ???? ??? ????? ???????? ?? ??????? ?????? ???? ?? ????? RCA ????? ????? ?? ????? ???? ?? ??? ???????? ???? ?? ?? ???? ??? RCA ?? ????? ??? ?????? ?? ???? ?? ????? ??? ???? ????? ???????? ??? ????? ?????? ?? ?????? ??? ????? ??? ?? ????????? ??? ??????? ??? ?? ???? ??? ???? ??? ??????? ??? ??? ?????? ??-??? ????? ??? ??? ????? ???? ????? ???????? ?? ???? ?????? ?? ??? ?? ??? ?????? ?? ??????? ???? RCA ?? ??????? ?? ??? ???????? ????????? ????? ?? ?? ???? ?? ???? ??? ??? ?? ??????? ?? ?? ???? ??????? ????? ??? ????? ???? ???

Recycled Concrete Aggregate

???? ??? ??? ?????? ????? ???????

???-??????? ???? ?????? ??? ???? ??? ??? ???? ???? ?? ???? ???? ????? ????? ??:

??????→????? ??? ????→????→???????????→??????? ???????

???? ???? ????? ????? ?? ??????? ??? ????? ?? ????? ?? ???????? ??????? ??? ???? ??? ????????? ?????? ???????? ??? ?? ????? ???????? ?? ??? ????? ??? ????? ??? ??:

aggregates production processes

1. ??????

????? ?????? ?? ????? ??? ???? ??? ?? ?????? ??? ?? ???????? ???? ????? ?? ???? ??:

  • ???? ????: ????? ???? ??? ????? ???? ?????? ??, ???? ???? '?? ???? ???? ?? ??? `
  • Dredging: ????? ??? ????? ?? ?? ??? ??? ??? ???? ?? ????? ??? ?? ????? ????, ???? ????? ???? ???????????? ??? ?????? ????? ??? ?? ???? ???? ??????? ?????? ??????? ???

2. ????? ??? ????

??? ??? ???? ??? ??? ????, ?????? ???????? ??? ?????? ???? ??? ???? ?????? ??? ?? ????? ??? ???? ?? ???????? ??? ??????? ??:

  • ??????: ???? ?????? ??? ????? ?????? ??????? ???? ????? ????? ??, ?? ?????? ??? ???? ??????? ???? ??? ??????? ??? ???-??? ?????? ???? ????? ?????? ???????, ????? ???? ????? ?????? ???????, ????? ????? ?????? ??????? ??? ?????? ????? ?????? ???????, ?????? ??? ?????? ???? ????? ?? ???? '?? ?????? ??????? ???
  • ?????????: ????? ?? ???? ???? ?? ????? ???? ?? ???? ??? ??? ???? ?? ??? ?????? ???? ??? ?? ????? ????? ?? ?? ?????? ????? ????? ????? ?? ??? ????? ?????? ?? ??????? ?? ???? ???? ????

3. ?????

????? ??? ????? ??? ??? ??? ??? ?? ??? ??? ????? ?? ???? ???? ??? ??? ???? ???? ????????? ?? ????? ?? ???? ?? ??? ?????? ?? ????? ?? ???? ????? ?? ??? ?????? ????? ????? ??? ?????? ?? ???? ???? ?????? ?? ????? ????? ???

4. ??? ????

??? ??? ??? ???? ?? ???? ?????? ??? ??? ?? ??? ??? ??????? ?? ??? ??? ??? ???? ???? ????? ??? ???? ?? ??????? ??? ??? ???? `

5. ??????? ???????

??????? ??????? ??? ????????? ????? ?? ????? ???????? ??? ????? ????? ?? ???????? ??? ???????????? ??? ???? ???? ?? ?? ????????? ??? ?? ???-??? ???? ???? ????? ??? ?? ?????? ???? ????? ??:

  • ????????? ?????????: ????? ?? ???? ?? ???? ??? ??? ???????? ???? ???
  • ??? ?????? ??? ????: ????? ?? ???? ??? ???? ???? ?? ?????? ??? ????? ???
  • ??? ????? ????? ???? ????: ????? ?? ???? ??? ?????? ?? ??????? ???? ???
  • ?????? ????: ???? ??? ??????-?? ?? ?????? ????? ?? ???????? ?? ??????? ???? ???

???? ???? ??? ?? ?????? ????? ??? ??????? ????? ???? ????? ???? ?? ?? ???? ????? ??????? ?? ?????? ??? ?? ???? ??????? ?? ????? ?? ???????? ??? ????? ???? ???? ??? ????? ?????? ?? ?????? ???? ??????? ????? ???? ??????? ?? ?????? ??????? ???? ???? ???? ??? ??? ??? ?? ??? ????? ????? ???? ????? ??? ????? ?? ???????? ?????? ?? ????? ???????? ???????? ???? ?? ????????? ?????? ???? ???? ????? ????? ????? ??? ??? ??? ?????? ?? ????? ?? ???? ?? ?? ?????? ??????? ????? ??