Flux used in aluminum and alloy melt processing, and preparation method thereof
A manufacturing method and flux technology, which are applied in the field of purification and refining treatment of aluminum and alloy melts, can solve the problems of adding fluoride salt and no refining agent, and achieve good removal of oxides, slag, and alkali metals and oxides. mixed effect
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Embodiment 1
[0020] Prepare 100 kg of refining agent. The composition is 40% potassium chloride, 55% magnesium chloride, 2.5% potassium fluoride and 2.5% magnesium fluoride: weigh 40 kg potassium chloride, 55 kg magnesium chloride, 2.5 kg potassium fluoride and 2.5 kg magnesium fluoride, pour Heat the crucible to 700-750 degrees to melt, stir evenly, pour out, cool and solidify, then break, and sieve out particles below 3 mm, and finally pack them in packaging bags.
Embodiment 2
[0022] Prepare 100 kg of refining agent. The composition is 40% potassium chloride, 50% magnesium chloride and 10% sodium fluorosilicate: Weigh 40 kg of potassium chloride, 50 kg of magnesium chloride and 10 kg of sodium fluorosilicate, pour it into a crucible and heat it to 700-750 degrees to melt, After stirring evenly, pour out, cool and solidify, then crush, and sieve out particles below 3 mm, and finally pack them in packaging bags.
Embodiment 3
[0024] Prepare 100 kg of refining agent. The composition is 35% potassium chloride, 45% magnesium chloride and 20% sodium fluoroaluminate: weigh 35 kg of potassium chloride, 45 kg of magnesium chloride and 20 kg of sodium fluoroaluminate, pour them into a crucible and heat to 700-750 degrees to melt, After stirring evenly, pour out, cool and solidify, then crush, and sieve out particles below 3 mm, and finally pack them in packaging bags.
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