Material:45#Seamless tube or import forge pieces.

Inside configuration: various cooling, heating flow or jacketed mould design 
Heat treatment: the base can used in thermal refining and quenching process
Design processing: 1.traditional machine rolling formation ¡¡¡¡¡¡¡¡¡¡
                   2.adopt the most advanced laser engraving corrosion craft to make better pattern reducibility and have a

                     good sense of arrangement.
Surface treatment: Super-Hard Chrome plate coating,the hardness more than 900(normally HV500-60)
Process range: diameter 900mm,length 5000mm,weight in 6 tons.
Application: be widely used in leatheroid,nonwoven,paper,glass and so on.