???????：? ?????? ???????? ?????? ???????????? ???????? ????????, ???????? ???????? ????? ???? ???????? ??????, ??? ???????? ???? ????? ??????? ???????? ???????? ??????? ????, ???????? ???????? ????? ?????? ?????? ????? ????????? ?????? ???????? ????????????? ???????????????.

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

1. ??????

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

Process for Producing Washed Sand from Granite Overburden

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

? ?????????? ??????????? ????? ?????? ?????? ???????? ????????? ???????? ??? Rain? ??????, ??? ???????????? ???????? ????? ???? ?????? ???? ???? ??????? ??? Rain? ?????????? ??????. ???? ???????? ????????? ??????????????, ???????? ?????????????, ??????????, ????????, ????????? ??????, ????? SiO2 ??????? 68.80% ????? 70.32% ???? ???????. ? ????? ?????, ???? ?????? ??????? ??? 172 ????? 196 MPa, ?????? 187.3 MPa. ?????? ???????? ???? ??????? ??????? (???????????) ????? ???????? ???????? ????? ?????????? ??? Rain??? ???????, ?????? ??????? ??????? ????? ????. ??? ???????? ?????? ??????? ?????? ?????? ??????? ????? ????????? ?????? ??????? ????? ???????, ???? ???? ???????? ????? ?????????? ?Fragments ????? ???????? ???? ????????? ???????. ?????? ??????? 2.2 ????? 24.40 ?????? ???? ???????, ???? ??????? 11.7 ???????.

?

3

????? ??????, ??? ????, ???? ????? ????, ????? ??????? ????, ????? ??? ???? ??????? ?????? ???????? ???????, ??????? ?????? ????? ?????? ????? ???? ????? ???? ???????? ?????? ???????????? 600,000 ??? (?/?) ?? ???????????????. ?????????? 280 ??? ???????, ????? ???? 16 ??? ??????, ?????? ??????? ??????????? ????????? ????? 220 ??? (?/??) ?? ???????????????.

???

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

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

??????? ???????? ?????? ???????? ??????, 60 mm ???? ??Jaw crusher????? 60 ???? ????? ????? ?????????? ?????? ????, ??? ?????? ????????? ????? ???? ?????????? ?????????????. ??????????? ???? ??????? ??????? ?????????, ???????? ??????? ?? ?????? ??????Pipe ?? ??????? ???? ?????????????? ?????????? ???????????????, ?????? ???? ????????? ??????????????: >40 ????, 4.75 ????-40 ????, ????? <4.75 ????. 40 ???? ???? ????? ????????? ???? ???????? ???? ?? ????????????? ???? ??????????? ??????????? ???????????, 4.75 ???? ????? 40 ???? ???? ????????? ?????????? ????????????.???? ??????4.75 ??.?? ???? ????? ?????????? ?????? ????, ????? ????????? ????? ?????? ???? ???????? ???? ????? ????? ????????????. ??? ????? ?????? ??????? ???????? ?????? ???????????? ?????????.

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

??????? ????????????? ??????? ?????? ??????? ???????? ?????????, ??? 60 mm ???? ???????? ???? ???? ?????? ????? ??????????? ????????????????. ???????? ????? ????????? ??????? ???? ??????? ?????? ????????, ?????? 60 mm ???? ?????? ????????? ?????? ??????????, ??? ?????? ???????? ?????? ?????? ????? ???? ????? ?????????????. ?????? ????? ????? ?????? ????? ???????? ????? ??????, 4.75 mm ????? 40 mm ???? ???? ????????? ?????????? ??? ?????????? ?????? ?????????, ??? ?????? ????? ????? ????????? ????? ??????????? ????? ????? ???????????? ????????????.

?????????? ???????????? ???? ????? ?????? ????? ???? ??????????? ??????? ????? ????? ????????? ???????? ????????? ?? ????? ?? ???? ?????? ??????????????, ???????? ?????? ????? ??????? ???????????. 220 ??????/???? ???? ??????, ? ???????? ?????????:

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

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

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

??????? ???? 4.75 mm ???? ?????? ??????????? ??????? ???????? ????? ???????????. ????? ???? ????? ??????????? ??????, >40 mm ??????????? ??????????? ?????????? ?????? ????????? ????????????. ????? ????????? ???????? ???:

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

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

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

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

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

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