??????ㄩ?? ?????????? ??????? ????????? ???? ????????? ??? ????????? ??????????? ?????? ????, ?? ???????????? ???????? ???????????? ???, ??? ????? ??????????? ????????????? ???????????? ????????? ????????? ?????? ???.

????????? ????, ?? ???????? ???????, ????????, ?????????????? ??? ?????????????? ?????????? ????????????? ????????? ?????? ????, ?? ???? ???????? ???????? ??????? ?????????? ???? ??????? ???????? ?????? ???. ????????? ?????? ????????? ?????? ?????? ???????? (?????, ????????????, ????, ???????? ?.) ????? ??? ?????????? ??????? ??????? ????, ?????? ???????? ????????? ???????? ????? ?????????? ????-??????? ????????? ???? ???? ????.

????????????? ???????? ?????? ???? ?????? ???. ??????? ???????? ????????? ???????????????? (??? ?? ???????? ?????? ??? ?????? ???? ?????) ????????? ???????? ???? ??????, ????? ????? ????? ????????????? ???? ?????. ?? ?????????? ???????? ??????????? ?????? ????.????????? ?????? ??????????? ??? ????????? ????????? ??????????? ?????, ????????? ????, ????? ?????????? ??? ?????????????? ???????????? ??????.

Standard Quartz Sand Beneficiation and Purification Process

???????? ?????? ????????? ???? ?????? ????????? ?????? (????? ???? ↙ ????? ???????)

1. ??????????????: ?????? ??? ????? (?????? ???? ????????, ?????? ???????? ?????)

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

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

  • ????? ?????? ??? (????????? ???, ????????? ?????? ?????? ???) ????? ????????? ????/???????? ????????? ????? ?????? ????????? ???? ????;
  • 2.???????? ??????:??? ??????? ??????????????? ???? 50每100 ???? ?????? ??? ????, ???????? ???????? ????? ?????????? ??????????? ??????? ????.
  • 3.?????????? ??? ????????:??????? ??????? ??? ??????? ???? ????? (?????? ???? 10每20 ????) ???? ????. ???? ??? ????? ??????????? ??? ???? ????, ?? ????? ??? ????? ??????????? ???? ????.
  • 4.??????? (????) ???????:??? ???????? ?????????? ?????? ??????? ???? ???? ?????? ???? ?每?? ???? ?????? ??? ????, ??????????????????? ????? ???? ?????? ???????.
  • 5.???????-?????? ?????:????? ??????? ???????? ??? ?????????? ???? ???????? ????? ????, ???????? ?????? ?????? ???? ????????? ???? ????? ??? ???-???????????? ????? ???? (?? ????? ???????????? ?????? ??????).

????? ??????:??????? ?????????? ???? ?每?? ?????? ????????? ???? ????; ????????? ??????????? ≡ ??%.

?. ????? ??? ???????? (?????? ??????? ???????? ????, ???????? ????? ????)

??? ????:????????? ?????? ?????? ????????? (???., -20 ???, -100 ???) ?????, ???????? ???????? ???????? (???., ???????? ???????, ????) ???????? ???????? ????????? ????? ????, ????? ?????????????? ??????? ????.

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

  • (1) ????? ??????? ??????? ?? ????? ??? ???????? ?????? ???? ??? ????? ??? ??? ????? ??? ???????? ??????? ???? ???? (????????? ???? ???? ??? ????? ????? ????? ???? ???? ???????? ????? ????? ??? ???????? ??????? ??? ????).
  • (2) ???? ??????? ???????? ??????? (???????-?? ????, ??????, ????? ?????? ???????? ??????) ?????? ???? ???????? ???? ??? ????? ?? ??????? ?????.
  • (?) ???-?????? ?????: ???????? ????????? ???? ??????? (?????? ??) ?????? ?????????? ??????????? ?????; ????????? (????????????? ?????? ????) ?????????????? ???? ????.

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

  • ????????? ???????:??????????? ????????? ????????. ??????? ??? ????????? 100 ????? 80% ?????? ????? ???????? ???? ?????? ???; ??????/electronic-????? ????????? 200 ????? 90% ?????? ????? ???????? ???? ?????? ???.
  • ????? ????:???????? 60%每70% ??????? ????????? ???? ????? ??? ???????? ??????? 30%每40% ???????.

???. ????? ????????? ????? (???????? ?????, ??????? ??????)

????????? ???????? ????? ???????? ?????? ????? (Fe?O?), ????????????? (Al?O?), ???? ??? ????, ???????? ??????? "??????? + ????????" ????????? ?????? ???.

(1) ????????? ??? ?????????? (?????, ??????????? ???????? ?????)

  • ?????:???????? ?????? + ?????????? ???? ???? ???????? ????????? ???????? ????????????? ?????????? ?????? ??? ????? ???????? ????? ????? (???? ???????? ??? ???? ???? ????, ???????? ???????? ????? ?????????? ?????? ????).
  • ?????:???? ???????, ??????? ??????? (???-????? ????????? ???? ??????? ???).
  • ????? ??????:????? ????????? ??? ??每?? ??????; ??????? ???? ??%每??%; ???? ?????? ???? ??? ?.?每?.? ?????.

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

  • ?????:??????? ????? ???????? ??? ???????? 200 ??????? ????? ????? ????? (???? ??? ??????????? ???????? ??????) ????? ????.
  • ?????:???????????????, ????????? ??????? ??? ?????.
  • ?????:???????????? ??????? (??????) ????? ????; ??? ?????? (???? ????????? ??) ????? ?????????? ????.

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

  • ?????:???????? ??????? (???., ??????????) ??? ??????? ???????? ??????? (???., ????????, ????????) ??????????? ?????? ????.
  • ???????? ???????:???-????????? ??????? ?????? (???????? ?????, ?????????? ?????) + ????-????????? ??????? ?????? (?????? ??????? ?????, ?????-????????? ??????? ?????).
  • ????? ??????:????-??????? ??????? ?????????? ??????? 10,000每15,000 ????; ??????? ?????? ??? 0.5每1.0 ??/?????, ??????? ???????????? ????? ??????? ?????? ??????????.

(?) ???????? (????, ????????????????? ???-????????? ??????? ??? ????)

  • ????:????-??????? ????????? ???? (??????, Fe?O? ≒ 0.02%) ?????? ??? ???????? ?????????? ??? ???? ????? ???? (?????????????? ????, ??????? ????????????? ????? ??? ????).
  • ????????:?????? ?????????? (pH 2每3), ???????? ????????? (???., ????? ?????, ?????? ????????????? ?????????), ?????????? ??? ???? ??????? ???????? ??????? ??? ???????, ?? ????????? ???????????? ?????.
  • ?????:???????? ????? ???????? ????, ????? ??????? ???????? ???? (????? ???????? ??????????? ???? ??????????? ????????).

(?) ???????? ????????? (PV/????????????-???????????? ???? ???? ??????)

  • ????:?????? ??????? ????????? ????-??????? ???????? ????? ??? ??? ????? (???., Fe?O? ≒ 0.005%).
  • ???????????? ??????:
    • ????? ??????: ??????呁豻 ???? ??? ???????????? ??????? ????????????? ?????? ????? (??????????????, ??????????, ??????????????) ????? ????? ???????.
    • ?????-???? ?????: ????? ????????? ???? ???每???∼C ?? ???? ???????? ????????? ???????? ???????? ??????????? ???????? ????????? ????, ???????? ??????? ???? ???????? ????.
  • ?????????? ?????:???? ??????????, ???????????? ???????? ?? ?????? ?????? ??????? ???? ??????????? ????? ?????????? ??????? (pH 6每7) ?????? ????.

4. ??? ???? ??? ???? ??? ???? (?? ???????? ??????)

  • ??????? ?????? ????????????? ???? ?????????? ?????? ?? ?????????? ????????? ?????? ????, ???????? ???? ???????? ??????? ??????? 60%每70% ?????? ?????.
  • ???????????? ??????? ?????? ????? ????? ????????? ??????????? ????? ???? ???????? ??% ?????? ????????????? ??? ????.
  • 3. ?????? ????? ????? ??????????? (120每150∼C) ?????? ??????? ????????? ?????? ????????? ?????? ????.
  • ?? ????? ?????? ????? ??????????? (???., ????, ?????, ????? ????) ????????? ???????? ??????? ????? ?????? ??????????? ???? ?????????? ?? ?????????? ????????????? ???????? ???? ????.

?. ????? ??????? ?????? ??? ????????

  • ???? ??????:SiO? ??????? (??????? ???????? ???? ≡98.5%, ??? ???? ≡99.3%, ?????? ????? ≡99.9%, ???????????? ????? ≡99.99%), Fe?O? ??????? (??????? ???? ≒0.3%, ???? ??????? ???? ≒0.005%), ?? ??????? ?????, ???????? ???????.
  • ???????:????? ?????? ???? ?????? ??????? ??????????? ????? ?????????? ??????? ???? (??????????, ???????? ?????, ???).

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

??????? ??????? ?????? ??? ??????? ??? ???????? ??????
??????? ?????????? sands ??????? ??? ?????????? ↙ ????????? ??? ??????????? ↙ ???????? SiO? ≡ 95%, Fe?O? ≒ 0.5%
???/???????? ???? ??????? ??? ?????????? ↙ ????? ??? ???????? ↙ ????????? ??? ????????? ↙ ??? ??? ????-intensity ????????? ????? SiO? ≡ 99.3%, Fe?O? ≒ 0.1%
?????????????? (PV) ???? ?????? & ?????????? ↙ ????? & ???????? ↙ ????????? & ??????????? ↙ ???????? ?????? ↙ ???????? ↙ ???? ?????? SiO? ≡ 99.9%, Fe?O? ≒ 0.008%
????????????-????? ???? ??????? ??? ?????????? ↙ ?????????? ??? ???????? ↙ ????????? ??? ??????????? ↙ ??????? ?????? ↙ ???????? ↙ ????????-???? ?????? ↙ ????? ???????? ???? SiO? ≡ 99.99%, Fe?O? ≒ 0.001%

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

1. ????? ??????????:

  • ???-????????????? ???-??????? ????? (?????? ????? ??? ?????? ?????????) ?????? ?? ???? ????????? ????? ??? ??????????? ????????? ??? ?????.
  • "??????? ??????? ????????, ???????? ??????? ????" ???????? ??????? ??? ??????? ??????????? ???????? ?????? ?????.
  • ???????? ????????? ????? ????, ?????????? ??????? ?????? ??? ??????????? ????????????? ????? ???? ???????? ???? ??? ???????? ?????? ????.

2. ????? ?????:

  • ???? ??????? ?????:????????? ??? ????????? ?????? ???????? ???????? ??????????? ?????? ?????? ???? ??? ?????? ??? ????? ??????? ????????? ?????????? ????.
  • ?????? ????????:???????? ??? ???? ???????????? ???????? ??????? ???????????? ???? ?????????? ????????? ??? ??? pH ??????? ????????? ???.
  • ???????? ????????? ?????:???? ??? ??????????? ??????? ??????????? ?????? ????? ????????? ???????????? ?? ??????????? ???? ?????? ??? (??????????, ??????? ????? ????? ~pH 7 ??????).

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

????????? ????? ????? ????? ????? ??????
?????????? ??? ????? ?? ?????, ??? ?????, ??????? ???? ???? ????? ???????, ????? ??? ?????, ?????? ??? ?????
????? ??? ???????? ??? ??? ???, ???????????????, ??? ????????????? ????, ????? ???
????????? ???? ??????, ??? ????????? ??????? ??????, ???? ????????? ??????? ??????, ???????? ????, ???????? ??? ?????? ????, ?????? ???? ???????? ????
???? ?????? ??? ???????? ??? ???? ???? ????????, ?????? ?????, ????? ?????? ?? vibrating, ????? ?????? ??????? ????

???? ????????? ??????? ????????? ???????????? SiO? ???????, ???????? ?????? (????????, ????????? ???????? ????? ??????) ??? ?????? ??????? ???????? ??????? ???????? ???????? ???? ??? ????. ??????? ?????????? ???????????????? ???????? ??????? ???????? ???????? ???? ?????? ???.

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

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

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