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

??? ????? ????? ?????? ??????? ????????? ?????? ?????? ?????????? ????????? ??? ??, ????????? ?????? 6063 ?? 5 ???????????? ????????????? ????? ??? ??, ???? ??????? 98% ???? ??? ???? ?????? ??? ??, ???? ???? ??? ?????? ?????, ???? ????, ????? ??? ??, ???? ?? ??????? ??? ?? ????? ???????? ?????? ????????.

?????? ??? ????? ?????? ????? ???????? ??? ????? ??? ?????? ??????, ??????????? ???? ?? manufacturers?? ???????? ?????? ??????? ?????, ??????????? ??????? ?????? ??????? ??? ???, ???? ???? ??????? ???? ???? ????, ??? ??? ????????, ???? ?????? ???? ???????? ???? ??? ???? ????? ????. ?? ???????? ????, ??????? ??????? ???? , ??????????, ????, ??????? ???????? ????? ??? ???? ??.

"???? ??????" ?? ????? ???? ???? ???????? ???? ???? ??:

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

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

??? ? ??????????? ?????????? ?????? ????? ??? ??, ?????? ???? 426 kept ?????? ????, ??? too???? ????.

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

And?? ?? 4040? to ?? ??????? ???? ?? before?? ????? ??????????? ???????? ??????? ??? ?????? ???? ??, 63?6363 ???? ?????? 0 47? ?? °?? ° ??. ???? ??? ?????? ???? ??. ??????????? ????? ???? ?????? ???? ???? ??????? ????, ?????????? ?????????? ?????? ??????, ???? ???? ???????? ??? ???? ????????? ????? ????.

???? ??usion???? ?????????? ??????:

???? ?? cyl???? ??????????? ?????? 500 ℃ ??? 570 between ?? ????? ??.