plate exchanger is good for clean service,it needs low space in compare to s&t exchangers,cheaper than s&t exchanger,in case of cleaning it is not hard ,if we follow vendor instruction it is very simple.
IN OUR POLYETHYLENE PLANT ,BECAUSE OF STICKY POWDER WE HAVE PROBLEM IN TRANSFERING SYSTEM & SOME TIME ALL ROTARY VALVES & LINES SHOULD BE OPEN & CLEAN.PLEASE LET US KNOW HOW TO SOLVE THIS PROBLEM.