Desc:Product DescriptionGraphite electrode, mainly petroleum coke,needle coke as raw material,coal pitch as binder,calcination,ingredients, kneading,moldin...
Desc:Company ProfileShandong YiFa Casting & Forging Co.,ltd,is an integrative enterprise,which is gathering manufacture,sale and service ofLifting Accessor...
Desc:What are the common processing technologies for automobile sheet metal parts?1) CurlingAutomotive sheet metal parts usually contain sharp edges with "...