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CN103524033A - High-temperature alloy bushing plate plated by platinum and alloy thereof, and preparation method of high-temperature alloy bushing plate - Google Patents

High-temperature alloy bushing plate plated by platinum and alloy thereof, and preparation method of high-temperature alloy bushing plate Download PDF

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Publication number
CN103524033A
CN103524033A CN201210232548.XA CN201210232548A CN103524033A CN 103524033 A CN103524033 A CN 103524033A CN 201210232548 A CN201210232548 A CN 201210232548A CN 103524033 A CN103524033 A CN 103524033A
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CN
China
Prior art keywords
bushing
platinum
alloy
superalloy
small opening
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Pending
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CN201210232548.XA
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Chinese (zh)
Inventor
陈照峰
周介明
李斌斌
吴王平
陈清
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Suzhou Superlong Aviation Heat Resistance Material Technology Co Ltd
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Suzhou Superlong Aviation Heat Resistance Material Technology Co Ltd
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Priority to CN201210232548.XA priority Critical patent/CN103524033A/en
Publication of CN103524033A publication Critical patent/CN103524033A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a high-temperature alloy bushing plate, and particularly relates to a high-temperature alloy bushing plate plated by platinum and alloy thereof, and a preparation method of the high-temperature alloy bushing plate. The method is characterized in that one or more holes are formed on the high-temperature alloy bushing plate; tap holes are of funnel-shaped structures; the diameter of the upper end of each tap hole is greater than that of the lower end of each tape hole; platinum coatings and alloy coatings of platinum are coated at the inner surfaces of the tap holes of the high-temperature alloy bushing plate and the edges of the upper openings of the tape holes; alloy elements are one or more of zirconium, tantalum and celtium; the alloy in each coating exists in a form of a simple substance or forms an intermetallic compound together with the platinum, or is one or more of zirconium oxide, tantalum oxide and celtium oxide; the platinum coatings and the alloy coatings at the inner surfaces of the tap holes of the high-temperature alloy bushing plate and the edges of the upper openings of the tape hole are 5-50mum thick.

Description

Superalloy bushing of a kind of platinum plating and alloy thereof and preparation method thereof
Technical field
The present invention relates to a kind of superalloy bushing, especially relate to superalloy bushing of a kind of platinum plating and alloy thereof and preparation method thereof.
Background technology
Superalloy bushing is one of parts important in glass fiber industry, and it has a significant impact job stabilization and former yarn quality.Domestic glass fibre producer is generally used nickel-base high-temperature alloy material, but the life-span is shorter, relatively waste.On market, use platinum rhodium material as bushing, but price costliness very make its production increase cost.Substituting of the High-Temperature Strengthening of superalloy drain board material and cheap material is the important problem in glass industry always, at present by intermetallic compound (Pt 3hf, Pt 3zr etc.) strengthening and refractory oxide (ZrO 2, Y 2o 3) disperse phase strengthens to improve thermostability and the recrystallization temperature of bushing, and hinder and move to reach the object of improving material property for Wrong Shipment.Along with the price of platinum and rhodium rises steadily and the maximization of glass bushing, the strengthening of platinum rhodium and find novel material and new technology seems very important.
Summary of the invention
The technical problem to be solved in the present invention is to provide superalloy bushing of a kind of platinum plating and alloy thereof and preparation method thereof, the method can overcome the shortcomings such as in prior art, work-ing life is short, cost value is high, it is characterized in that the small opening internal surface of bushing and small opening edge suitable for reading are coated with platinum coating and alloy coat thereof.
Described bushing coat-thickness is 5~50 μ m.
The small opening of described bushing is funnel shaped structure, and small opening upper end diameter is greater than small opening lower end diameter.
On described superalloy bushing, there is a hole.
On described superalloy bushing, there are a plurality of holes.
The coating of described bushing is platinum.
The coating of described bushing is platinum alloy, and alloying element is wherein one or more in zirconium, tantalum, hafnium.
Alloy in the coating of described bushing exists with simple substance form or forms intermetallic compound with platinum.
Alloy in the coating of described bushing is one or more in zirconium white, tantalum oxide, hafnia.
The present invention is to provide the preparation method of the superalloy bushing of a kind of platinum plating and alloy thereof, it is characterized in that comprising the step of following order:
(1) superalloy bushing and platinum alloy silk are placed in vacuum chamber;
(2) in vacuum chamber, vacuumize, internal pressure is 4 * 10 -3pa;
(3) superalloy bushing, as base material, is placed in vacuum chamber, and bushing centerline hole is sea line, connects volts DS, and voltage is-300~-400V;
(4) platinum filament or platinum alloy silk, as target, pass bushing hole, and parallel with small opening medullary ray, connect volts DS, and voltage is-800~-900V;
(5) applying argon gas, to vacuum system, makes the operating air pressure in vacuum system reach 1~10Pa;
(6) keep 1-2 hour, powered-down, opens vacuum chamber, takes out bushing.
Effect: the present invention compared with prior art, has the following advantages:
(1) sedimentation velocity is fast, and concentration is high, and thickness is easily controlled, and has improved efficiency prepared by coating;
(2) to the small opening internal surface of the superalloy bushing of curve form and small opening edge suitable for reading, can prepare coating;
(3) can obtain smooth, bright and clean, the fine and close coating that there is no continuously crackle;
(4) between coating and superalloy bushing, combination is firm;
(5) reduce costs, the advantage such as increase the service life.
Accompanying drawing explanation
Fig. 1 is a kind of platinum plating superalloy bushing containing a plurality of small openings.
Fig. 2 is a kind of platinum plating superalloy bushing that contains a small opening.
Embodiment
Below in conjunction with specific embodiment, further illustrate the present invention, should understand these embodiment is only not used in and limits the scope of the invention for the present invention is described, after having read the present invention, those skilled in the art all fall within the application's claims to the modification of the various equivalent form of values of the present invention and limit.
Embodiment 1
With reference to Fig. 1, the superalloy bushing of a kind of platinum plating and alloy thereof comprises: platinum plating coating 10, superalloy support 20.
Concrete operation step is: use nickel base superalloy bushing as base material, wherein small opening is 3, and upper part small opening maximum diameter is 50mm, minimum diameter is 30mm, and superalloy bushing is placed in vacuum chamber, and bushing centerline hole is sea line, connect volts DS, voltage is-350V; Platinum filament, as target, passes bushing hole, and parallel with small opening medullary ray, connects volts DS, and voltage is-800V; Applying argon gas, to vacuum system, makes the operating air pressure in vacuum system reach 5Pa, through 2h platinum plating coating, the fine and close platinum coating that can be coated with 5~6 μ m thickness at small opening internal surface and the small opening edge suitable for reading of superalloy bushing.In 1000 ℃ of high-temperature molten glass, use, will extend one-month period than the work-ing life of nickel base superalloy bushing itself its work-ing life, and cost is more cheap than platinum rhodium.
Embodiment 2
With reference to Fig. 2, the superalloy bushing of a kind of platinum plating and alloy thereof comprises: platinum plating coating 10, superalloy base material 30, heat electric wire 40.
Concrete operation step is: use nickel base superalloy bushing as base material, wherein small opening is one, and upper part small opening maximum diameter is 50mm, minimum diameter is 30mm, and superalloy bushing is placed in vacuum chamber, and bushing centerline hole is sea line, connect volts DS, voltage is-350V; Platinum filament, as target, passes bushing hole, and parallel with small opening medullary ray, connects volts DS, and voltage is-800V; Applying argon gas, to vacuum system, makes the operating air pressure in vacuum system reach 5Pa, through 2h platinum plating coating, the fine and close platinum coating that can be coated with 5~6 μ m thickness at small opening internal surface and the small opening edge suitable for reading of superalloy bushing.In 1000 ℃ of high-temperature molten glass, use, will extend one-month period than the work-ing life of nickel base superalloy bushing itself its work-ing life, and cost is more cheap than platinum rhodium.
Above are only single embodiment of the present invention, but design concept of the present invention is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the present invention, all should belong to the behavior of invading the scope of protection of the invention.In every case be the content that does not depart from technical solution of the present invention, any type of simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.

Claims (10)

1. a superalloy bushing for platinum plating and alloy thereof, is characterized in that the small opening internal surface of bushing and small opening edge suitable for reading are coated with platinum coating and alloy coat thereof.
2. according to the bushing described in claims 1, it is characterized in that coat-thickness is 5~50 μ m.
3. according to the bushing described in claims 1, it is characterized in that small opening is funnel shaped structure, small opening upper end diameter is greater than small opening lower end diameter.
4. according to the bushing described in claims 1, it is characterized in that on superalloy bushing, there is a hole.
5. according to the bushing described in claims 1, it is characterized in that on superalloy bushing, there are a plurality of holes.
6. according to the bushing described in claims 1, it is characterized in that coating is platinum.
7. according to the bushing described in claims 1, it is characterized in that coating is platinum alloy, alloying element is wherein one or more in zirconium, tantalum, hafnium.
8. according to the bushing described in claims 1, it is characterized in that the alloy in coating exists with simple substance form or forms intermetallic compound with platinum.
9. according to the bushing described in claims 1, it is characterized in that alloy in coating is one or more in zirconium white, tantalum oxide, hafnia.
10. a preparation method for the superalloy bushing of platinum plating and alloy thereof, is characterized in that comprising the step of following order:
(1) superalloy bushing and platinum alloy silk are placed in vacuum chamber;
(2) in vacuum chamber, vacuumize, internal pressure is 4 * 10 -3pa;
(3) superalloy bushing, as base material, is placed in vacuum chamber, and bushing centerline hole is sea line, connects volts DS, and voltage is-300~-400V;
(4) platinum filament or platinum alloy silk, as target, pass bushing hole, and parallel with small opening medullary ray, connect volts DS, and voltage is-800~-900V;
(5) applying argon gas, to vacuum system, makes the operating air pressure in vacuum system reach 1~10Pa;
(6) keep 1-2 hour, powered-down, opens vacuum chamber, takes out bushing.
CN201210232548.XA 2012-07-06 2012-07-06 High-temperature alloy bushing plate plated by platinum and alloy thereof, and preparation method of high-temperature alloy bushing plate Pending CN103524033A (en)

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Application Number Priority Date Filing Date Title
CN201210232548.XA CN103524033A (en) 2012-07-06 2012-07-06 High-temperature alloy bushing plate plated by platinum and alloy thereof, and preparation method of high-temperature alloy bushing plate

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CN103524033A true CN103524033A (en) 2014-01-22

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104843989A (en) * 2015-04-14 2015-08-19 南京航空航天大学 Method for rapidly adjusting glass flow amount through alloy bushing plate

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988135A (en) * 1975-07-28 1976-10-26 Kaiser Glass Fiber Corporation Assembly for the drawing of glass fibers
US4846865A (en) * 1988-03-15 1989-07-11 Owens-Corning Fiberglas Corporation Clad precious metal bushing and method for making
CN1445185A (en) * 2002-01-28 2003-10-01 W.C.贺利氏股份有限及两合公司 Crucible for drawing glass fibre
CN201254524Y (en) * 2008-08-11 2009-06-10 四川威玻新材料集团有限公司 Novel glass fiber forming drawing platinum-rhodium alloy bushing plate
CN101506113A (en) * 2006-08-23 2009-08-12 日本电气硝子株式会社 Bushing for production of glass continuous filament, equipment for producing glass continuous filament and process for production of the filament using the equipment
CN101787514A (en) * 2010-03-15 2010-07-28 南京航空航天大学 Platinum-group metal coating on surface of refractory metal and preparation method thereof
CN202705230U (en) * 2012-07-06 2013-01-30 苏州宏久航空防热材料科技有限公司 High-temperature alloy leaky plate plated with platinum and platinum alloy

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988135A (en) * 1975-07-28 1976-10-26 Kaiser Glass Fiber Corporation Assembly for the drawing of glass fibers
US4846865A (en) * 1988-03-15 1989-07-11 Owens-Corning Fiberglas Corporation Clad precious metal bushing and method for making
CN1445185A (en) * 2002-01-28 2003-10-01 W.C.贺利氏股份有限及两合公司 Crucible for drawing glass fibre
CN101506113A (en) * 2006-08-23 2009-08-12 日本电气硝子株式会社 Bushing for production of glass continuous filament, equipment for producing glass continuous filament and process for production of the filament using the equipment
CN201254524Y (en) * 2008-08-11 2009-06-10 四川威玻新材料集团有限公司 Novel glass fiber forming drawing platinum-rhodium alloy bushing plate
CN101787514A (en) * 2010-03-15 2010-07-28 南京航空航天大学 Platinum-group metal coating on surface of refractory metal and preparation method thereof
CN202705230U (en) * 2012-07-06 2013-01-30 苏州宏久航空防热材料科技有限公司 High-temperature alloy leaky plate plated with platinum and platinum alloy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104843989A (en) * 2015-04-14 2015-08-19 南京航空航天大学 Method for rapidly adjusting glass flow amount through alloy bushing plate

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Application publication date: 20140122