It is made of alloy powder wrapped in strip steel. Name the cored wire according to the different alloy powder
Cored Wire type: round cored wire with diameter 9mm,13mm, 16mm;
Cored wire consists of filling component and metal jacket.
Fillings component: one or fews alloys material powder with grain size less than 3mm.
Metal jacket: cold rolled steel band with thickness 0.35~0.5 mm and width 45~65 mm.
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