CN204608126U - Aluminium melt purifying a refining unit - Google Patents
Aluminium melt purifying a refining unit Download PDFInfo
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- CN204608126U CN204608126U CN201520315946.7U CN201520315946U CN204608126U CN 204608126 U CN204608126 U CN 204608126U CN 201520315946 U CN201520315946 U CN 201520315946U CN 204608126 U CN204608126 U CN 204608126U
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Abstract
The utility model discloses a kind of aluminium melt purifying a refining unit, it comprises degasification tank and principal controller, the bottom of described degasification tank is provided with rare gas element input unit, and the top of degasification tank is provided with vacuum extractor, and rare gas element input unit and vacuum extractor all communicate with degasification tank; Described rare gas element input unit and vacuum extractor are all electrically connected with principal controller; The both sides of described degasification tank have the import of aluminium liquid and the outlet of aluminium liquid, and the import of aluminium liquid and the outlet of aluminium liquid are positioned at the bottom of degasification tank; Aluminium liquid entrance end on described degasification tank is electrically connected with laser range sensor, and laser range sensor is electrically connected with principal controller.Have the following advantages: impurity-eliminating effect is better, can carry out refining purification, arbitrarily can change the dehydrogenation requirement of various alloy in process of production under the state of perfect vacuum to aluminium liquid, do not need to discharge raffinate, greatly reduce metal loss.
Description
Technical field
The utility model product belongs to molten aluminium technical field, is a kind of novel aluminum cleaning molten a refining unit.
Background technology
At present the most direct technology, injects inert gas source bottom aluminium liquid exactly, contacting refining, in rare gas element floating-upward process, being removed by these detrimental impurity by stirring to mix with aluminium liquid.
Rely on this technology, traditional aluminium melt purifying a refining unit, such as U.S. SNIF, the aluminium melt purifying a refining unit that France Alpur and U.S. Pyrotek provides, one to two graphite rotator is inserted by a degasification tank (closing the casing storing aluminium liquid) top, in the drive lower rotor part fast rotational of external transmission mechanism, the impeller of rotor lower end (inserting the part of aluminium liquid) is carried out high speed rotating and is stirred in aluminium liquid, source of the gas in the inertia source of the gas cabinet that casing is external is by inserting the hollow pipe of the graphite rotator of aluminium liquid by the output point input aluminium liquid of rare gas element through rotor wheel.The impeller of high speed rotating blends the inertia bubble exported, and to reaching the detrimental impurity in inertia bubble maximized specific area contact aluminium liquid, obtains best dehydrogenation effect.
But this hydrogen storage equipment that removes also exists following unavoidable defective workmanship:
A, in actually operating, due to the thermal expansion reason of inertia bubble, cannot carry out and contact with detrimental impurity is saturated in aluminium liquid, therefore can produce dehydrogenation blind spot, when metal treatment amount 10T/H, dehydrogenation effect can only reach 50%(and 0.14ml/100g);
The case lid of B, body structure and casing cannot effective sealings, cause the Air infitration outside casing aluminium liquid oxide on surface can be caused to regenerate to box house, producing eddy current when the high speed rotating of graphite rotator makes these slag blankets again bring in aluminium liquid, defines the secondary pollution of aluminium liquid;
C, graphite rotator expose liquid level part can produce oxidation, greatly reduces the work-ing life of graphite rotator;
D, be located at the top of degasification tank because of aluminium liquid import and export, the aluminium liquid emptying that must will remain in degasification tank when producing the different trade mark alloy species of displacement, directly causes the loss of amount of metal;
Inertia bubble and the hydrogen in aluminium liquid, slag and basic metal can not carry out fully effectively contacting by the frame mode of E, graphite rotator, do not reach desirable dehydrogenation effect.
Utility model content
The utility model product technical problem to be solved is, a kind of aluminium melt purifying a refining unit provided, impurity-eliminating effect is better, refining purification can be carried out to aluminium liquid under the state of perfect vacuum, arbitrarily can change the dehydrogenation requirement of various alloy in process of production, do not need to discharge raffinate, greatly reduce metal loss.
For solving the problems of the technologies described above, the aluminium melt purifying a refining unit that the utility model product provides, it comprises degasification tank and principal controller, the bottom of described degasification tank is provided with rare gas element input unit, the top of degasification tank is provided with vacuum extractor, and rare gas element input unit and vacuum extractor all communicate with degasification tank; Described rare gas element input unit is all connected with principal controller with vacuum extractor; The both sides of described degasification tank have the import of aluminium liquid and the outlet of aluminium liquid, and the import of aluminium liquid and the outlet of aluminium liquid are positioned at the bottom of degasification tank; Aluminium liquid entrance end on described degasification tank is connected with laser range sensor, and laser range sensor is connected with principal controller.Because the outlet of aluminium liquid being arranged on the bottom of degasification tank, in vacuum stripping case, aluminium liquid can use totally completely in process of production, does not have residual aluminum liquid.Arbitrarily can change the dehydrogenation requirement of various alloy in process of production, not need to discharge raffinate, greatly reduce metal loss.
As preferably, described vacuum extractor comprises the main pipeline that communicates with degasification tank top and the first lateral of communicating respectively with main pipeline and the second lateral, and described first lateral is provided with pressure transmitter; Second lateral is provided with vacuum generator and pneumatic controller successively, the end of the second lateral is connected with compressed air source cabinet, described pneumatic controller is located between vacuum generator and compressed air source cabinet, and the pipeline between described pneumatic controller and compressed air source cabinet is provided with compressed air control valve; Described principal controller is connected with pneumatic controller and pressure transmitter respectively.Pneumatic controller carries out Real-Time Monitoring by negative pressure transducer to the pressure in degasification tank, controls the pressurized air sent in vacuum generator simultaneously.Change negative pressure value in degasification tank by adjusting compressed-air actuated quantification, this quantification is through vacuum generator to realize.Whole process, negative pressure transducer and vacuum generator are formed a closed-loop control by pneumatic controller, and Real-Time Monitoring changes in real time, directly control the I/O amount needed for aluminium liquid.
As preferably, described rare gas element input unit comprises the motor that the rotor being positioned at degasification tank inner bottom part and the inert gas source cabinet be located at outside degasification tank and rotor driven rotate, rotor is provided with the stator and rotating shaft that are mated use, described stator is hollow, rotating shaft is located at stator interior, leave space between rotating shaft and stator, motor is connected with rotating shaft holder in rotating shaft by belt; Rare gas element is transported in stator by pipeline and then enters in rotor by described inert gas source cabinet, and this pipeline is provided with rare gas element controller and inert gas control valve, and inert gas control valve is located between rare gas element controller and inert gas source cabinet; Described primary controller is connected with motor and rare gas element controller respectively.The design of the graphite rotator of underneath type makes whole rotor all at aluminium liquid internal work, can not cause oxidative wear, substantially prolongs rotor work-ing life.
Negative pressure in principal controller Real-Time Monitoring degasification tank, rotor speed, rare gas element air input, rotor are for the change of liquid level in pressure value, degasification tank, all these data can be limited in the numerical range of a safety, for the sake of security, detecting that value of feedback exceedes these scopes as controlled central processing system, equipment can be forced to terminate.
As preferably, be provided with the cavity body with rotor coaxial in described rotor, space is left at the described top of stator and the top of cavity body; Described rotor wall is provided with multiple circumferentially spaced discharge outlet, and described discharge outlet communicates with cavity body; The bottom of described rotor is provided with into aluminium mouth, enters aluminium mouth and communicates with cavity body.When rotor high-speed rotates, siphon principle is utilized to be drawn in the open inner cavity body of rotor by aluminium liquid, make it mix and blend abundant with inertia source of the gas in the cavity body being less than casing 500 times, reach capacity the object stirred, define the air curtain source trickleer than traditional way, hydrogen in aluminium liquid and slag are taken out of by the inert gas curtain that this layer is formed in floating uphill process, thus reach aluminium liquid purification object.
As preferably, described cavity body is stepped appearance, comprise the first ladder, the second ladder and the 3rd ladder from top to bottom successively, the cavity body diameter at described first ladder place is less than the cavity body diameter at the second ladder place, the cavity body diameter at the second ladder place is less than the cavity body diameter at the 3rd ladder place, described discharge outlet and enter aluminium mouth and all communicate with the cavity body at the 3rd ladder place.Cavity body is set to stepped appearance, can make to be input to the inertia source of the gas in cavity body from stator and blend into tiny inertia bubble with the rotor of high speed rotating in each ladder corner, form more trickle air curtain source, to increase the contact surface area of inertia bubble, reach the objectionable impurities in maximized contact aluminium liquid, obtain best dehydrogenation effect.
As preferably, the upper end of described stator is provided with two annular boss from top to bottom successively, and the longitudinal cross-section of described annular boss is reduced to the side away from stator gradually by the side near stator; Described upper annular boss is positioned at the first ladder corner, and described lower annular boss is positioned at the second ladder corner, and described upper annular boss is less than the gap of lower annular boss to the second ladder corner to the gap of the first ladder corner.At the maximum diameter place of annular boss, this place is equivalent to the effect of cutting knife, and that can improve inertia source of the gas further is blended effect.These two gap locations have the effect of current limliting, and inertia source of the gas can be blended fully.
As preferably, be provided with two rotors in described degasification tank, a rotor is near the import of aluminium liquid, and another rotor is near the outlet of aluminium liquid, and be provided with dividing plate between two rotors, the rear of dividing plate is provided with middle pneumatic flashboard; Described aluminium liquid outlet is provided with the pneumatic flashboard of outlet.Rotor high-speed can produce eddy current when rotating, and in order to prevent the rotor of two high speed rotating from mutually disturbing, is therefore provided with dividing plate between them.
As preferably, the below of described rotor is provided with aluminium liquid transferring box, and transferring box is provided with import and outlet, export with epitrochanterian enter aluminium mouth communicate.During the work initial stage, ensure that aluminium liquid is entered in the cavity body of rotor by transferring box.
As preferably, the surface of described rotor is provided with absorption groove, and described absorption groove scribbles oxidation resistant coating.According to the characteristic of graphite, the surperficial smoother of graphite rotator, therefore by setting up absorption groove to increase the adsorptive power of oxidation resistant coating.
In order to obtain more air curtain source, the rotating speed that the rotating ratio of rotor is traditional improves nearly 50%, thus causes the wearing and tearing of aluminium melt purifying a refining unit, in order to address this problem, there is the wear-resistant coating of high-temperature oxidation resistant in the surface-coated of rotor, improve the work-ing life of rotor.
As preferably, the second lateral between described main pipeline and vacuum generator is provided with fly-ash separator.Vacuum generator can take away the scum silica frost on aluminium liquid top in degasification tank while taking out negative pressure to degasification tank, and scum silica frost can drop in the slag box of its underpart through fly-ash separator, and this has greatly improved for improving in-situ production environment.In addition, the gas overheated in the process of suction can enter vacuum generator equally, and now fly-ash separator act as the effect of water cooler, greatly improves the work-ing life of vacuum generator.
After adopting above structure, the aluminium melt purifying a refining unit of the utility model product compared with prior art, has the following advantages:
A, under the state of perfect vacuum, refining purification is carried out to aluminium liquid, stop outside air and enter in degasification tank, and cause the secondary pollution of aluminium liquid, and the degasification tank vacuum structure of sealing guarantees the stability of its long term operation under the high temperature conditions;
The design of the graphite rotator of B, underneath type makes whole rotor all at aluminium liquid internal work, can not cause oxidative wear, substantially prolongs rotor work-ing life;
In C, in process of production vacuum stripping case, aluminium liquid can use totally completely, does not have residual aluminum liquid, arbitrarily can change the dehydrogenation requirement of various alloy in process of production, does not need to discharge raffinate, greatly reduces metal loss;
D, unique construction due to graphite rotator, dehydrogenation effect exceeds the 50%(of traditional dehydrogenation effect and dehydrogenation total amount reaches more than 75%, 0.09ml/100g);
E, whole plant can be made to be adapted to unattended operation by setting up principal controller.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model structure vertical view;
Fig. 3 is the utility model rotor structure schematic diagram;
Fig. 4 is A place partial enlarged drawing in Fig. 3.
Wherein: 1, degasification tank, 2, principal controller, 3, the import of aluminium liquid, 4, aluminium liquid exports, 5, laser range sensor, 6, pressure transmitter, 7, vacuum generator, 8, pneumatic controller, 9, compressed air source cabinet, 10, compressed air control valve, 11, rotor, 12, inert gas source cabinet, 13, motor, 14, stator, 15, rotating shaft holder, 16, rare gas element controller, 17, inert gas control valve, 18, cavity body, 19, discharge outlet, 20, enter aluminium mouth, 21, first ladder, 22, second ladder, 23, 3rd ladder, 24, annular boss, 25, dividing plate, 26, middle pneumatic flashboard, 27, export pneumatic flashboard, 28, transferring box, 29, absorption groove, 30, fly-ash separator.
Embodiment
Below by embodiment, the utility model will be further described by reference to the accompanying drawings.
As Fig. 1-4 shows, the aluminium melt purifying a refining unit that the present embodiment provides, it comprises degasification tank 1 and principal controller 2, and the bottom of described degasification tank 1 is provided with rare gas element input unit, the top of degasification tank 1 is provided with vacuum extractor, and rare gas element input unit and vacuum extractor all communicate with degasification tank 1; Described rare gas element input unit is all connected with principal controller 2 with vacuum extractor; The both sides of described degasification tank 1 have aluminium liquid import 3 and aluminium liquid outlet 4, and aluminium liquid import 3 and aluminium liquid outlet 4 are positioned at the bottom of degasification tank 1; Aluminium liquid entrance end on described degasification tank 1 is electrically connected with laser range sensor 5, and laser range sensor 5 is connected with principal controller 2.
Described vacuum extractor comprises the main pipeline that communicates with degasification tank 1 top and the first lateral of communicating respectively with main pipeline and the second lateral, and described first lateral is provided with pressure transmitter 6; Second lateral is provided with successively vacuum generator 7 and pneumatic controller 8, the end of the second lateral is connected with compressed air source cabinet 9, described pneumatic controller 8 is located between vacuum generator 7 and compressed air source cabinet 9, and the pipeline between described pneumatic controller 8 and compressed air source cabinet 9 is provided with compressed air control valve 10; Described principal controller 2 is connected with pneumatic controller 8 and pressure transmitter 6 respectively.
Described rare gas element input unit comprises the motor 13 that the rotor 11 being positioned at degasification tank 1 inner bottom part and the inert gas source cabinet 12 be located at outside degasification tank 1 and rotor driven rotate, rotor 11 is provided with the stator 14 and rotating shaft that are mated use, described stator 14 is hollow, rotating shaft is located at stator interior, leave space between rotating shaft and stator 14, motor 13 is connected with rotating shaft holder in rotating shaft 15 by belt; Rare gas element is transported in stator 14 by pipeline and then enters in rotor 11 by described inert gas source cabinet 12, this pipeline is provided with rare gas element controller 16 and inert gas control valve 17, and inert gas control valve 17 is located between rare gas element controller 16 and inert gas source cabinet 12; Described primary controller 2 is connected with motor 13 and rare gas element controller 16 respectively.
Be provided with the cavity body 18 with rotor coaxial in described rotor 11, space is left at the described top of stator 14 and the top of cavity body 18; Described rotor 11 wall is provided with multiple circumferentially spaced discharge outlet 19, and described discharge outlet 19 communicates with cavity body 18; The bottom of described rotor 11 is provided with into aluminium mouth 20, enters aluminium mouth 20 and communicates with cavity body 18.
Described cavity body 18 is stepped appearance, comprise the first ladder 21, second ladder 22 and the 3rd ladder 23 from top to bottom successively, the cavity body diameter at described first ladder place is less than the cavity body diameter at the second ladder place, the cavity body diameter at the second ladder place is less than the cavity body diameter at the 3rd ladder place, described discharge outlet 19 and enter aluminium mouth 20 and all communicate with the cavity body at the 3rd ladder place.
The upper end of described stator 14 is provided with two annular boss 24 from top to bottom successively, and the longitudinal cross-section of described annular boss 24 is reduced to the side away from stator gradually by the side near stator; Described upper annular boss is positioned at the first ladder corner, and described lower annular boss is positioned at the second ladder corner, and described upper annular boss is less than the gap of lower annular boss to the second ladder corner to the gap of the first ladder corner.
Be provided with two rotors, 11, rotor in described degasification tank 1 near the import of aluminium liquid, another rotor is near the outlet of aluminium liquid, and be provided with dividing plate 25 between two rotors, the rear of dividing plate 25 is provided with middle pneumatic flashboard 26; Described aluminium liquid outlet is provided with the pneumatic flashboard 27 of outlet.
The below of described rotor 11 is provided with aluminium liquid transferring box 28, and transferring box 28 is provided with import and outlet, export with epitrochanterian enter aluminium mouth 20 communicate.
The surface of described rotor 11 is provided with absorption groove 29, and described absorption groove 29 scribbles oxidation resistant coating.Absorption groove effectively expands the specific area of coating at rotor, enhances the adhesive power of coating and rotor.
The second lateral between described main pipeline and vacuum generator 7 is provided with fly-ash separator 30.
Aluminium liquid and more tiny inertia bubble are discharged from venting port, more tiny inertia bubble disperse is in the aluminium liquid of degasification tank, define one deck inert gas curtain, the hydrogen in aluminium liquid and slag are taken out of by this layer of inert gas curtain in floating rising, to reach the object of aluminium liquid purification.
Use step:
1, need before the use to carry out preheating to casing, can use when guaranteeing that casing is more than 470 DEG C;
2, before entering aluminium liquid, middle pneumatic flashboard lifts, export pneumatic flashboard to fall, electric motor starting also makes it remain on a lower rotating speed by principal controller, start and start a small amount of air feed in rotor by rare gas element controller simultaneously, also open the cold gas of rotating shaft holder, now laser range sensor enters and detects the preparatory stage simultaneously;
3, aluminium liquid starts to enter degasification tank, and laser range sensor detects the change of liquid level, and when reaching set(ting)value, principal controller triggers pneumatic controller;
4, pneumatic controller carries out Real-Time Monitoring by pressure transmitter to the pressure in degasification tank, the pressurized air sent in vacuum generator is controlled simultaneously, negative pressure value in degasification tank is changed by adjusting compressed-air actuated quantification, this change is through vacuum generator to realize, in this process, pressure transmitter and vacuum generator are formed a closed-loop control by pneumatic controller, and Real-Time Monitoring changes in real time, directly control the input needed for aluminium liquid, work output;
5, servo antrol in whole process, principal controller adjusts rare gas element controller and motor simultaneously, along with the change of liquid level in vacuum stripping case, the rotating speed of rotor and air input are adjusted in real time, because rotor is positioned at the bottom of degasification tank, liquid level change in degasification tank directly causes the static pressure on rotor top to change, increase the outflow resistance of rare gas element simultaneously, oppositely entering (this process is not allowed to) of aluminium liquid is there will be when certain quantification, this very big destruction of will bring equipment, therefore the tolerance of rotor must be adjusted according to the change (or change of liquid level) of negative pressure,
6, in degasification tank, liquid level is according to aluminium liquid capacity in the automatic Twentyfoot Equivalent Units of different-alloy density, and the negative pressure in degasification tank can be set in different values according to different-alloy and different treatment amount, and the change of negative pressure is embodied directly in the height of aluminium liquid in casing; After reaching the value of needs, middle pneumatic flashboard declines, degasification tank is divided into influent stream chamber and goes out to flow chamber, in each cavity, independently rotor carries out refining by the rare gas element entered to molten aluminium, while middle pneumatic flashboard is fallen, export pneumatic flashboard not exclusively to open, it keeps a less aperture in the starting stage, opens completely when the aluminium liquid in casting equipment reaches steady state rear;
7, after system obtains the instruction of casting end, principal controller is regulated and controled negative pressure in casing by pneumatic controller, in whole process, vacuum is progressively successively decreased, in casting epilog, the rotating speed of rotor and tolerance also can adjust according to the change of negative pressure of vacuum, thus can increase the cleaning difficulty in rotor work-ing life and minimizing later stage.
The inflow step of aluminium liquid:
1, aluminium liquid enters in degasification tank by the import of aluminium liquid, rotor high-speed rotates, siphon principle is utilized to be drawn in the open inner cavity body of rotor by aluminium liquid by transferring box, make it mix and blend abundant with inertia source of the gas in the cavity body being less than casing 500 times, reach capacity the object stirred, make rare gas element form more trickle air curtain source, be drained in degasification tank from discharge outlet;
2, when aluminium liquid liquid level is higher than setting fluid value, middle pneumatic flashboard declines, and is divided into by degasification tank two chambers to carry out refining to aluminium liquid separately.
Claims (10)
1. an aluminium melt purifying a refining unit, it comprises degasification tank, it is characterized in that: it also comprises principal controller, and the bottom of described degasification tank is provided with rare gas element input unit, the top of degasification tank is provided with vacuum extractor, and rare gas element input unit and vacuum extractor all communicate with degasification tank; Described rare gas element input unit and vacuum extractor are all electrically connected with principal controller; The both sides of described degasification tank have the import of aluminium liquid and the outlet of aluminium liquid, and the import of aluminium liquid and the outlet of aluminium liquid are positioned at the bottom of degasification tank; Aluminium liquid entrance end on described degasification tank is electrically connected with laser range sensor, and laser range sensor is electrically connected with principal controller.
2. aluminium melt purifying a refining unit according to claim 1, it is characterized in that: described vacuum extractor comprises the main pipeline that communicates with degasification tank top and the first lateral of communicating respectively with main pipeline and the second lateral, and described first lateral is provided with pressure transmitter; Second lateral is provided with vacuum generator and pneumatic controller successively, the end of the second lateral is connected with compressed air source cabinet, described pneumatic controller is located between vacuum generator and compressed air source cabinet, and the pipeline between described pneumatic controller and compressed air source cabinet is provided with compressed air control valve; Described principal controller is electrically connected with pneumatic controller and pressure transmitter respectively.
3. aluminium melt purifying a refining unit according to claim 1, it is characterized in that: described rare gas element input unit comprises the motor that the rotor being positioned at degasification tank inner bottom part and the inert gas source cabinet be located at outside degasification tank and rotor driven rotate, rotor is provided with the stator and rotating shaft that are mated use, described stator is hollow, rotating shaft is located at stator interior, leave space between rotating shaft and stator, motor is connected with rotating shaft holder in rotating shaft by belt; Rare gas element is transported in stator by pipeline and then enters in rotor by described inert gas source cabinet, and this pipeline is provided with rare gas element controller and inert gas control valve, and inert gas control valve is located between rare gas element controller and inert gas source cabinet; Described primary controller is electrically connected with motor and rare gas element controller respectively.
4. aluminium melt purifying a refining unit according to claim 3, is characterized in that: be provided with the cavity body with rotor coaxial in described rotor, and space is left at the described top of stator and the top of cavity body; Described rotor wall is provided with multiple circumferentially spaced discharge outlet, and described discharge outlet communicates with cavity body; The bottom of described rotor is provided with into aluminium mouth, enters aluminium mouth and communicates with cavity body.
5. aluminium melt purifying a refining unit according to claim 4, it is characterized in that: described cavity body is stepped appearance, comprise the first ladder, the second ladder and the 3rd ladder from top to bottom successively, the cavity body diameter at described first ladder place is less than the cavity body diameter at the second ladder place, the cavity body diameter at the second ladder place is less than the cavity body diameter at the 3rd ladder place, described discharge outlet and enter aluminium mouth and all communicate with the cavity body at the 3rd ladder place.
6. aluminium melt purifying a refining unit according to claim 5, it is characterized in that: the upper end of described stator is provided with two annular boss from top to bottom successively, the longitudinal cross-section of described annular boss is reduced to the side away from stator gradually by the side near stator; Upper annular boss is positioned at the first ladder corner, and lower annular boss is positioned at the second ladder corner, and described upper annular boss is less than the gap of lower annular boss to the second ladder corner to the gap of the first ladder corner.
7. aluminium melt purifying a refining unit according to claim 6, it is characterized in that: be provided with two rotors in described degasification tank, a rotor is near the import of aluminium liquid, and another rotor exports near aluminium liquid, be provided with dividing plate between two rotors, the rear of dividing plate is provided with middle pneumatic flashboard; Described aluminium liquid outlet is provided with the pneumatic flashboard of outlet.
8. aluminium melt purifying a refining unit according to claim 7, is characterized in that: the below of described rotor is provided with aluminium liquid transferring box, and transferring box is provided with import and outlet, export with epitrochanterian enter aluminium mouth communicate.
9. aluminium melt purifying a refining unit according to claim 3, is characterized in that: the surface of described rotor is provided with absorption groove, and described absorption groove scribbles oxidation resistant coating.
10. aluminium melt purifying a refining unit according to claim 2, is characterized in that: the second lateral between described main pipeline and vacuum generator is provided with fly-ash separator.
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| CN201520315946.7U CN204608126U (en) | 2015-05-18 | 2015-05-18 | Aluminium melt purifying a refining unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818392A (en) * | 2015-05-18 | 2015-08-05 | 浙江鑫耐铝熔铸设备材料有限公司 | Aluminum melt purifying and refining device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818392A (en) * | 2015-05-18 | 2015-08-05 | 浙江鑫耐铝熔铸设备材料有限公司 | Aluminum melt purifying and refining device |
| CN104818392B (en) * | 2015-05-18 | 2017-04-12 | 浙江鑫耐铝熔铸设备材料有限公司 | Aluminum melt purifying and refining device |
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