In order to meet the customer's repuirements,we develop a complete manufactring line of band saw,bi-metal bansaw blades and butt welder. UBN-6 & UBN-8 flash butt welder is a program-controlled machine, which is capable for performing welding operations on ordinary steel blades, high alloy steel blades and various kinds of hand blades. It is equipped with functions of program self-control between welding and annealing and the function of outside adjustment for upsetting pressure, welding voltage, annealing temperature and annealing time. UBN-6&UBN-8 butt welder enjoys the characteristics of precise setting, easy operation, you will have reliable butt joint with reasonable annealing hardness and super metallurgical structure by using UBN-6, UBN-8 without any welding flux. If you need details, please kindly email to .cn, Thanks