Recycled gas-shielded flux cored wire component and preparation method thereof
A technology of flux-cored welding wire and gas shielding, applied in welding equipment, welding medium, manufacturing tools, etc., can solve the problems of scarcity of resources, etc., and achieve the effects of good moisture absorption, reduced welding fume, and reduced oxygen content in the weld.
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Embodiment 1
[0041] Embodiment one: the chemical composition (weight %) of medicine powder is: the welding slag powder (TiO 2 : 65%, MnO: 15%, MgO: 5%, SiO 2 : 5%, Fe 2 o 3 : 6%, Al 2 o 3 : 4%), 36.1% natural rutile with a purity of 97%, 7% Si, 8% Mn, 0.5% Al-Mg, 11.52% Na 2 CO 3 , 5% Mg, the rest is iron powder, and the filling rate is 12%. (wire 1)
[0042] The welding slag after this flux-cored welding wire is collected, and is processed through aforementioned processing steps, carries out the secondary utilization of welding slag powder, and used proportion is: the chemical composition (weight %) of powder is: 28% welding slag powder (TiO 2 : 52%, MnO: 12%, MgO: 8%, SiO 2 : 9%, Fe 2 o 3 : 12%, Al 2 o 3 : 7%), 30% pure 97% natural rutile, 7% Si, 6% Mn, 3% Al-Mg, 10% Na 2 CO 3 , 3% Mg, the rest is iron powder, and the filling rate is 16%. (wire 2)
[0043] The welding slag after this flux-cored welding wire is collected, and through the aforementioned processing steps, th...
Embodiment 2
[0044] Embodiment two: the chemical composition (weight %) of medicated powder is: the E81T-1K of 35% 2 (E551T-1K 2 ) type flux cored wire welding slag powder (TiO 2 : 35%, MnO: 5%, MgO: 15%, SiO 2 : 15%, Fe 2 o 3 : 15%, Al 2 o 3 : 15%), 15.5% (natural) rutile (97% TiO 2 ), 2% Si, 6% Mn, 5% Al-Mg, 8% 8.85% K 2 CO 3 , 1% Mg, the rest is iron powder, and the filling rate is 18%. (wire 4)
[0045] The welding slag after this flux-cored welding wire is collected, processed through the aforementioned processing steps, and the secondary utilization of the welding slag powder is carried out, and the used proportion is: 26% welding slag powder (TiO 2 : 47%, MnO: 14%, MgO: 9%, SiO 2 : 12%, Fe 2 o 3 : 8%, Al 2 o 3 : 10%), 22% rutile (97% TiO 2 ), 2% Si, 7% Mn, 4% Al-Mg, 8.85% K 2 CO 3 , 1% Mg, the rest is iron powder, and the filling rate is 17%. (wire 5)
Embodiment 3
[0047] 30% E91T-1K 2 (E551T-1K 2 ) type flux cored wire welding slag powder (TiO 2 : 55%, MnO: 10%, MgO: 12%, SiO 2 : 12%, Fe 2 o 3 : 5%, Al 2 o 3 : 6%, 20% rutile (97% TiO 2 ), 6% Si, 3% Mn, 4% Al-Mg, 7% K 2 CO 3 , 3% Mg, the rest is iron powder, and the filling rate is 14%. (wire 6)
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