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???? ??? ?????? ??????? ??????? ???? ????? ????? ?? ??? ?? ???????? ?????? ??????? ??????? ??? ??? ??. ???????? ???? ???? ??? ???????? ??????? ????????? ??????? ???????, ????? ??????????? ?????? ?????? ?? ????? ????? ??????? ?????? ??. ?????????? ?????????? ?????? ???? ???? ?????? ??? ???? ???????? ????? ????? ????? ????????? ???? ???? ?????? ?? ???????? ??? ????? ??????? ?? ?? ???? ?????? ??????????? ???????? ???? ????. ? ??? ?? ??????????? ??????????? ?????? ?????, ???????? ?????????? ???? ????? ???????, ??? ????????? ????? ??? ??????? ????????? ????? ?? ?????? ?????, ???????? ????????????? ???????? ???? ????? ???? ??????? ??????? ?????? ???? ??? ??????? ?????? ??.

1. ?????

???????? ??? ???????????? ???? ???????? ???? ??? ???? ????????? ???????? ?????? ?????? ???????? ??. ????????? ???? ?? ????? ??????? ???? ??????? ??????? ? ??? ??? ???? ???????, ???????? ???? ????????? ??????? ???? ???? ??? ????????????? ???????? ???? ????? ???? ?????? ?? ??????? ???? ??????? ??????? ??? ??.

Process for Producing Washed Sand from Granite Overburden

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

? ????????? ?????????? ??? ??????? ??? jewe??? ??, ????? Amphibole Biotite Granite Diorite ??? ????? ??? ??, ?? ???? ???????? ???? ???? ?????? ??? ??? ?????-??? ??????? ????? ?????? ??. ???? ?????????? ????????? ???????????, ???????? ??????????, ????????, ???????? ??? ???????? ????? ??, ????? SiO2??? ?????? 68.80% ?? 70.32% ??. ? ??? ???? ??, ???? ????? ????? 172 ?? 196 MPa ?? ????? ??, ??? ???? ?????? 187.3 MPa ??. ??????? ????????? ???????? ???? (????????) ??? ??????? ???? ???? ??? ???????? Granite ??? ??, ????? ????? ?????????? ????? ??. ?? ????????? ???????? ???? ??? ??????? ????? ?????? ??, ????? ?????? ???? ???? ??????? ???? ????? ??????? ??? ???-??? ?????? ????? Granite Diorite ?? ?????? ????? ??. ???????? ????????? ????? 2.2 ?? 24.40 ???? ????? ??? ??, ????? ?????? ??????? 11.7 ???? ??.

???? ???????????? ???? ????????? ???????? ?????? ????, ????, ??? ???? ?????????? ???? ????? ???? ????? ??????? ????? ??? ??????? ??????? ?????????? ??????? ??????? ?????. ?????????? ???? ???????? ????? ?? ?? ??????? ??????? ?????? ???? ??% ??, ??? ????????? ?????? ?????? ??, ?? ???? ????? ???? ????? ???????? ?????? ?????? ??? ??.

3. ?????????? ?????? ??? ????????

????? ??, ??? ?????, ???? ????, ???? ???????? ?????, ??? ?????? ?????? ????? ?????? ?????? ?????? ?????, ???? ????????? ???????? ???? ????? ???? ???? ?????????? ?????? ????? ??????? ??? ??.

????? ??????? ????????? ???? ??, ????? ?????? ??? ??? ?????? ??? ??????/ ???? ???????? ???? ????? ??-???????? ?? ????? ??.

4. ??? ????????? ?????

????????????? ???????? ???? ????? ???? ?????? ??? ??????? ??????? ????????? ???????? ???? ???? ???????? ????????, ???????? ??????? ????????, ???????? ??????? ?????? ??, ?????? ?????? ?????? ??? ????? ????????? ?????? ??? ??.

???? ???? ??????? ?????? ???? ????? ???, 60 ?????? ???? ??????? ?? ?????? ???????? 60 ?????? ???? ??????? ???? ??????? ??????? ??? ??, ?? ??? ?? ??????? ???? ???? ??????? ?? ?? ?????? ??? ??. ????????????? ???????? ?????????? ????????? ???? ??? ????? ?????. ?.?? ???? ????? ???? ???? ???? ????? ????? ?????? ?????? ?????? ?????? ???????? ???? ??? ???????? ???? ??? ???? ???? ?????? ??????? ??? ??.

(?) ???????? ??????? ???????

???????? ?????????? ???? ?????? ??????? ????????? ??????? ??????? ?? ?????? ??? ??, ????? ?? ?????? ??? ???????? ????-??????????? ???????? ???? ????????? ???? ??. ??????? ????? ???? ????? ????? ?? ????? ?????? ???? ??????? ??? ?? ??? ??? ?? ?????? ?????? ???? ???? ??? ???? ??????? ??????? ??? ??, ???? ????? ??????? ?????? ?????? ?????? ?????????? ?? ?????? ??? ??. ???? ??? ?????????? ???,

???????????? ???????-??????? ???? ?????? ??? ??? ? ???? ????? ???????? ????? ???? ?? ???? ??? ??????? ????? ??????? ????? ???, ???? ???? ??? ????? ??????? ????? ???. ??? ??/?????? ??? ??? ????, ???????? ???????? ?????? ??? ???:

  • 1 ????-?????? ????? (4500×1200 ????, 220 ??/???? ??????)
  • 1 ???? ??? ????? (45 ??/???? ??????, <75% ???? ??)
  • 1 ???? ????? (50 ??/???? ??????, <80% ???? ??)

(2) ???????? ???? ???????

???? ?????? ??????? ????? ??????? ?????? ???????? ???? ?????????? ??????? ???? ????? ?? ?? ?????? ??? ??, ????? ???? ???? ?????? ?????????? ???? ???? ???? ?????? ????? ??? ??, ?? ????????? ???????? ??? ??.

??????? ??????? 4.75 ???? ????? ??? ??? ????????? ??????? ??????? ???????? ????. ???? ??? ????? ????? ???, 40 ???? ????? ??? ????????? ?????? ?????? ????? ???????? ??? ???. ????? ????????? ???????? ????? ???:

  • 2 ?????????? ???? ????? (260 ??/???? ??????)
  • 2 ???????? ???? ????? (140 ??/???? ??????)
  • 2 ??????? ???? ?????/????? ???? ???????????? ???? (??????? ????-????? ????, ????? ???? ????? ?????, ??? ???????????????)

(3) ????? ??????? ?????? ????????

?????????? ????????? ???? ????? ????????? ?????? ??, ????? ????????? ????? ???? ??? ???? ????? ????? ???? ???????????? ??? ???? ?????? ????? ??? ??. ?????? ?????? ?? ???...

?????? ?????? ????????? ??????? (?? 650 ??/?????? ??????) ??? ???????? ?????? ??? ???:

  • 1 ????? (28 ????)
  • 4 ???? ?????? ?????? ????? (800/2000 ??????)

? ??? ???????? ????????????? ?????? ???? ????? ???? ?????? ??? ????????? ????? ??? ??????? ??????? ??????? ????? ??? ??. ????? ?????, ????? ?????, ???? ?????? ????? ??? ????? ?????? ????????? ??????? ??????? ??? ???????? ????????? ??? ???????? ?????, ? ???????????? ?????? ????? ???????? ??, ??????? ???????? ?????? ?? ??? ??????? ???? ??????? ????? ??. ??????????, ?????? ???? ??????? ???? ...