?????? ???ㄩ?? ???? ???? ????? ???? ???? ?? ????? ???? ?????? ????? ???? ??? ???????? ???? ??? ???? ??? ?????? ??? ??? ??? ?????? ???? ?? ???? ??? ???? ?? ????? ????? ??????

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

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

Standard Quartz Sand Beneficiation and Purification Process

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

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

?? ??:????? ???? ??? ???? ??? ??? ????? ???? ????? ??? ??? ?????? ??? ??? ??? ?? ??? ??? ???? ?? ??? ??? ??? ??? ??? ??? ???? ??? ??? ??? ?? ?? ?? ??? ??? ???.browser ?????

???? ?????:

  • 1. ???? ???? (???? ????, ???? ?? ???) ???? ?????/??? ?? ???? ???? ????? ????? ??? ?????
  • 2.????? ????:???? ????? ?????? 50每100 ? ??? ?????? ??? ?????? ???????
  • 3.???? ?? ??? ??????????? ????? ???? ?? ?? ?? ???????? ??? ????? (???? ???? 10每20 ?.?). ??? ????? ?? ?? ???? ??? ?????? ?? ?? ????? ?????? ?? ??? ?? ???? ????? ?
  • 4.??? (??) ???:???? ????? ???????? ???? ??? ??? ??? ??? ???? ???? ???? ???? ?? 5每10 ?? ???? ??? ????? ????? ??? ???? ??? ??? ?? ?????
  • 5. ???? ????? ??????????? ????? ???? ???? ?? ????? ???? ?? ??? ????? ???? ???? ???? ??? ?? ???? ???? ?????? ?? ??? ???? ??? ??????

??? ??????:????? ?????? ??? ?5每10 ?? ??? ?????? ?????? ?????? ?? ≡ 90% ?????

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

?? ??:??? ????? ??? ???? ??? ?????? ??? ?-20 ?? ??? -100 ?? ??? ???????? ?? ??? ????? ???? ??? (??? ??? ????? ??? ???) ?????? ?? ??????? ???? ?????

???? ?????:

  • (1) ??? ?????? ????? ????? ???? ??? ??? ???? ????? ????? ??? ?? ??? ?? ???? ??? ?? ??? ??? ?? ?????? ??? ???? ?? ??? ??? ??? ?????? (?? ???? ???? ??? ???? ??? ??? ?? ???? ??? ??? ???? ??????).
  • (2) ???? ??? ?? ???? ???? (???? ????? ????? ??? ??? ??? ??????? ??? ?????) ?????? ??? ????? ?? ???? ????? ??????? ???
  • (3) ????? ???? ????? ???? ?????? (????? ????) ?? ?? ?????? ?? ???? ?????? ?????? (????? ??? ????) ???? ?? ??? ?????

??? ??????:

  • ????? ??????:??????? ????? ???? ?????? ????? ??? ?? ??? 80% ???? 100 ?? ??? ????? ???/??????? ??? ?? ?? 90% ???? 200 ?? ??? ?????
  • ??? ?????:??? ????? ?? ?60%每70% ????? ?? ?30%每40% ???? ?? ?????? ????? ??????

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

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

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

  • ????:????? ???? ?? ????? ?????? ????? ????? ?? ?????? ???? ?? ????? ????? ??? ??-??????? ?? (?? ??? ??? ??????? ??? ????? ??? ??? ??? ?? ?????? ????).
  • ????:???? ?????? ??? ???? ?????? (??? ??? ?????? ???? ?????? ??).
  • ??? ??????:???????? ?? ??? 15每30 ??? ??? ????? ???? 25%每35%; ???? ???-????? ??? ??? 0.3每0.5 ??.

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

  • ????:??? ????? ??? ????? ?200 ?? ??? ???? ??? ??? ??? ??? ??????? ??? ????? ???? ?? ??????? ?????? ??? ???? ??? ????
  • ????:?????????? ?????? ???? ?????
  • ?????:????? ???? (????) ??? ?????? ??? ????? ???? (??? ???? ????) ?? ??? ????? ??? ???? ??????

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

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

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

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

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

  • ????-???:??? ????? ???? ????? ???? ?????? ?? ???? ??????? (????? Fe?O? ≒ 0.005%).
  • ???? ??????:
    • ??? ??????: ????? ????? ??? (????????, ?????, ???????) ??? ????? ???? ??? ????? ???? ??? ?? ?????? ????? ?????? ?????
    • ????? ?? ??? ????: ???? ???? ? 600每800∼C ??? ???? ???? ???? ?????? ????? ???? ???? ??? ???? ?? ????? ??? ??? ??? ??? ??? ???? ???? ???? ??????
  • ??? ??????:???? ???? ??? ????? ?? ????? ??? ??? ????? (pH 6每7) ???? ???? ??? ??? ???? ???? ??????? ???? ?????

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

  • 1. ????? ?????? ???? ???? ??? ?? ??? ???? ?? ??? ??? ???? 60%每70% ?????
  • 2. ???? ??? ??? ???? ??? ???? ???? ????? ??? ???? ??? ????? ??? ???? 100% ??????
  • 3. ????? ?? ???? ???? (120每150∼C) ??? ????? ?????? ??? ???? ??? ??? ??????
  • 4. ?????? ??????? ?????? ???? ?? ??? ???? ???? ??? ??? ???? ???? ??????? ????? ?????? (???? ? ?????? ????? ??? ???) ???? ???? ???? ??????

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

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

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

??????? ????? ??? ??? ???? ?? ??????
???? ??? ???? ???? ???? ???? ????? ↙ ????? ?? ???? ↙ ??? ???? SiO? ≡ 95%? Fe?O? ≒ 0.5%
????/???? 仱 ???? ????? ???? ?? ??? ↙ ???? ?? ???? ↙ ???? ?? ???? ↙ ?? ?? ???? ???? ???? SiO? ≡ 99.3%ㄛ Fe?O? ≒ 0.1%
??????? (PV) ????? ??? ?? ?????? ↙ ?????? ?? ??? ???? ↙ ????? ??? ?? ??? ?????? ↙ ???? ?????? ↙ ??? ????? ↙ ????? ???? ???? ???? SiO? ≡ 99.9%, Fe?O? ≒ 0.008%
??????? ??? ???? ???? ???? ?? ???? ↙ ??? ?? ???? ↙ ???? ?? ???? ↙ ???? ?? ???? ??? ↙ ???? ↙ ???? ???? ????? ↙ ?????? ?? ????? SiO? ≡ 99.99%? Fe?O? ≒ 0.001%

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

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

  • ??? ???? ??? ????? ?????? ??? ???? (???? ?????? ???? ??? ?????) ??? ???? ???? ?? ???? ??? ?? ??? ?????? ???? ????????? ?? ????? ???? ??? ???? ?????? ???????
  • ???? ???? ????? ??? ????? ???? ??? ??" ????? ??????? ?? ???? ???? ???????
  • ???????? ?????? ?????? ???? ???? ?? ?? ???? ???? ????? ?? ????? ???????? ???? ??????

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

  • ???? ????? ????? ?? ???? ??? ????? ?? ??? ????? ???*? ??? ??? ???? ???????? ??? ??? ???? ????? ?? ????????? ??? ??? ??? ??? ???? ???? ??? ??? ?????? ??? ??? ??? ???? ????? ???? ????? ???? ???? ???? ???? ???? ??? ??? ???? ?? ??? ??? ???? ????? ?? ????? ????
  • ??? ?????:????? ????? ?????? ????? ??? ???? ???? ?? ????? ??? ??? ????? ?????? ???? ??? ?? pH ????? ????
  • ???? ?? ???????:??? ?? ???? ?? ????? ??? ?????? ??? ???? ?????? ???? ???? ???? ??? ???? ?? ???? ??? ???? ??? ?? ???? ????? ???? ????? ???? ???? ???? ??? ???? ???? ????? ???? ????

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

??? ??? ??? ?????? ????? ??????
????? ????? ?? ????, ?? ????, ??? ???? ??? ???? ??? ????? ??????, ????? ??? ??, ???? ??? ??
??? ???? ?? ??? ???? ?? ??? ???, ?????????, ????? ??????? ???, ??? ???
???? ????? ?????? ??? ?? ???? ????? ????? ?? ???? ????? ????? ???? ??? ???? ??? ????? ???? ????? ???? ???
???? ??? ?? ???? ??? ??? ???? ??? ?? ???? ??? ???? ???? ??? ??? ???? ??? ??? ??? ??? ??? ???? ??? ?? ???? ??? ??? ???? ??? ??? ???? ??? ???? ??? ?? ????? ???? ???? ??? ???? ?????? ??? ? ????? ???? ???

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

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

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