Knight DW1600 series of Semi-auto Single Face Corrugated Board Line GRADE:optional sell::Europe, ... Africa,Russia,Asia,etc. Knight DW1600 Series of Semi-auto Single Face Corrugated Board LineIt is maily to produce ... flute Stype(U/V)A,C,B,E,F(U/V)A,C,B,E,F(U/V)A,C,B,E,FHeating ...