CN105970030B - It is a kind of to be used to spray alloy of sial target prime coat and preparation method thereof - Google Patents
It is a kind of to be used to spray alloy of sial target prime coat and preparation method thereof Download PDFInfo
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- CN105970030B CN105970030B CN201610516406.4A CN201610516406A CN105970030B CN 105970030 B CN105970030 B CN 105970030B CN 201610516406 A CN201610516406 A CN 201610516406A CN 105970030 B CN105970030 B CN 105970030B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3407—Cathode assembly for sputtering apparatus, e.g. Target
- C23C14/3414—Metallurgical or chemical aspects of target preparation, e.g. casting, powder metallurgy
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Abstract
The present invention relates to a kind of alloy for being used to spray sial target prime coat and preparation method thereof, belong to field of material technology.It includes 50 82 parts of aluminium, 5 20 parts of titanium, 1 30 parts of nickel, 0.3 5 parts of chromium, 18 parts of silicon, 0.2 3 parts of molybdenum, 0.1 2 parts of neodymium, with vacuum continuous casting furnace, melted by aluminium ingot, silico briquette fusing, the fusing of molybdenum block, the fusing of titanium block, the fusing of chromium block and nickel block, neodymium fusing and casting rod obtain alloy bar material, then by continuous drawing machine, obtain the silk material of 2 millimeters of diameter, after annealing, use it for spraying the prime coat of sial target.The alloy oxidation resistance that the present invention is prepared is strong, neither too hard, nor too soft, strong with the adhesion of penstock and target body, and does not have magnetic, and cost is cheap.
Description
Technical field
The present invention relates to a kind of alloy for being used to spray sial target prime coat and preparation method thereof, belong to material technology neck
Domain.
Background technology
In the production process of plasma spraying rotation sial target, having a procedure is made in 304 stainless steel penstocks
Prime coat, sial is sprayed on prime coat afterwards.If lacking prime coat, sial can not firmly be tied with stainless steel penstock
It is combined, segregation phenomenon will be produced, so as to causes target to be unable to normal use.At present, electric arc spraying nickel aluminium is commonly used（The aluminium of nickel 95
5）Silk makes prime coat.Adhesion is strong between such a mode penstock and sial, and reliability is high, but due to this B alloy wire nickel
Content is high, causes such a method cost higher, and such a coating has certain magnetic, has one to vacuum magnetron sputtering coating film
Fixed harmful effect.
The content of the invention
It is an object of the present invention to overcome the above deficiencies, there is provided a kind of B alloy wire replaces 5,95 aluminium of nickel, Ci Zhonghe
Comparatively cost is relatively low for spun gold, and without magnetic, and adhesion is strong, and reliability is high, nontoxic to human body, can be effective
Reduce the production cost of sial target.
According to technical scheme provided by the invention, a kind of alloy for being used to spray sial target prime coat, formula rate is pressed
Parts by weight meter is as follows：Aluminium 50-82 parts, titanium 5-20 parts, nickel 1-30 parts, chromium 0.3-5 parts, silicon 1-8 parts, molybdenum 0.2-3 parts, neodymium 0.1-2
Part；
The alloy for being used to spray sial target prime coat, formula rate are as follows by weight：Aluminium 56-74 parts, titanium
10-20 parts, nickel 4-22 parts, chromium 0.3-2 parts, silicon 2-8 parts, molybdenum 0.3-1.2 parts, neodymium 1.0-1.6 parts.
The alloy for being used to spray sial target prime coat, formula rate are as follows by weight：Aluminium 56-63 parts, titanium
13-20 parts, nickel 10-22 parts, chromium 1.1-2 parts, silicon 5-8 parts, molybdenum 0.3-0.5 parts, neodymium 1.3-1.6 parts.
The alloy for being used to spray sial target prime coat, formula rate are as follows by weight：Aluminium 62-63 parts, titanium
19-20 parts, nickel 10-11 parts, chromium 1.1-1.2 parts, silicon 5-6 parts, molybdenum 0.4-0.5 parts, neodymium 1.3-1.4 parts.
The preparation method for being used to spray the alloy of sial target prime coat, by weight step are：
Preparatory stage：Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；To being taken out in stove
Vacuum, stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 atmospheric pressure into stove；So 3 times repeatedly, afterwards
Vacuumizing makes pressure in stove be 6Pa；
（1）Aluminium ingot melts：Load weighted aluminium 50-82 parts are put into crucible, are melted aluminium ingot with 40-70kW power
To liquation, fusion temperature control is 700-730 DEG C, soaking time 1-3min；
（2）Silico briquette melts：Load weighted silicon 1-8 parts are added into step（1）In gained liquation, entered with 10-40kW power
Row fusing, after silico briquette is completely melt, 2-4min between maintaining the temperature at 700-800 DEG C with 5-15kW power；
（3）Molybdenum melts：Load weighted molybdenum 0.2-3 parts are added into step（2）In gained liquation, with 20-40kW power liter
Temperature all melts to 800-950 DEG C, by molybdenum；
（4）The fusing of titanium block：By load weighted titanium 5-20 parts, step is added（3）Gained liquation, with 30-60kW power
All fusings, control temperature are not higher than 1250 DEG C, are incubated 4-6min afterwards；
（5）The fusing of chromium and nickel block：In step（4）Chromium 0.3-5 parts and nickel 1-30 parts are added in gained liquation, uses 20-
50kW power fusing, control temperature are no more than 1350 DEG C；After chromium and nickel all fusing, gradually cooled with 5-10kW power
To between 700-950 DEG C, 2-4min is incubated；
（6）Neodymium melts：Load weighted neodymium 0.1-2 parts are added into step（5）In gained liquation, kept with 5-30kW power
Temperature is to 700-950 DEG C, after neodymium all melts, refines 18-22min；
（7）Casting rod：By step（6）Gained liquation draw, from crucible bottom mozzle introduce water mold, afterwards with
60-70mm/min speed is drawn, and is frozen into alloy bar；
（8）Wire drawing：To step（7）Made alloy bar wire drawing, using continuous drawing machine, mould working modulus is 9%, that is, is obtained
B alloy wire；
（9）Annealing：By step（8）Gained B alloy wire is incubated 28-32min at 500-600 DEG C and annealed, and obtains finished product use
In the alloy of spraying sial target prime coat.
Step（7）In a diameter of 6-9mm of alloy bar, step（8）In a diameter of 1-3mm of B alloy wire.
Beneficial effects of the present invention：The alloy oxidation resistance that the present invention is prepared is strong, neither too hard, nor too soft, with penstock and target
The adhesion of body is strong, and does not have magnetic, and cost is cheap.
Embodiment
Embodiment 1
Alloy ratio：50 parts of aluminium, 11 parts of titanium, 28 parts of nickel, 2.3 parts of chromium, 8 parts of silicon, 0.2 part of molybdenum, 0.5 part of neodymium.
The B alloy wire preparation method of be set forth in sprayed silicon aluminium target prime coat, step are：
Using vacuum continuous casting furnace, carry out the melting of raw material and be cast as rod.
1st, the preparatory stage：
（1）Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；
（2）Vacuumized in stove；Stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 atmospheric pressure into stove；
So 3 times repeatedly, vacuumize makes pressure in stove be 6Pa afterwards；
2nd, raw material melt
（1）Aluminium ingot melts：Load weighted 50 parts of aluminium is put into crucible, aluminium ingot is melted with 40kW power and melted
Liquid, fusion temperature control are 700-730 DEG C, soaking time 2min；
（2）Silico briquette melts：By load weighted 8 parts of addition steps of silicon（1）In gained liquation, melted with 15kW power
Change, after silico briquette is completely melt, 3 minutes between maintaining the temperature at 700-800 DEG C with 8kW power；
（3）Molybdenum melts：By load weighted 0.2 part of addition step of molybdenum（2）In gained liquation, it is warming up to 20kW power
800-950 DEG C, molybdenum is all melted；
（4）The fusing of titanium block：By load weighted 11 parts of titanium, step is added（3）Gained liquation, it is all molten with 45kW power
Change, control temperature is not higher than 1250 DEG C, is incubated 5 minutes afterwards；
（5）The fusing of chromium and nickel block：In step（4）28 parts of 2.3 parts of chromium and nickel are added in gained liquation, with 50kW power
Fusing, control temperature are no more than 1350 DEG C；After chromium and nickel all fusing, with 6kW power be gradually cooled to 900-950 DEG C it
Between, it is incubated 3 minutes；
（6）Neodymium melts：By load weighted 0.5 part of addition step of neodymium（5）In gained liquation, with 10kW power keeping temperature
To 900-950 DEG C, after neodymium all melts, refine 20 minutes；
3rd, casting rod：By step（6）Gained liquation introduces water mold from crucible bottom mozzle, afterwards with 65mm/min
Speed draw, Φ 8mm alloy bars are made.
4th, wire drawing：Step 3 gained Φ 8mm alloy bars base material is subjected to wire drawing；Using continuous drawing machine, mould working modulus is
9%, it is drawn to Φ 2mm silk materials.
5th, step 4 gained B alloy wire is annealed for 30 minutes in 500-600 DEG C of insulation, obtains final alloy silk.
Embodiment 2
Alloy ratio：56 parts of aluminium, 13 parts of titanium, 21 parts of nickel, 1.5 parts of chromium, 7 parts of silicon, 0.4 part of molybdenum, 1.1 parts of neodymium.
The B alloy wire preparation method of be set forth in sprayed silicon aluminium target prime coat, step are：
Using vacuum continuous casting furnace, carry out the melting of raw material and be cast as rod.
1st, the preparatory stage
（1）Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；
（2）Vacuumized in stove；Stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 atmospheric pressure into stove；
So 3 times repeatedly, vacuumize makes pressure in stove be 6Pa afterwards；
2nd, raw material melt
（1）Aluminium ingot melts：Load weighted 56 parts of aluminium is put into crucible, aluminium ingot is melted with 45kW power and melted
Liquid, fusion temperature control are 700-730 DEG C, soaking time 2min；
（2）Silico briquette melts：By load weighted 7 parts of addition steps of silicon（1）In gained liquation, melted with 15kW power
Change, after silico briquette is completely melt, 3 minutes between maintaining the temperature at 700-800 DEG C with 8kW power；
（3）Molybdenum melts：By load weighted 0.4 part of addition step of molybdenum（2）In gained liquation, it is warming up to 22kW power
800-950 DEG C, molybdenum is all melted；
（4）The fusing of titanium block：By load weighted 13 parts of titanium, step is added（3）Gained liquation, it is all molten with 49kW power
Change, control temperature is not higher than 1250 DEG C, is incubated 5 minutes afterwards；
（5）The fusing of chromium and nickel block：In step（4）21 parts of 1.5 parts of chromium and nickel are added in gained liquation, with 46kW power
Fusing, control temperature are no more than 1350 DEG C；After chromium and nickel all fusing, with 7kW power be gradually cooled to 900-950 DEG C it
Between, it is incubated 3 minutes；
（6）Neodymium melts：By load weighted 1.1 parts of addition steps of neodymium（5）In gained liquation, with 12kW power keeping temperature
To 900-950 DEG C, after neodymium all melts, refine 20 minutes；
3rd, casting rod：By step（6）Gained liquation introduces water mold from crucible bottom mozzle, afterwards with 65mm/min
Speed draw, Φ 8mm alloy bars are made.
4th, wire drawing：Step 3 gained Φ 8mm alloy bars base material is subjected to wire drawing；Using continuous drawing machine, mould working modulus is
9%, it is drawn to Φ 2mm silk materials.
5th, step 4 gained B alloy wire is annealed for 30 minutes in 500-600 DEG C of insulation, obtains final alloy silk.
Embodiment 3
Alloy ratio：60 parts of aluminium, 15 parts of titanium, 16 parts of nickel, 1.2 parts of chromium, 6 parts of silicon, 0.4 part of molybdenum, 1.4 parts of neodymium.
The B alloy wire preparation method of be set forth in sprayed silicon aluminium target prime coat, step are：
Using vacuum continuous casting furnace, carry out the melting of raw material and be cast as rod.
1st, the preparatory stage
（1）Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；
（2）Vacuumized in stove；Stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 atmospheric pressure into stove；
So 3 times repeatedly, vacuumize makes pressure in stove be 6Pa afterwards；
2nd, raw material melt
（1）Aluminium ingot melts：Load weighted 60 parts of aluminium is put into crucible, aluminium ingot is melted with 48kW power and melted
Liquid, fusion temperature control are 700-730 DEG C, soaking time 2min；
（2）Silico briquette melts：By load weighted 6 parts of addition steps of silicon（1）In gained liquation, melted with 16kW power
Change, after silico briquette is completely melt, 3 minutes between maintaining the temperature at 700-800 DEG C with 9kW power；
（3）Molybdenum melts：By load weighted 0.4 part of addition step of molybdenum（2）In gained liquation, it is warming up to 22kW power
800-950 DEG C, molybdenum is all melted；
（4）The fusing of titanium block：By load weighted 15 parts of titanium, step is added（3）Gained liquation, it is all molten with 52kW power
Change, control temperature is not higher than 1250 DEG C, is incubated 5 minutes afterwards；
（5）The fusing of chromium and nickel block：In step（4）16 parts of 1.2 parts of chromium and nickel are added in gained liquation, with 46kW power
Fusing, control temperature are no more than 1350 DEG C；After chromium and nickel all fusing, 880-930 DEG C is gradually cooled to 10kW power
Between, it is incubated 3 minutes；
（6）Neodymium melts：By load weighted 1.4 parts of addition steps of neodymium（5）In gained liquation, with 12kW power keeping temperature
To 880-930 DEG C, after neodymium all melts, refine 20 minutes；
3rd, casting rod：By step（6）Gained liquation introduces water mold from crucible bottom mozzle, afterwards with 65mm/min
Speed draw, Φ 8mm alloy bars are made.
4th, wire drawing：Step 3 gained Φ 8mm alloy bars base material is subjected to wire drawing；Using continuous drawing machine, mould working modulus is
9%, it is drawn to Φ 2mm silk materials.
5th, step 4 gained B alloy wire is annealed for 30 minutes in 500-600 DEG C of insulation, obtains final alloy silk.
Embodiment 4
Alloy ratio：65 parts of aluminium, 9 parts of titanium, 15 parts of nickel, 2 parts of chromium, 7 parts of silicon, 0.8 part of molybdenum, 1.2 parts of neodymium.
The B alloy wire preparation method of be set forth in sprayed silicon aluminium target prime coat, step are：
Using vacuum continuous casting furnace, carry out the melting of raw material and be cast as rod.
1st, the preparatory stage
（1）Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；
（2）Vacuumized in stove；Stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 atmospheric pressure into stove；
So 3 times repeatedly, vacuumize makes pressure in stove be 6Pa afterwards；
2nd, raw material melt：
（1）Aluminium ingot melts：Load weighted 65 parts of aluminium is put into crucible, aluminium ingot is melted with 50kW power and melted
Liquid, fusion temperature control are 700-730 DEG C, soaking time 2min；
（2）Silico briquette melts：By load weighted 7 parts of addition steps of silicon（1）In gained liquation, melted with 16kW power
Change, after silico briquette is completely melt, 3 minutes between maintaining the temperature at 700-800 DEG C with 10kW power；
（3）Molybdenum melts：By load weighted 0.8 part of addition step of molybdenum（2）In gained liquation, it is warming up to 25kW power
800-920 DEG C, molybdenum is all melted；
（4）The fusing of titanium block：By load weighted 9 parts of titanium, step is added（3）Gained liquation, it is all molten with 45kW power
Change, control temperature is not higher than 1250 DEG C, is incubated 5 minutes afterwards；
（5）The fusing of chromium and nickel block：In step（4）15 parts of 2 parts of chromium and nickel are added in gained liquation, is melted with 43kW power
Change, control temperature is no more than 1350 DEG C；After chromium and nickel all fusing, with 7kW power be gradually cooled to 860-920 DEG C it
Between, it is incubated 3 minutes；
（6）Neodymium melts：By load weighted 1.2 parts of addition steps of neodymium（5）In gained liquation, with 12kW power keeping temperature
To 860-920 DEG C, after neodymium all melts, refine 20 minutes；
3rd, casting rod：By step（6）Gained liquation introduces water mold from crucible bottom mozzle, afterwards with 65mm/min
Speed draw, Φ 8mm alloy bars are made.
4th, wire drawing：Step 3 gained Φ 8mm alloy bars base material is subjected to wire drawing；Using continuous drawing machine, mould working modulus is
9%, it is drawn to Φ 2mm silk materials.
5th, step 4 gained B alloy wire is annealed for 30 minutes in 500-580 DEG C of insulation, obtains final alloy silk.
Embodiment 5
Alloy ratio：70 parts of aluminium, 18 parts of titanium, 4 parts of nickel, 1 part of chromium, 4.3 parts of silicon, 1.2 parts of molybdenum, 1.5 parts of neodymium.
The B alloy wire preparation method of be set forth in sprayed silicon aluminium target prime coat, step are：
Using vacuum continuous casting furnace, carry out the melting of raw material and be cast as rod.
1st, the preparatory stage
（1）Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；
（2）Vacuumized in stove；Stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 atmospheric pressure into stove；
So 3 times repeatedly, vacuumize makes pressure in stove be 6Pa afterwards；
2nd, raw material melt
（1）Aluminium ingot melts：Load weighted 70 parts of aluminium is put into crucible, aluminium ingot is melted with 53kW power and melted
Liquid, fusion temperature control are 700-730 DEG C, soaking time 2min；
（2）Silico briquette melts：By load weighted 4.3 parts of addition steps of silicon（1）In gained liquation, melted with 16kW power
Change, after silico briquette is completely melt, 3 minutes between maintaining the temperature at 700-800 DEG C with 10kW power；
（3）Molybdenum melts：By load weighted 1.2 parts of addition steps of molybdenum（2）In gained liquation, it is warming up to 25kW power
800-920 DEG C, molybdenum is all melted；
（4）The fusing of titanium block：By load weighted 18 parts of titanium, step is added（3）Gained liquation, it is all molten with 55kW power
Change, control temperature is not higher than 1250 DEG C, is incubated 5 minutes afterwards；
（5）The fusing of chromium and nickel block：In step（4）4 parts of 1 part of chromium and nickel are added in gained liquation, is melted with 45kW power
Change, control temperature is no more than 1350 DEG C；After chromium and nickel all fusing, with 10kW power be gradually cooled to 860-920 DEG C it
Between, it is incubated 3 minutes；
（6）Neodymium melts：By load weighted 1.5 parts of addition steps of neodymium（5）In gained liquation, with 12kW power keeping temperature
To 860-920 DEG C, after neodymium all melts, refine 20 minutes；
3rd, casting rod：By step（6）Gained liquation introduces water mold from crucible bottom mozzle, afterwards with 65mm/Min
Speed draw, Φ 8mm alloy bars are made.
4th, wire drawing：Step 3 gained Φ 8mm alloy bars base material is subjected to wire drawing；Using continuous drawing machine, mould working modulus is
9%, it is drawn to Φ 2mm silk materials.
5th, step 4 gained B alloy wire is annealed for 30 minutes in 500-560 DEG C of insulation, obtains final alloy silk.
Embodiment 6
Alloy ratio：73 parts of aluminium, 5 parts of titanium, 14 parts of nickel, 2 parts of chromium, 4 parts of silicon, 0.7 part of molybdenum, 1.3 parts of neodymium.
The B alloy wire preparation method of be set forth in sprayed silicon aluminium target prime coat, step are：
Using vacuum continuous casting furnace, carry out the melting of raw material and be cast as rod.
1st, the preparatory stage
（1）Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；
（2）Vacuumized in stove；Stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 air into stove
Pressure；So 3 times repeatedly, vacuumize makes pressure in stove be 6Pa afterwards；
2nd, raw material melt
（1）Aluminium ingot melts：Load weighted 73 parts of aluminium is put into crucible, aluminium ingot is melted with 55kW power and melted
Liquid, fusion temperature control are 700-730 DEG C, soaking time 2min；
（2）Silico briquette melts：By load weighted 4 parts of addition steps of silicon（1）In gained liquation, melted with 16kW power
Change, after silico briquette is completely melt, 3 minutes between maintaining the temperature at 700-780 DEG C with 10kW power；
（3）Molybdenum melts：By load weighted 0.7 part of addition step of molybdenum（2）In gained liquation, it is warming up to 25kW power
800-910 DEG C, molybdenum is all melted；
（4）The fusing of titanium block：By load weighted 5 parts of titanium, step is added（3）Gained liquation, it is all molten with 40kW power
Change, control temperature is not higher than 1250 DEG C, is incubated 5 minutes afterwards；
（5）The fusing of chromium and nickel block：In step（4）14 parts of 2 parts of chromium and nickel are added in gained liquation, is melted with 45kW power
Change, control temperature is no more than 1350 DEG C；After chromium and nickel all fusing, with 10kW power be gradually cooled to 860-920 DEG C it
Between, it is incubated 3 minutes；
（6）Neodymium melts：By load weighted 1.3 parts of addition steps of neodymium（5）In gained liquation, with 12kW power keeping temperature
To 860-920 DEG C, after neodymium all melts, refine 20 minutes；
3rd, casting rod：By step（6）Gained liquation introduces water mold from crucible bottom mozzle, afterwards with 65mm/min
Speed draw, Φ 8mm alloy bars are made.
4th, wire drawing：Step 3 gained Φ 8mm alloy bars base material is subjected to wire drawing；Using continuous drawing machine, mould working modulus is
9%, it is drawn to Φ 2mm silk materials.
5th, step 4 gained B alloy wire is annealed for 30 minutes in 500-580 DEG C of insulation, obtains final alloy silk.
Embodiment 7
Alloy ratio：76 parts of aluminium, 9.5 parts of titanium, 3 parts of nickel, 4 parts of chromium, 3 parts of silicon, 2.5 parts of molybdenum, 2 parts of neodymium.
The B alloy wire preparation method of be set forth in sprayed silicon aluminium target prime coat, step are：
Using vacuum continuous casting furnace, carry out the melting of raw material and be cast as rod.
1st, the preparatory stage
（1）Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；
（2）Vacuumized in stove；Stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 air into stove
Pressure；So 3 times repeatedly, vacuumize makes pressure in stove be 6Pa afterwards；
2nd, raw material melt
（1）Aluminium ingot melts：Load weighted 76 parts of aluminium is put into crucible, aluminium ingot is melted with 60kW power and melted
Liquid, fusion temperature control are 700-730 DEG C, soaking time 2min；
（2）Silico briquette melts：By load weighted 3 parts of addition steps of silicon（1）In gained liquation, melted with 15kW power
Change, after silico briquette is completely melt, 3 minutes between maintaining the temperature at 700-780 DEG C with 10kW power；
（3）Molybdenum melts：By load weighted 2.5 parts of addition steps of molybdenum（2）In gained liquation, it is warming up to 30kW power
800-910 DEG C, molybdenum is all melted；
（4）The fusing of titanium block：By load weighted 9.5 parts of titanium, step is added（3）Gained liquation, it is whole with 35kW power
Fusing, control temperature are not higher than 1250 DEG C, are incubated 5 minutes afterwards；
（5）The fusing of chromium and nickel block：In step（4）3 parts of 4 parts of chromium and nickel are added in gained liquation, is melted with 40kW power
Change, control temperature is no more than 1350 DEG C；After chromium and nickel all fusing, with 10kW power be gradually cooled to 860-910 DEG C it
Between, it is incubated 3 minutes；
（6）Neodymium melts：By load weighted 2 parts of addition steps of neodymium（5）In gained liquation, with 12kW power keeping temperature extremely
860-900 DEG C, after neodymium all melts, refine 20 minutes；
3rd, casting rod：By step（6）Gained liquation introduces water mold from crucible bottom mozzle, afterwards with 65mm/min
Speed draw, Φ 8mm alloy bars are made.
4th, wire drawing：Step 3 gained Φ 8mm alloy bars base material is subjected to wire drawing；Using continuous drawing machine, mould working modulus is
9%, it is drawn to Φ 2mm silk materials.
5th, step 4 gained B alloy wire is annealed for 30 minutes in 500-550 DEG C of insulation, obtains final alloy silk.
Embodiment 8
Alloy ratio：80 parts of aluminium, 9 parts of titanium, 2 parts of nickel, 1 part of chromium, 3 parts of silicon, 3 parts of molybdenum, 2 parts of neodymium；
The B alloy wire preparation method of be set forth in sprayed silicon aluminium target prime coat, step are：
Using vacuum continuous casting furnace, carry out the melting of raw material and be cast as rod.
1st, the preparatory stage
（1）Raw material are added in vacuum continuous casting furnace feed bin, closing fire door makes stove interior sealing；
（2）Vacuumized in stove；Stop pumping when pressure is 10Pa in stove, and argon gas is filled with to 1 air into stove
Pressure；So 3 times repeatedly, vacuumize makes pressure in stove be 6Pa afterwards；
2nd, raw material melt
（1）Aluminium ingot melts：Load weighted 80 parts of aluminium is put into crucible, aluminium ingot is melted with 65kW power and melted
Liquid, fusion temperature control are 700-730 DEG C, soaking time 2min；
（2）Silico briquette melts：By load weighted 3 parts of addition steps of silicon（1）In gained liquation, melted with 15kW power
Change, after silico briquette is completely melt, 3 minutes between maintaining the temperature at 700-780 DEG C with 10kW power；
（3）Molybdenum melts：By load weighted 3 parts of addition steps of molybdenum（2）In gained liquation, 800- is warming up to 35kW power
910 DEG C, molybdenum is all melted；
（4）The fusing of titanium block：By load weighted 9 parts of titanium, step is added（3）Gained liquation, it is all molten with 35kW power
Change, control temperature is not higher than 1250 DEG C, is incubated 5 minutes afterwards；
（5）The fusing of chromium and nickel block：In step（4）2 parts of 1 part of chromium and nickel are added in gained liquation, is melted with 30kW power
Change, control temperature is no more than 1350 DEG C；After chromium and nickel all fusing, with 10kW power be gradually cooled to 860-910 DEG C it
Between, it is incubated 3 minutes；
（6）Neodymium melts：By load weighted 2 parts of addition steps of neodymium（5）In gained liquation, with 12kW power keeping temperature extremely
860-900 DEG C, after neodymium all melts, refine 20 minutes；
3rd, casting rod：By step（6）Gained liquation introduces water mold from crucible bottom mozzle, afterwards with 65mm/min
Speed draw, Φ 8mm alloy bars are made.
4th, wire drawing：Step 3 gained Φ 8mm alloy bars base material is subjected to wire drawing；Using continuous drawing machine, mould working modulus is
9%, it is drawn to Φ 2mm silk materials；
5th, step 4 gained B alloy wire is annealed for 30 minutes in 500-550 DEG C of insulation, obtains final alloy silk.
Application Example
B alloy wire obtained by embodiment is fabricated to the prime coat of spraying sial target, thickness 0.3-0.4 with electric arc spraying
Millimeter.By test, the B alloy wire prime coat of the gained of embodiment 1 and the bond strength of stainless steel penstock can reach 60MPa with
On, the bond strength of prime coat and sial can reach more than 55MPa；The B alloy wire prime coat of the gained of embodiment 4 with it is stainless
The bond strength of steel back pipe can reach more than 57MPa, and the bond strength of prime coat and sial can reach more than 55MPa；Implement
The B alloy wire prime coat of the gained of example 8 and the bond strength of stainless steel penstock can reach more than 52MPa, prime coat and sial
Bond strength can reach more than 50MPa.B alloy wire obtained by embodiment 1-8 can all meet to spray wanting for sial target prime coat
Ask.
Because nickel price is higher, therefore the proportioning of suitable aluminium and nickel is selected further to be dropped on the basis of effect is ensured
Low-alloy cost.
Claims (8)
- A kind of 1. alloy for being used to spray sial target prime coat, it is characterized in that formula rate is as follows by weight：Aluminium 50-82 Part, titanium 5-20 parts, nickel 1-30 parts, chromium 0.3-5 parts, silicon 1-8 parts, molybdenum 0.2-3 parts, neodymium 0.1-2 parts；By above-mentioned material according to certain Order is melted, and the alloy that product is used to spray sial target prime coat is obtained after casting rod, wire drawing and annealing.
- 2. it is used for the alloy for spraying sial target prime coat as claimed in claim 1, it is characterized in that formula rate is by weight It is as follows：Aluminium 56-74 parts, titanium 10-20 parts, nickel 4-22 parts, chromium 0.3-2 parts, silicon 2-8 parts, molybdenum 0.3-1.2 parts, neodymium 1.0-1.6 parts.
- 3. it is used for the alloy for spraying sial target prime coat as claimed in claim 2, it is characterized in that formula rate is by weight It is as follows：Aluminium 56-63 parts, titanium 13-20 parts, nickel 10-22 parts, chromium 1.1-2 parts, silicon 5-8 parts, molybdenum 0.3-0.5 parts, neodymium 1.3-1.6 parts.
- 4. it is used for the alloy for spraying sial target prime coat as claimed in claim 3, it is characterized in that formula rate is by weight It is as follows：Aluminium 62-63 parts, titanium 19-20 parts, nickel 10-11 parts, chromium 1.1-1.2 parts, silicon 5-6 parts, molybdenum 0.4-0.5 parts, neodymium 1.3-1.4 Part.
- 5. it is used for the preparation method for spraying the alloy of sial target prime coat described in claim 1, it is characterized in that formula rate is pressed Parts by weight meter, preparation process are：（1）Aluminium ingot melts：Load weighted aluminium 50-82 parts are put into crucible, aluminium ingot is melted with 40-70kW power and melted Liquid, fusion temperature control are 700-730 DEG C, soaking time 1-3min；（2）Silico briquette melts：Load weighted silicon 1-8 parts are added into step（1）In gained liquation, melted with 10-40kW power Change, after silico briquette is completely melt, 2-4min between maintaining the temperature at 700-800 DEG C with 5-15kW power；（3）Molybdenum melts：Load weighted molybdenum 0.2-3 parts are added into step（2）In gained liquation, it is warming up to 20-40kW power 800-950 DEG C, molybdenum is all melted；（4）The fusing of titanium block：By load weighted titanium 5-20 parts, step is added（3）Gained liquation, it is whole with 30-60kW power Fusing, control temperature are not higher than 1250 DEG C, are incubated 4-6min afterwards；（5）The fusing of chromium and nickel block：In step（4）Chromium 0.3-5 parts and nickel 1-30 parts are added in gained liquation, with 20-50kW's Power melts, and control temperature is no more than 1350 DEG C；After chromium and nickel all fusing, 700- is gradually cooled to 5-10kW power Between 950 DEG C, 2-4min is incubated；（6）Neodymium melts：Load weighted neodymium 0.1-2 parts are added into step（5）In gained liquation, with 5-30kW power keeping temperature To 700-950 DEG C, after neodymium all melts, 18-22min is refined；（7）Casting rod：By step（6）Gained liquation is drawn, and water mold is introduced from crucible bottom mozzle, afterwards with 60- 70mm/min speed is drawn, and is frozen into alloy bar；（8）Wire drawing：To step（7）Made alloy bar wire drawing, using continuous drawing machine wire drawing, that is, obtains B alloy wire；（9）Annealing：By step（8）Gained B alloy wire is incubated 28-32min at 500-600 DEG C and annealed, and obtains finished product and is used to spray Apply the alloy of sial target prime coat.
- 6. it is used for the preparation method for spraying the alloy of sial target prime coat as claimed in claim 5, it is characterized in that：Smelting equipment For vacuum continuous casting furnace, in use, being first shut off fire door makes stove interior sealing, then to being vacuumized in stove, when pressure is in stove Stop pumping during 10Pa, and argon gas is filled with to 1 atmospheric pressure into stove；So 3 times repeatedly, vacuumize makes the pressure in stove be afterwards 6Pa。
- 7. it is used for the preparation method for spraying the alloy of sial target prime coat as claimed in claim 5, it is characterized in that：Step（7） In a diameter of 6-9mm of alloy bar.
- 8. it is used for the preparation method for spraying the alloy of sial target prime coat as claimed in claim 5, it is characterized in that：Step（8） In a diameter of 1-3mm of B alloy wire.
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