Corroded ???? ??????????? ??? ?????? etched ??????????.????, ??? et, ?????-???????????? ????? ?????? ???? ????? ???? ????? ?? ???? ???? ?????????? ??????? ?????? ???????? ??? ???????

Corroded ???? ?????????? ??????? ?????????:

?) ???????:

????????? (????? ????) ?? ?????? ?????? ??????, around ???? ????? ?? ???? ? ???? ????????? ?????????? ????? of?? ?? ?????? ???????, ???? ????? ??? ?????? ??????? ? ???? ????? ??????? ????

?) ???? ???? ?????? ??? ?????:

(?) ???????? ??????:

?.?--4 ??????? ????? ????? ??????? ??? ?? ???????? ??????? ????? ?????? ?? ?????? ?? wheel??????? speed??--350? RPM ?? ???? ??? ?????? ?????, ??? ?????????? ????--3??? RPM / ????? ??????

(?) ????? ?????:

??-?-15% ?????? ??????????????? ??? ???? ???????? ??--30? ????????? ????-65- of℃ of ?? ???? ???????? ???????????, ??????? ????? ??? ?????? ???????? ? ???????? ??????%% ???? ????? ????????????

()) ????? ?????:

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

()) ???? ?????? ??????? ????:

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