Do you mean we have to chose pressurized seal instead of unpressurized seal only if we want to avoid having reservoir contain a very toxic or dangerous fluid ?
thanks for your valuable informations >
thanks td2k
i know that Plan 52 is unpressurized,Plan 53 is pressurized
my question was when do we must used plan 52
why dont we used plan 53 all the time ?
thanks a lot
but when we have to chose unpressurized seal instead of pressurized seal if both are used for dangerous or toxic application
your cooperation is highly appreciated
hi good day for you
actually i fell tired in understanding tandem seal arrangement and plans
*does tandem seal used as pressuerized and non pressureized seal ?
*some manufacturers used plan 53 with tandem seal
on other hand i read in some books plan 53 used in conjunction with double back...
hi good day for you
actually i fell tired in understanding tandem seal arrangement and plans
*does tandem seal used as pressuerized and non pressureized seal ?
*some manufacturers used plan 53 with tandem seal
on other hand i read in some books plan 53 used in conjunction with double back...