1,High efficient metal core flux-cored wire, clean up the slag after 3-passes,strong ability against blow hole. flux-cored wire E70T ... 59051029140/100Characteristics and Application Special efficient metal core welding wire products for 3-layer flat and flat angle welding, ... air hole, for building of ships, bridges, machines, and cars, etc. Shielding GasCO2 E70T-1 flux-cored wire ,Co2 welding rod,