CSF-RBF-ALF3 Flux Containing Nanometer Rare Earth Fluoride
A csf-rbf-alf3, nano-rare earth technology, applied in the direction of welding/welding/cutting items, welding equipment, manufacturing tools, etc., to achieve stable performance, simple preparation process, and excellent wetting effect
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Embodiment 1
[0038] CsF-RbF-AlF Containing Nanometer Rare Earth Fluoride 3 Flux, by mass percentage (wt.%), the chemical composition is: 0.02% rubidium fluoride (RbF), 48.0% cesium fluoride (CsF), 0.01% aluminum oxide (Al 2 o 3 ), 1.0% potassium fluoride (KF), 0.001% nano cerium tetrafluoride (CeF 4 ), the balance is aluminum fluoride (AlF 3 ).
[0039] The new CsF-RbF-AlF containing nano-rare earth fluoride obtained by the above ratio 3 Brazing flux, using propane as combustible gas for flame brazing, with Zn85-Al15 solder, Al88-Si12 solder, combined with 5052 aluminum alloy plate + Q235 steel plate, 6063 aluminum alloy plate + T2 red copper, according to GB / T 11363- 2008 "Brazed Joint Strength Test Method" was tested, and the shear strength of the brazed joint reached 130MPa-150MPa respectively.
Embodiment 2
[0041] CsF-RbF-AlF Containing Nanometer Rare Earth Fluoride 3 Flux, by mass percentage (wt.%), the chemical composition is: 0.2% rubidium fluoride (RbF), 20.0% cesium fluoride (CsF), 2.0% aluminum oxide (Al 2 o 3 ), 0.01% potassium fluoride (KF), 0.05% nano cerium tetrafluoride (CeF 4 ), the balance is aluminum fluoride (AlF 3 ).
[0042] The new CsF-RbF-AlF containing nano-rare earth fluoride obtained by the above ratio 3 Brazing flux, using propane as combustible gas for flame brazing, with Zn85-Al15 solder, Al88-Si12 solder, combined with 5052 aluminum alloy plate + Q235 steel plate, 6063 aluminum alloy plate + T2 red copper, according to GB / T 11363- 2008 "Brazed Joint Strength Test Method" was tested, and the shear strength of the brazed joint reached 130MPa-150MPa respectively.
Embodiment 3
[0044] CsF-RbF-AlF Containing Nanometer Rare Earth Fluoride 3 Flux, by mass percentage (wt.%), chemical composition is: 0.15% rubidium fluoride (RbF), 40.0% cesium fluoride (CsF), 1.0% aluminum oxide (Al 2 o 3 ), 0.5% potassium fluoride (KF), 0.02% nano cerium tetrafluoride (CeF 4 ), the balance is aluminum fluoride (AlF 3 ).
[0045]The new CsF-RbF-AlF containing nano-rare earth fluoride obtained by the above ratio 3 Brazing flux, using propane as combustible gas for flame brazing, with Zn85-Al15 solder, Al88-Si12 solder, combined with 5052 aluminum alloy plate + Q235 steel plate, 6063 aluminum alloy plate + T2 red copper, according to GB / T 11363- 2008 "Brazed Joint Strength Test Method" was tested, and the shear strength of brazed joints reached 130MPa-150MPa respectively.
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