CN104308162A - Preparation method of metal coating rod - Google Patents
Preparation method of metal coating rod Download PDFInfo
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- CN104308162A CN104308162A CN201410502139.6A CN201410502139A CN104308162A CN 104308162 A CN104308162 A CN 104308162A CN 201410502139 A CN201410502139 A CN 201410502139A CN 104308162 A CN104308162 A CN 104308162A
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Abstract
The invention relates to a preparation method of a metal coating rod, belonging to the field of precise equipment preparation technologies. The preparation process comprises the following steps of step 1, designing a mold matched with the size of the coating rod, and uniformly plating a chromium layer on the surface of a mold cavity of the mold, wherein the roughness Ra of the chromium layer is within 0.1-0.2 micron; step 2, preparing 55-65% of metal powder and 35-15% of adhesive according to the percent by volume and uniformly mixing to obtain a feed; step 3, heating the feed to 150-180 DEG C, injecting the feed into the mold at the injection pressure of 80-120 Mpa, maintaining the pressure after the mold is filled by the feed, cooling and demolding to obtain a material blank at the set size; step 4, carrying out degreasing treatment on the material blank to obtain a degreasing material blank, and sintering under the protective atmosphere to obtain the metal coating rod, wherein the sintering temperature is 1200-1400 DEG C. The preparation method solves the problems that the thin steel wire at the surface of a wire winding type coating rod is easily loose and broken and is difficult to clean. The preparation method has the advantages of simple preparation process and convenience for industrial application, and the prepared metal coating rod is capable of coating a wet film with the thickness of 10 microns.
Description
Technical field
The present invention relates to a kind of preparation method of metal deposit rod, belong to precision equipment preparing technical field.
Background technology
The surface coating that film rod is applicable to the usual out-of-flatness in the various flexible substrate such as paperboard, plastic tab, leather, textile surface or has part to swell.Substrate can be rolled smooth when coating device drags in substrate.The groove that on coating device, screw thread is formed is used for producing the film of appointed thickness.Theoretical thickness is determined by thread pitch.Current, traditional line rod coating device is all wound around finer wire in Steel Wire Surface and is coated with, and the finer wire on its surface easily gets loose disrumpent feelings, and easily fills in long-pending coating, not easy cleaning between steel wire finedraw, can not carry out the coating of ultrathin membrane.Its technology content is lower, product percent defective is high, low precision, be easily imitated, and homogeneity dog-eat-dog, added value is low.In China still there is the problems such as small scale, brand recognition is low, product specification is low, and technology competition is indifferent in film rod industry at present.Its main cause is exactly that the film rod product of most domestic enterprise concentrates on low-end market, and between enterprise, product homogeneity is serious, and product development innovation ability is not enough, and product profit rate declines year by year, lacks international competitiveness.
Injection moulding is a kind of near-net-shape technology, but up to the present yet there are no the report utilizing near-net-shape technology to prepare film rod, its possible cause is: stainless steel film rod requires harsh (as all having strict requirement to precision, lubricity, fluency) the waviness curve of its concave-convex surface, causes near-net-shape technology to be difficult to prepare film rod.
Summary of the invention
The present invention is directed to the weak point that existing film rod exists, the method adopting Novel powder metallurgy near-net-shape technology to prepare metal deposit rod is provided in one.
The preparation method of a kind of metal deposit rod of the present invention, comprises the steps:
Step one
The mould that design matches with film rod size, the cavity surface of described mould is evenly coated with layers of chrome, makes the roughness Ra of described layers of chrome at 0.05-0.2 μm through fine grinding, finishing polish;
Step 2
By volume percentage,
Metal dust 55-65%, is preferably 60-65%, more preferably 60%;
Bonding agent 35-45%, is preferably 35-40%, more preferably 40%;
Join and get metal dust and bonding agent and mix, obtain feeding;
Step 3
Feeding is heated to 150-180 DEG C, with the injection pressure of 80-120Mpa, is expelled to by feeding in mould, pressurize after feeding fills up mould, cooling, the demoulding, must set the material base of size;
Step 4
Ungrease treatment is carried out to material base, after obtaining degreasing material base, sinters under protective atmosphere, obtain metal deposit rod; The temperature of described sintering is 1200-1400 DEG C, is preferably 1300-1380 DEG C, more preferably 1320-1360 DEG C.
The preparation method of a kind of metal deposit rod of the present invention, the thickness of layers of chrome described in step one is 0.1-0.25mm, is preferably 0.15-0.2mm, more preferably 0.2mm.
The preparation method of a kind of metal deposit rod of the present invention, metal dust described in step 2 is 304L powder of stainless steel or 317L powder of stainless steel; Its granularity≤40um, is preferably 10-40um, more preferably 20-40um.
The preparation method of a kind of metal deposit rod of the present invention, bonding agent described in step 2 comprises following component by percentage to the quality:
Paraffin (PW) 75-90%, preferably 75-85%, more preferably 78-82%;
Ethene-vinyl acetate copolymer (EVA) 0.1-15%, is preferably 5-15%, more preferably 8-12%;
Polypropylene (PP) 0.1-20%, is preferably 5-15%, more preferably 8-12%;
Stearic acid (SA) 0.1-3%, is preferably 0.5-2%, more preferably 0.75-1.5%.
The preparation method of a kind of metal deposit rod of the present invention, in step 2, bonding agent is mixed with metal dust and is realized by following step:
After joining get each raw material by the binder formula of design, after mixing at 80-150 DEG C, adding wherein by joining the metal dust got, being mixed evenly at 155-175 DEG C, granulate, obtain the feeding that granularity is 0.5-2.5mm.
In actual mechanical process, after joining get each raw material by the binder formula of design, at 80-150 DEG C, controls mixing speed is 400-800r/min, mixes 1-3 hour, obtains the bonding agent mixed.
After obtaining the bonding agent mixed, add feed metal powder, in kneader, control mixing speed is 400-1000r/min, mediates and stirs 2-4 hour, obtain the feeding that granularity is 0.5-2.5mm.
The preparation method of a kind of metal deposit rod of the present invention, in step 3, during injection feeding, controls the 50-60% that injection speed is injector system maximum injection speed used.In injection process, the temperature controlling outer mold wall is 30-40 DEG C.
The preparation method of a kind of metal deposit rod of the present invention, in step 4, described ungrease treatment comprises solvent degreasing process and heating ungrease treatment successively;
Described solvent degreasing is treated to: at 20-50 DEG C, is immersed by material base in solvent after 2-4 hour, dry, obtains the material base after solvent degreasing; Time dry, control temperature is 20-40 DEG C; Described solvent is selected from least one in carrene, chloroform, normal heptane, trichloro-ethylene;
Described thermal debinding is treated to: under protective atmosphere, material base after solvent degreasing is put into heating furnace, first 180-220 DEG C is heated to the heating rate of 2-5 DEG C/min, be incubated after 40-80 minute, 360-415 DEG C is warming up to again with the heating rate of 1-3 DEG C/min, insulation 40-80min, then 420-450 DEG C is warming up to the heating rate of 1-3 DEG C/min, insulation 80-100min, then 580-650 DEG C is warming up to the heating rate of 1-3 DEG C/min, insulation 80-100min, the heating rate of last 1-3 DEG C/min is warming up to 850-950 DEG C, insulation 1-2h, cool with stove, obtain degreasing material base, described protective atmosphere is selected from the one in hydrogen atmosphere, nitrogen atmosphere, argon gas atmosphere.
The preparation method of a kind of metal deposit rod of the present invention, in step 4, the atmosphere of described sintering is selected from the one in hydrogen atmosphere, nitrogen atmosphere, argon gas atmosphere; During sintering, control sintering time is 2-5h; After having sintered, cool to room temperature with the furnace, obtain finished product.
The preparation method of a kind of metal deposit rod of the present invention, prepared metal deposit rod energy coating thickness is only the wet film of 10 μm.
The preparation method of a kind of metal deposit rod of the present invention, the live width of the wavy curve of prepared metal deposit rod concave-convex surface and crest can adjust according to the actual requirements to the distance of trough.
Principle and advantage
The present invention, by the synergy of mould, feeding, injection moulding, degreasing, sintering, obtains the wavy profiles uniform of concave-convex surface, lubrication, continuous print metal deposit rod; Effectively solving finer wire on traditional line rod film rod easily gets loose disrumpent feelings, and easily fills in long-pending coating, not easy cleaning between steel wire finedraw, can not carry out a difficult problem for the coating of ultrathin membrane.
The present invention by the even chromium plating of cavity surface and the Ra controlling layers of chrome between 0.05-0.2 μm, avoid the appearance of mucous membrane situation, ensure that even, lubrication, the continuous distributed of the concavo-convex wavy curve on material base surface to the full extent.
The present invention controls composition and the consumption of bonding agent, coordinates the metal dust of appropriate size and consumption, further ensure that even, lubrication, the continuous distributed of the concavo-convex wavy curve on material base surface.Select the composition of bonding agent and consumption, the kind of metal dust, size and consumption time, when also needing to consider degreasing, sintering, even, lubrication, the continuous distributed of the concavo-convex wavy curve on material base surface; Must avoid material base after sintering, finished surface occurs that the situation of hole occurs.The present invention adopts paraffin (PW) 75-90%, is preferably 75-85%, more preferably 78-82%; Ethene-vinyl acetate copolymer (EVA) 0.1-15%, is preferably 5-15%, more preferably 8-12%; Polypropylene (PP) 0.1-20%, is preferably 5-15%, more preferably 8-12%; Stearic acid (SA) 0.1-3%, be preferably 0.5-2%, more preferably 0.75-1.5% is as binding agent, after 55-65v% metal dust mixes with 35-45V% bonding agent, at 150-180 DEG C, with the injection pressure of 80-120Mpa, be expelled in mould, now because pressure and temperature is suitable, the mobility of feeding is better, thus ensure that being uniformly distributed of feeding to the full extent, also only under the synergy of above-mentioned condition, just can obtain surface concavo-convex wavy curve even, lubrication, continuous distributed material base.
The present invention adopts solvent degreasing and adds the mode that thermal debinding combines and carries out degreasing, by controlling the time of solvent degreasing and the kind of solvent, ensure that the integrality of material base.Then under protective atmosphere, material base after solvent degreasing is put into heating furnace, first 180-220 DEG C is heated to the heating rate of 2-5 DEG C/min, be incubated after 40-80 minute, 360-415 DEG C is warming up to again with the heating rate of 1-3 DEG C/min, insulation 40-80min, then 420-450 DEG C is warming up to the heating rate of 1-3 DEG C/min, insulation 80-100min, is then warming up to 580-650 DEG C with the heating rate of 1-3 DEG C/min, insulation 80-100min, the heating rate of last 1-3 DEG C/min is warming up to 850-950 DEG C, insulation 1-2h, with stove cooling, obtains degreasing material base; Adding thermal debinding early stage (heating and thermal insulation of first stage, second stage, phase III), is to ensure that remaining lipid can remove from blank with rational speed, and reduce this process cause the aperture of hole.Early stage, segmentation insulation can also deviate from corresponding Binder Composition respectively.By the heating in later stage, achieve the sealing of hole on material base surface, thus the concavo-convex wavy profiles uniform making material base surface evenly, the characteristic of lubrication, continuous distributed.
In a word, the present invention adopts precision die, utilizes injection molding technology to obtain the wavy profiles uniform of concave-convex surface, lubrication, continuous print metal deposit rod; Gained metal deposit rod is without the need to following process with also without the need to adding auxiliary equipment, and during coating, coating is evenly smooth, and efficiency is high, is convenient to cleaning.The present invention not only overcomes and adopts wrapping wire to manufacture the excellent defect brought of film, simultaneously also for adopting precision die, utilizing injection molding technology to prepare metal deposit rod and providing scientific basis.
Accompanying drawing explanation
The partial enlarged drawing of accompanying drawing 1 stainless steel film rod finished product prepared by embodiment 1;
The schematic diagram of accompanying drawing 2 stainless steel film rod concave-convex surface curve prepared by embodiment 1;
As can be seen from Fig. 1, Fig. 2, the concavo-convex wavy curve of prepared stainless steel film rod finished surface has evenly, lubricate, continuous print characteristic.
Detailed description of the invention
Embodiment one
The mould that the present embodiment adopts is that to be coated with thickness in die cavity be 0.15mm layers of chrome, and the roughness Ra of its layers of chrome is 0.05-0.075um;
Its concrete preparation process is as follows:
(1) select metal dust to be 304L powder of stainless steel, its size is 20 μm, and volume fraction is 65%,
(2) binding agent its consist of PW:80%, EVA:10%, PP:9%, SA:1%, its volume fraction is 35%, and melting temperature is at 120 DEG C.
(3) in batch mixer, be mixed with binding agent according to binder formula, melting temperature is 135 DEG C, and the time is 2h.Then starting powder and binding agent are pressed proper proportion, mixing 3h in kneader, melting temperature is 160 DEG C.The granular feeding (its granularity is 0.5mm) being suitable for injecting is obtained afterwards through granulating;
(4) the even feeding of preparation is expelled to the rear cooling forming of mold for heating at high temperature flowing; Wherein injection temperature is 150 DEG C, injection pressure is 100MPa, and injection speed is the injector system maximum injection speed of 50%, and the dwell time is 10s, and mold temperature keeps 40 DEG C.
(5) degreasing adopts solvent degreasing+thermal debinding two step degreasing method.Solvent degreasing solvent used is carrene, and skimming temp is 36 DEG C, after solvent degreasing 4h, at drying at room temperature 2h.Carry out thermal debinding more afterwards, program is as follows:
(6) sinter above-mentioned degreasing stainless steel film clavate finished product (its enlarged drawing is shown in Fig. 1), sintering temperature is at 1340 DEG C, and insulation 3h, cools with stove.
Embodiment two
The mould that the present embodiment adopts is that to be coated with thickness in die cavity be 0.2mm layers of chrome, and the roughness Ra of its layers of chrome is 0.1-0.125um;
Its concrete preparation process is as follows:
1) selecting metal dust to be its size of 317L powder of stainless steel is 25 μm, and volume fraction is 60%.
(2) binding agent its consist of PW:78%, EVA:12%, PP:8.5%, SA:1.5%, its volume fraction is 40%, and melting temperature is at 120 DEG C.
(3) in batch mixer, be mixed with binding agent according to binder formula, melting temperature is 135 DEG C, and the time is 2h.Then starting powder and binding agent are pressed proper proportion, mixing 3h in kneader, melting temperature is 160 DEG C.The granular feeding (its granularity is 1mm) being suitable for injecting is obtained afterwards through granulating;
(4) the even feeding of preparation is expelled to the rear cooling forming of mold for heating at high temperature flowing; Wherein injection temperature is 160 DEG C; Injection pressure is 80MPa, and injection speed is the injector system maximum injection speed of 55%, and the dwell time is 10s, and mold temperature keeps 40 DEG C.
(5) degreasing adopts solvent degreasing+thermal debinding two step degreasing method.Solvent degreasing solvent used is chloroform, and skimming temp is 50 DEG C, after solvent degreasing 2h, at 40 DEG C of dry 2h.Carry out thermal debinding more afterwards, program is as follows:
(6) sinter above-mentioned degreasing stainless steel film clavate finished product, sintering temperature is at 1360 DEG C, and insulation 3h, cools with stove.
Embodiment three
The mould that the present embodiment adopts is that to be coated with thickness in die cavity be 0.5mm layers of chrome, and the roughness Ra of its layers of chrome is 0.05-0.075um;
Its concrete preparation process is as follows:
(1) select that metal dust is 304L powder of stainless steel, its size is 30 μm, volume fraction is 60%.
(2) binding agent its consist of PW:75%, EVA:15%, PP:9%, SA:1%, its volume fraction is 40%, and melting temperature is at 120 DEG C.
(3) in batch mixer, be mixed with binding agent according to binder formula, melting temperature is 135 DEG C, and the time is 2h.Then starting powder and binding agent are pressed proper proportion, mixing 3h in kneader, melting temperature is 160 DEG C.The granular feeding (its granularity is 1.5mm) being suitable for injecting is obtained afterwards through granulating;
(4) the even feeding of preparation is expelled to the rear cooling forming of mold for heating at high temperature flowing; Wherein injection temperature is 170 DEG C, injection pressure is 100MPa, and injection speed is the injector system maximum injection speed of 55%, and the dwell time is 10s, and mold temperature keeps 40 DEG C.
(5) degreasing adopts solvent degreasing+thermal debinding two step degreasing method.Solvent degreasing solvent used is normal heptane, and skimming temp is 36 DEG C, after solvent degreasing 4h, at 20 DEG C of dry 2h.Carry out thermal debinding more afterwards, program is as follows:
(6) sinter above-mentioned degreasing stainless steel film clavate finished product, sintering temperature is at 1200 DEG C, and insulation 5h, cools with stove.
Embodiment four
The mould that the present embodiment adopts is that to be coated with thickness in die cavity be 0.2mm layers of chrome, and the roughness Ra of its layers of chrome is 0.175-0.2um;
Its concrete preparation process is as follows:
(1) select that metal dust is 304L powder of stainless steel, its size is 40 μm, volume fraction is 55%,
(2) binding agent its consist of PW:90%, EVA:0.5%, PP:8.5%, SA:1%, its volume fraction is 45%, and melting temperature is at 120 DEG C.
(3) in batch mixer, be mixed with binding agent according to binder formula, melting temperature is 135 DEG C, and the time is 2h.Then starting powder and binding agent are pressed proper proportion, mixing 3h in kneader, melting temperature is 160 DEG C.The granular feeding (its granularity is 2mm) being suitable for injecting is obtained afterwards through granulating;
(4) the even feeding of preparation is expelled to the rear cooling forming of mold for heating at high temperature flowing; Wherein injection temperature is within the scope of 1160 DEG C; Injection pressure 80MPa, injection speed is the injector system maximum injection speed of 55%, and the dwell time is 10s, and mold temperature keeps 40 DEG C.
(5) degreasing adopts solvent degreasing+thermal debinding two step degreasing method.Solvent degreasing solvent used is trichloro-ethylene, and skimming temp is 36 DEG C, after solvent degreasing 4h, and drying at room temperature 2h.Carry out thermal debinding more afterwards, program is as follows:
(6) sinter above-mentioned degreasing stainless steel film clavate finished product, sintering temperature is at 1400 DEG C, and insulation 2h, cools with stove.
Embodiment five
The mould that the present embodiment adopts is that to be coated with thickness in die cavity be 0.2mm layers of chrome, and the roughness Ra of its layers of chrome is 0.05-0.075um;
Its concrete preparation process is as follows:
(1) selecting metal dust to be its size of 317L powder of stainless steel is 25 μm, and volume fraction is 60%.
(2) binding agent its consist of PW:80%, EVA:10%, PP:9%, SA:1%, its volume fraction is 40%, and melting temperature is at 120 DEG C.
(3) in batch mixer, be mixed with binding agent according to binder formula, melting temperature is 135 DEG C, and the time is 2h.Then starting powder and binding agent are pressed proper proportion, mixing 3h in kneader, melting temperature is 160 DEG C.The granular feeding (its granularity is 2.5mm) being suitable for injecting is obtained afterwards through granulating;
(4) the even feeding of preparation is expelled to the rear cooling forming of mold for heating at high temperature flowing; Wherein injection temperature is within the scope of 180 DEG C; Injection pressure 120MPa, injection speed is the injector system maximum injection speed of 60%, and the dwell time is 10s, and mold temperature keeps 40 DEG C.
(5) degreasing adopts solvent degreasing+thermal debinding two step degreasing method.Solvent degreasing solvent used is carrene, and skimming temp is 36 DEG C, after solvent degreasing 4h, and drying at room temperature 2h.Carry out thermal debinding more afterwards, program is as follows:
(6) sinter above-mentioned degreasing stainless steel film clavate finished product, sintering temperature is at 1360 DEG C, and insulation 3h, cools with stove.
Claims (9)
1. a preparation method for metal deposit rod, is characterized in that, comprises the steps:
Step one
The mould that design matches with film rod size, the cavity surface of described mould is evenly coated with layers of chrome, and the roughness Ra of described layers of chrome is 0.05-0.2 μm;
Step 2
By volume percentage,
Metal dust 55-65%;
Bonding agent 35-45%;
Join and get metal dust and bonding agent and mix, obtain feeding;
Step 3
Feeding is heated to 150-180 DEG C, with the injection pressure of 80-120Mpa, is expelled to by feeding in mould, pressurize after feeding fills up mould, cooling, the demoulding, must set the material base of size;
Step 4
Ungrease treatment is carried out to material base, after obtaining degreasing material base, sinters under protective atmosphere, obtain metal deposit rod; The temperature of described sintering is 1200-1400 DEG C.
2. the preparation method of a kind of metal deposit rod according to claim 1, is characterized in that: the thickness of layers of chrome described in step one is 0.1-0.25mm.
3. the preparation method of a kind of metal deposit rod according to claim 1, is characterized in that: metal dust described in step 2 is 304L powder of stainless steel or 317L powder of stainless steel; Its granularity≤40um.
4. the preparation method of a kind of metal deposit rod according to claim 1, is characterized in that: bonding agent described in step 2 comprises following component by percentage to the quality:
Paraffin 75-90%;
Ethene-vinyl acetate copolymer 0.1-15%;
Polypropylene 0.1-20%;
Stearic acid 0.1-3%.
5. the preparation method of a kind of metal deposit rod according to claim 4, is characterized in that: bonding agent described in step 2 comprises following component by percentage to the quality:
Paraffin 75-85%;
Ethene-vinyl acetate copolymer 5-15%;
Polypropylene 5-15%;
Stearic acid 0.5-2%.
6. the preparation method of a kind of metal deposit rod according to claim 4 or 5, is characterized in that: in step 2, and bonding agent is mixed with metal dust and realized by following step:
After joining get each raw material by the binder formula of design, after mixing at 80-150 DEG C, adding wherein by joining the metal dust got, being mixed evenly at 155-175 DEG C, granulate, obtain the feeding that granularity is 0.5-2.5mm.
7. the preparation method of a kind of metal deposit rod according to claim 1, is characterized in that: in step 4, and described ungrease treatment comprises solvent degreasing process and heating ungrease treatment successively;
Described solvent degreasing is treated to: at 20-50 DEG C, is immersed by material base in solvent after 2-4 hour, dry, obtains the material base after solvent degreasing; Time dry, control temperature is 20-40 DEG C; Described solvent is selected from least one in carrene, chloroform, normal heptane, trichloro-ethylene;
Described thermal debinding is treated to: under protective atmosphere, material base after solvent degreasing is put into heating furnace, first 180-220 DEG C is heated to the heating rate of 2-5 DEG C/min, be incubated after 40-80 minute, 360-415 DEG C is warming up to again with the heating rate of 1-3 DEG C/min, insulation 40-80min, then 420-450 DEG C is warming up to the heating rate of 1-3 DEG C/min, insulation 80-100min, then 580-650 DEG C is warming up to the heating rate of 1-3 DEG C/min, insulation 80-100min, the heating rate of last 1-3 DEG C/min is warming up to 850-950 DEG C, insulation 1-2h, cool with stove, obtain degreasing material base, described protective atmosphere is selected from the one in hydrogen atmosphere, nitrogen atmosphere, argon gas atmosphere.
8. the preparation method of a kind of metal deposit rod according to claim 1, is characterized in that: in step 4, and the atmosphere of described sintering is selected from the one in hydrogen atmosphere, nitrogen atmosphere, argon gas atmosphere; During sintering, control sintering time is 2-5h; After having sintered, cool to room temperature with the furnace, obtain finished product.
9. the preparation method of a kind of metal deposit rod according to claim 1, is characterized in that: prepared metal deposit rod energy coating thickness is the wet film of 10 μm.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106474937A (en) * | 2016-11-28 | 2017-03-08 | 南京工业大学 | The burning process of porous stainless steel membrane |
| CN107127337A (en) * | 2017-06-23 | 2017-09-05 | 昆山卡德姆新材料科技有限公司 | A kind of two-part degreasing method of powder injection molding shaping |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101288907A (en) * | 2007-04-19 | 2008-10-22 | 湖南英捷高科技有限责任公司 | Processing method of endoscope living body forceps head |
| CN101700573A (en) * | 2009-11-09 | 2010-05-05 | 浙江汇锦梯尔镀层科技有限公司 | Mold for molding magnetic material powder with high hardness and high wear resistance and manufacturing method thereof |
| CN201587026U (en) * | 2009-11-09 | 2010-09-22 | 浙江汇锦梯尔镀层科技有限公司 | High hardness high wear-resistance magnetic material powder forming mold |
| WO2012008234A1 (en) * | 2010-07-13 | 2012-01-19 | 平井工業株式会社 | Die and method for manufacturing same |
-
2014
- 2014-09-26 CN CN201410502139.6A patent/CN104308162B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101288907A (en) * | 2007-04-19 | 2008-10-22 | 湖南英捷高科技有限责任公司 | Processing method of endoscope living body forceps head |
| CN101700573A (en) * | 2009-11-09 | 2010-05-05 | 浙江汇锦梯尔镀层科技有限公司 | Mold for molding magnetic material powder with high hardness and high wear resistance and manufacturing method thereof |
| CN201587026U (en) * | 2009-11-09 | 2010-09-22 | 浙江汇锦梯尔镀层科技有限公司 | High hardness high wear-resistance magnetic material powder forming mold |
| WO2012008234A1 (en) * | 2010-07-13 | 2012-01-19 | 平井工業株式会社 | Die and method for manufacturing same |
| CN102791386A (en) * | 2010-07-13 | 2012-11-21 | 平井工业株式会社 | Die and method for manufacturing same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106474937A (en) * | 2016-11-28 | 2017-03-08 | 南京工业大学 | The burning process of porous stainless steel membrane |
| CN106474937B (en) * | 2016-11-28 | 2019-07-19 | 南京工业大学 | The burning process of porous stainless steel membrane |
| CN107127337A (en) * | 2017-06-23 | 2017-09-05 | 昆山卡德姆新材料科技有限公司 | A kind of two-part degreasing method of powder injection molding shaping |
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| CN104308162B (en) | 2016-08-24 |
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