high productivity,large speedratio of front and rear rolls,compact structure,low ... hourCar : Two hours 7.Detailed Product DescriptionXK-450CW open roll millopen roll mill with hard-gear speed ... protection devices and other components.The XK-450CW open roll mill adopts welding machine base, so the ... installation and adjustment are very convenient.XK-450CW open roll mill also has the advantages such as ...