CN209162140U - A kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline - Google Patents
A kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline Download PDFInfo
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- CN209162140U CN209162140U CN201821893842.4U CN201821893842U CN209162140U CN 209162140 U CN209162140 U CN 209162140U CN 201821893842 U CN201821893842 U CN 201821893842U CN 209162140 U CN209162140 U CN 209162140U
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Abstract
The utility model discloses a kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline, belong to technical field of metal heat treatment, the Rebuild of Heat-treatment Annealing Furnace includes the main support of temperature controllable electric furnace, the setting of temperature controllable furnace bottom, the main sliding rack being slidably connected on main support, the annealing device being fixedly mounted on main sliding rack, the secondary support that the outside of main sliding rack is fixedly mounted, the secondary sliding rack being slidably connected on secondary support, the sealing adiabatic apparatus being fixedly mounted on secondary sliding rack seals the rod-shaped temperature sensor installed on adiabatic apparatus.The utility model combines the organization plan of the double-deck sliding rack using temperature controllable electric furnace, workpiece can easily be picked and placed, simultaneously in the escape pipe of annealing device being internally provided with for exporting hydrogen or argon gas, to cooperate heat treatment of workpieces to work, on the one hand the resistance furnace can aoxidize when can be to avoid heat treatment of workpieces, the rapid cooling quenching of workpiece on the other hand may be implemented.
Description
Technical field
The utility model relates to technical field of metal heat treatment more particularly to a kind of heat treatments based on multipath gas pipeline
Annealing furnace.
Background technique
Annealing is a kind of metal heating processing technology, refers to for metal being heated slowly to certain temperature, keeps enough time,
Then cooling with Reasonable Speed.Purpose is to reduce hardness, improves machinability；Residual stress is eliminated, stable dimensions reduce and become
Shape and crackle tendency；Crystal grain is refined, tissue is adjusted, eliminates tissue defects.The heat-treatment furnace that generally uses of degenerating be divided into annealing furnace,
Glowing furnace, tempering furnace, normalizing furnace, hardening and tempering furnace are mainly used for the annealing of large-scale carbon steel, alloy steel parts；The tempering of surface hardening part；
The heat treatment process such as weldment stress relief annealing, timeliness, heating method have electric heating, fuel oil, combustion gas, fire coal, hot air circulation etc..
Structure is complicated for existing Rebuild of Heat-treatment Annealing Furnace, inconvenient, and there are many-sided disadvantages: 1, the pick-and-place of workpiece must be in high-temperature furnace body
It carries out, there are security risks；2, workpiece is heated to after requiring temperature, and cooling rate is slower in stove progress cooling procedure, and workpiece is not up to
To the purpose for being quickly cooled down realization quenching；3, cooling procedure has that surface temperature is inconsistent, mechanical performance after heat treatment
It does not reach requirement.
Utility model content
In view of this, the utility model combines the organization plan of the double-deck sliding rack using temperature controllable electric furnace, it can be convenient and fast
Workpiece is picked and placed, while in the escape pipe of annealing device being internally provided with for exporting hydrogen or argon gas, to cooperate workpiece hot
Work is handled, on the one hand which can aoxidize when can be to avoid heat treatment of workpieces, the fast of workpiece on the other hand may be implemented
Fast Cooling Quenching.
The utility model is solved the above problems by following technological means:
A kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline, including temperature controllable electric furnace, in the temperature controllable electric furnace
Bottom is provided with main support, and main sliding rack is slidably connected on the main support, is fixedly installed on the main sliding rack
Annealing device is fixedly installed with secondary support on the outside of the main sliding rack, secondary sliding is slidably connected on the secondary support
Frame is fixedly installed with sealing adiabatic apparatus on the secondary sliding rack, measurement heat treatment is equipped on the sealing adiabatic apparatus
The rod-shaped temperature sensor of device internal temperature, in which:
The annealing device includes heat conducting pipe, insulation seat, main connecting plate, hydrogen gas pipe, argon inlet pipe, outlet
Pipe, gas tip, waffle slab, bottom plate and panel seat, the exterior contour of the heat conducting pipe and the in-profile of heating chamber are adapted, institute
The inside for stating heat conducting pipe forms hot processing chamber, and the insulation seat is wrapped in the open end of heat conducting pipe and is arranged on main sliding rack,
The main connecting plate is fixed on the side that insulation seats against nearly sealing adiabatic apparatus, and the edge of the main connecting plate has connection
The inlet end of hole, the hydrogen gas pipe and argon inlet pipe is vertically disposed on insulation seat, hydrogen gas pipe and argon gas
The outlet side of air inlet pipe is respectively communicated with the escape pipe being arranged in inside thermally conductive square tube, and outlet is uniformly arranged in the gas tip
The lower surface of pipe, the waffle slab is drawable to be arranged on panel seat, and the bottom plate is drawable to be arranged on panel seat；
The sealing adiabatic apparatus includes sealing insulation plug, secondary connecting plate, handle and reinforcing rib, and the sealing insulation is stifled
On head right angle setting pair connecting plate and the opening of heat conducting pipe can be sealed, the edge of the pair connecting plate has connecting hole, institute
State the reinforcing rib that handle and auxiliary connection sliding rack are provided on the outside of secondary connecting plate；The main connecting plate and secondary connecting plate
Edge can be bolted to connection the sealing realized inside hot processing chamber.
Further, the temperature controllable electric furnace is internally provided with heating chamber, and the outside of the heating chamber is by electric furnace heating wire packet
It wraps up in；The main support includes main spandrel girder, the fixed screw of main spandrel girder bottom side and the main running rail at the top of main spandrel girder, institute
Stating main sliding rack includes main transverse slat, the main riser being vertically mounted on main transverse slat, the main movable pulley for being mounted on main transverse slat bottom, institute
Main movable pulley and main running rail cooperating are stated, the main riser is shell structure for fixing the insulation seat, the main riser,
The secondary sliding rail that the secondary support includes secondary spandrel girder, is mounted at the top of secondary spandrel girder, the pair spandrel girder is triangular structure, institute
The side for stating triangular structure is connected on main riser by connecting screw, and the pair sliding rack includes secondary transverse slat and is arranged in pair
The secondary movable pulley of transverse slat bottom, the pair movable pulley and secondary sliding rail cooperating.
Further, the grid seat is made of metal framework and the stainless (steel) wire being wrapped in outside the metal framework.Institute
The inlet end for stating hydrogen gas pipe and argon inlet pipe is respectively arranged with the valve for adjusting air inflow.
Further, the rod-shaped temperature sensor includes sensor contact, the fixation that sealing is insulated inside plug is arranged in
Pipe, the fixing seat for installing fixing pipe and the conducting wire for transition temperature information, the conducting wire connection temperature controllable electric furnace
Controller.
A kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline of the utility model has the advantages that
(1) liquid hydrogen source and liquid argon gas source are communicated with by pipeline inside the annealing device in this programme, used
The workpiece that hydrogen can protect processing does not aoxidize and aseptic, and workpiece cooling rate in control stove may be implemented using argon gas,
By argon flow be increased to it is a certain amount of after can be realized rapid cooling achieve the effect that quenching.
(2) easily annealing device can be taken from the heating chamber of temperature controllable electric furnace using the structure of the double-deck sliding rack
It out or is sent into, avoids directly picking and placing workpiece to be processed in heating furnace body, reduce risk.
(3) metal works are placed using waffle slab, on the one hand can be convenient the impurity on workpiece, dust is blown off by hydrogen,
On the other hand it can guarantee that the temperature of workpiece upper and lower surface when argon gas cooling is consistent.Meanwhile be provided in the bottom of waffle slab can
The bottom plate of pull facilitates the cleaning work inside thermally conductive square tube.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples.
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is first schematic diagram of internal structure of the utility model；
Fig. 3 is second schematic diagram of internal structure of the utility model；
Fig. 4 is the annealing device structural schematic diagram of the utility model；
Fig. 5 is the thermally conductive square tube schematic diagram of internal structure of the utility model；
Fig. 6 is the waffle slab structural representation of the utility model.
In figure, 1- temperature controllable electric furnace, 101- heating chamber, 102- electric furnace heating wire, 103- controller, 2- main support, 201- master are held
Weight beam, 202- fixed screw, 203- main running rail, the main sliding rack of 3-, the main transverse slat of 301-, the main riser of 302-, the main movable pulley of 303-, 4-
The thermally conductive square tube of annealing device, 401-, 402- are insulated seat, the main connecting plate of 403-, 404- hydrogen gas pipe, 405- argon inlet
Pipe, 406- escape pipe, 407- gas tip, 408- waffle slab, 409- bottom plate, 410- panel seat, 5- secondary support, 501- pair load-bearing
Beam, 502- pair sliding rail, 503- connecting screw, 6- pair sliding rack, 601- pair transverse slat, 602- pair movable pulley, 7- sealing adiabatic apparatus,
701- sealing insulation plug, 702- pair connecting plate, 703- handle, 704- reinforcing rib, the rod-shaped temperature sensor of 8-, 801- sensing touching
Head, 802- fixing pipe, 803- fixing seat, 804- conducting wire.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical
Novel limitation.Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or
Person implicitly indicates the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or hidden
It include one or more of the features containing ground.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is
Two or more.
The utility model is described in detail below with reference to attached drawing.
As shown in Figure 1, a kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline includes temperature controllable electric furnace 1, in temperature controllable
The bottom of electric furnace 1 is provided with main support 2, and main sliding rack 3 is slidably connected on main support 2, is fixedly mounted on main sliding rack 3
There is annealing device 4, is fixedly installed with secondary support 5 in the outside of main sliding rack 3, secondary sliding rack is slidably connected on secondary support 5
6, it is fixedly installed with sealing adiabatic apparatus 7 on secondary sliding rack 6, seals and is equipped on adiabatic apparatus 7 in measurement annealing device 4
The rod-shaped temperature sensor 8 of portion's temperature.
Wherein, temperature controllable electric furnace 1 is heated using electric furnace heating wire 102, realizes that electric furnace heating wire 102 heats by force by control size of current
The change of degree is filled with heat insulation foam in 1 shell of temperature controllable electric furnace.Temperature controllable electric furnace 1 is internally provided with heating chamber 101, heating
The outside of chamber 101 is wrapped up by electric furnace heating wire 102, and temperature controllable electric furnace 1 can also use existing electrothermal furnace, such as the box resistance of PD-MJ
Furnace, ZS-R08-3C chamber type electric resistance furnace etc..
As shown in Figures 2 and 3, main support 2 include main spandrel girder 201,201 bottom side of main spandrel girder fixed screw 202, with
And the main running rail 203 at main 201 top of spandrel girder, main spandrel girder 201 can be welded using common angle steel, main running rail 203
Both ends, which tilt, prevents main movable pulley 303 from derailing.In Fig. 2, main sliding rack 3 includes main transverse slat 301, is vertically mounted on main transverse slat 301
On main riser 302, be mounted on the main movable pulley 303 of main 301 bottom of transverse slat, main movable pulley 303 cooperates work with main running rail 203
Make, main riser 302 is shell structure for fixed insulation seat 402, main riser 302, is also enclosed with inside the upper end of main riser 302
The secondary sliding rack 6 in part and secondary sliding rail 502.
Shown in Fig. 3, annealing device 4 includes heat conducting pipe 401, is insulated seat 402 and main connecting plate 403, heat conducting pipe 401
Exterior contour and the in-profile of heating chamber 101 are adapted, and the inside of heat conducting pipe 401 forms hot processing chamber, and insulation seat 402 wraps up
Heat conducting pipe 401 open end and be arranged on main sliding rack 3, the outside of insulation seat 402 is iron sheet or steel plate, it is internal for every
Hot cotton, main connecting plate 403 are fixed on insulation seat 402 close to the side of sealing adiabatic apparatus 7, the edge of main connecting plate 403
There is connecting hole；Hydrogen gas pipe and the inlet end of argon inlet pipe are vertically disposed on insulation seat, hydrogen gas pipe and argon
The outlet side of gas air inlet pipe is respectively communicated with the escape pipe being arranged in inside thermally conductive square tube, and the gas tip, which is uniformly arranged in,
The lower surface of tracheae, the waffle slab is drawable to be arranged on panel seat, and the bottom plate is drawable to be arranged on panel seat, specifically
, the inlet end of hydrogen gas pipe 404 and argon inlet pipe 405 is respectively arranged with the valve for adjusting air inflow, hydrogen gas pipe
404 are connected with liquid hydrogen source by valve, and argon inlet pipe 405 is connected with liquid argon gas source by valve.
In Fig. 3, secondary support 5 includes secondary spandrel girder 501, the secondary sliding rail 502 for being mounted on secondary 501 top of spandrel girder, secondary load-bearing
Beam 501 is triangular structure, and the side of triangular structure is connected on main riser 302 by connecting screw 503.Secondary sliding rack 6
Including secondary transverse slat 601 and the secondary movable pulley 602 that secondary 601 bottom of transverse slat is arranged in, secondary movable pulley 602 and secondary sliding rail 502 cooperate work
Make.The edge of main connecting plate 403 and secondary connecting plate 702 can be bolted to connection the sealing realized inside hot processing chamber.
In Fig. 3, sealing adiabatic apparatus 7 includes sealing insulation plug 701, secondary connecting plate 702, handle 703 and reinforcing rib
704, sealing is insulated on 701 right angle setting pair connecting plate 702 of plug and can seal the opening of heat conducting pipe 401, secondary connecting plate 702
Edge have connecting hole, the outside of secondary connecting plate 702 is provided with the reinforcing rib of handle 703 and auxiliary connection sliding rack 6
704。
In this implementation, rod-shaped temperature sensor 8 as shown in Figure 3 includes sensor contact 801, setting in sealing insulation plug
Fixing pipe 802 inside 701, the fixing seat 803 for installing fixing pipe 802 and the conducting wire for transition temperature information
804, conducting wire 804 connects the controller 103 of temperature controllable electric furnace 1, and sensor contact 801 can be thermistor.
As shown in figure 5, escape pipe 406 is arranged on the inner wall of thermally conductive square tube 401, uniformly setting exists gas tip 407
The lower surface of escape pipe 406, the waffle slab 408 is drawable to be arranged on panel seat 410, and the bottom plate 409 is drawable to be set
It sets on panel seat 410；As shown in fig. 6, waffle slab 408 is by metal framework and the stainless (steel) wire group being wrapped in outside the metal framework
At this design is the cleaning and cooling for the ease of workpiece.When work, workpiece is placed on waffle slab 408, air inlet pipe is worked as
When being connected with hydrogen inside 404, hydrogen is sprayed from gas tip 407, is sprayed on workpiece, and the dust and sundries of workpiece will be fallen,
When being connected with argon gas inside air inlet pipe 404, argon gas is sprayed from gas tip 407, is sprayed on workpiece, due to engraving for waffle slab 408
Sky design enables to the positive and negative of workpiece to be fully cooled, and realizes that workpiece is quickly fully cooled.
Specific work process of the invention is as follows: firstly, annealing device 4 is pulled out by main sliding rack 3, at this point, hot
Processing unit 4 is detached from temperature controllable electric furnace 1；Then, the bolt at 702 edge of main connecting plate 403 and secondary connecting plate is unclamped, sealing is exhausted
Thermal 7 passes through secondary sliding rack 6 and pulls out, at this point it is possible to which workpiece to be processed is put on the waffle slab 408 of heat conducting pipe 401；Its
It is secondary, sealing adiabatic apparatus 7 is pushed into annealing device 4, opens liquid hydrogen source and air intake valve at this time, at this time gas tip
On the one hand 407 high speed ejection hydrogen can remove the sundries on workpiece, on the other hand oxygen in heat conducting pipe 401 can be discharged,
It is bolted main connecting plate 403 and secondary connecting plate 702 again；Further, the annealing device of sealing 4 is pushed into temperature controllable electricity
Specific temperature is heated in furnace 1, temperature controllable electric furnace 1 acquires 401 internal temperature shape of heat conducting pipe by rod-shaped temperature sensor 8 in real time
It is controlled at high precision closed loop, after being heated to certain temperature, further adjusting controller 103 realizes the annealing under different temperatures,
Annealing device 4 can be pulled out from adjustable electric cooking stove 1, open sealing adiabatic apparatus 7, at this point, opening liquid argon gas source and air inlet
Valve, 407 high speed ejection argon gas of gas tip can control the air inflow into low temperature argon gas by controlling air intake valve, lead to
Overregulate be passed through argon gas uninterrupted realize control stove in workpiece cooling rate, by argon flow be increased to it is a certain amount of after can be real
It is now quickly cooled down and achievees the effect that quenching.When needing to clear up thermally conductive 401 inside of square tube, the cooperation cleaning of bottom plate 409 can be pulled out
Work.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (5)
1. a kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline, including temperature controllable electric furnace (1), which is characterized in that described
The bottom of temperature controllable electric furnace (1) is provided with main support (2), and main sliding rack (3) are slidably connected on the main support (2),
Annealing device (4) are fixedly installed on the main sliding rack (3), are fixedly installed with pair on the outside of the main sliding rack (3)
Bracket (5) slidably connects secondary sliding rack (6) on the secondary support (5), is fixedly installed on the secondary sliding rack (6) close
It seals adiabatic apparatus (7), the rod-shaped temperature of measurement annealing device (4) internal temperature is installed on sealing adiabatic apparatus (7)
Sensor (8), in which:
The annealing device (4) includes heat conducting pipe (401), insulation seat (402), main connecting plate (403), hydrogen gas pipe
(404), argon inlet pipe (405), escape pipe (406), gas tip (407), waffle slab (408), bottom plate (409) and panel seat
(410), the exterior contour of the heat conducting pipe (401) and the in-profile of heating chamber (101) are adapted, the heat conducting pipe (401)
Inside formed hot processing chamber, it is described insulation seat (402) be wrapped in heat conducting pipe (401) open end and be arranged in main sliding rack
(3) on, the main connecting plate (403) is fixed on insulation seat (402) close to the side of sealing adiabatic apparatus (7), the main connection
The edge of plate (403) has a connecting hole, and the inlet end of the hydrogen gas pipe (404) and argon inlet pipe (405) hangs down respectively
In insulation seat (402), the outlet side of hydrogen gas pipe (404) and argon inlet pipe (405) is respectively communicated with setting and exists for straight setting
The following table in escape pipe (406) is uniformly arranged in the internal escape pipe (406) of thermally conductive square tube (401), the gas tip (407)
Face, the waffle slab (408) is drawable to be arranged on panel seat (410), and the bottom plate (409) is drawable to be arranged in panel seat
(410) on；
The sealing adiabatic apparatus (7) includes sealing insulation plug (701), secondary connecting plate (702), handle (703) and reinforcing rib
(704), the sealing is insulated on plug (701) right angle setting pair connecting plate (702) and can seal opening for heat conducting pipe (401)
Mouthful, the edge of the pair connecting plate (702) has connecting hole, is provided with handle (703) on the outside of the pair connecting plate (702)
And the reinforcing rib (704) of auxiliary connection sliding rack (6)；
The edge of the main connecting plate (403) and secondary connecting plate (702), which can be bolted to connection, to be realized in hot processing chamber
The sealing in portion.
2. a kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline as described in claim 1, which is characterized in that described adjustable
Warm electric furnace (1) is internally provided with heating chamber (101), and the outside of the heating chamber (101) is wrapped up by electric furnace heating wire (102)；It is described
Main support (2) includes the fixed screw (202) and main spandrel girder (201) of main spandrel girder (201), main spandrel girder (201) bottom side
The main running rail (203) at top；The master that the main sliding rack (3) includes main transverse slat (301), is vertically mounted on main transverse slat (301)
Riser (302), the main movable pulley (303) for being mounted on main transverse slat (301) bottom, the main movable pulley (303) and main running rail (203)
Cooperating, the main riser (302) are shell structure for fixing the insulation seat (402), the main riser (302)；Institute
Stating secondary support (5) includes the secondary sliding rail (502) that pair spandrel girder (501), is mounted at the top of secondary spandrel girder (501), the pair load-bearing
Beam (501) is triangular structure, and the side of the triangular structure is connected on main riser (302) by connecting screw (503)；
The pair sliding rack (6) includes the secondary movable pulley (602) of secondary transverse slat (601) and setting in secondary transverse slat (601) bottom, described secondary sliding
Driving wheel (602) and secondary sliding rail (502) cooperating.
3. a kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline as claimed in claim 2, which is characterized in that the grid
Plate (408) is made of metal framework and the stainless (steel) wire being wrapped in outside the metal framework.
4. a kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline as claimed in claim 3, which is characterized in that the hydrogen
The inlet end of air inlet pipe (404) and argon inlet pipe (405) is respectively arranged with the valve for adjusting air inflow.
5. a kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline as claimed in claim 4, which is characterized in that described rod-shaped
Temperature sensor (8) includes sensor contact (801), is arranged in the internal fixing pipe (802) of sealing insulation plug (701), is used for
The fixing seat (803) of fixing pipe (802) and the conducting wire (804) for transition temperature information are installed, the conducting wire (804) is even
Connect the controller (103) of temperature controllable electric furnace (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821893842.4U CN209162140U (en) | 2018-11-17 | 2018-11-17 | A kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821893842.4U CN209162140U (en) | 2018-11-17 | 2018-11-17 | A kind of Rebuild of Heat-treatment Annealing Furnace based on multipath gas pipeline |
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| Publication Number | Publication Date |
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| CN209162140U true CN209162140U (en) | 2019-07-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117702259A (en) * | 2024-02-06 | 2024-03-15 | 宁波合盛新材料有限公司 | Method for quickly cooling PVT furnace |
-
2018
- 2018-11-17 CN CN201821893842.4U patent/CN209162140U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117702259A (en) * | 2024-02-06 | 2024-03-15 | 宁波合盛新材料有限公司 | Method for quickly cooling PVT furnace |
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