CN105884388A - Modified silicon carbide crystal whisker reinforced ceramic material and preparing method thereof - Google Patents
Modified silicon carbide crystal whisker reinforced ceramic material and preparing method thereof Download PDFInfo
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- CN105884388A CN105884388A CN201410814488.1A CN201410814488A CN105884388A CN 105884388 A CN105884388 A CN 105884388A CN 201410814488 A CN201410814488 A CN 201410814488A CN 105884388 A CN105884388 A CN 105884388A
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Abstract
The invention relates to a modified silicon carbide crystal whisker reinforced ceramic material and a preparing method thereof. The modified silicon carbide crystal whisker reinforced ceramic material is prepared from, by weight, 9-12 parts of calcite, 4-5 parts of magnesium oxide, 7-9 parts of quartz, 65-70 parts of zirconium oxide, 18-25 parts of silicon nitride, 5-7 parts of nano titanium oxide, 20-30 parts of silicon carbide crystal whiskers, 4-6 parts of lithium chinastone, 1-2 parts of sodium carbonate, 0.6-0.9 part of tributyl phosphate, 1-1.5 parts of polyacrylic acid, 1.2-1.6 parts of polyethylene glycol and 4-5 parts of a wear-resistant auxiliary. The silicon carbide crystal whiskers and the nano titanium oxide are added into the ceramic, so that the ceramic material is high in hardness, higher in tenacity, conductivity, wear resistance and high temperature resistance; when used for manufacturing a cutting knife, the ceramic is high in heat resistance, a cut workpiece is smooth, and the knife is long in service life; by using the wear-resistant auxiliary, wear resistance and heat resistance of the ceramic are improved.
Description
Technical field
The present invention relates to ceramic material field, particularly relate to a kind of modified silicon carbide whisker reinforced ceramic material and preparation method thereof.
Technical background
Development along with new technology revolution, it is desirable to improve constantly machining productivity ratio and reduce production cost, particularly numerical control machine
The development of bed, it is desirable to develop new-type cutter higher than carbide tool cutting speed, more resistant to mill.Current various high intensity, height are hard
Degree, corrosion-resistant, the wear-resisting and resistant to elevated temperatures new material being difficult to cut are increasing.Estimating according to document, this kind of material Yi Zhan is international
More than the 50% of upper processing sum, carbide tool to the difficult processing of wherein many new materials with competent.On the other hand, now
Hard alloy yield has reached 20000-25000t in the world.The substantial amounts of metal of annual consumption, such as W, Co, Ta and Nb etc..This
The mineral resources of a little metals reduce the most day by day, and rise in price, by current depletion rate, have more than is needed decades. and some resource will exhaust.
Sintex is exactly to grow up in this context.
At present sintex is the most extensive with ceramic applications such as zirconia ceramics, aluminium oxide, aluminium nitride, has high rigidity, highly dense
Degree, high temperature resistant, the features such as diamagneticization, antioxidation, corrosion resistance are strong, chemical stability good, high-wearing feature is good, but these
Pottery cost is high, in addition it is also necessary to studies new material further, reduces cost, ceramics toughness to be improved, thermal diffusivity, anti-thermal shock
The performances such as property, wear resistence, to adapt to the technology requirement of development.
Summary of the invention
It is an object of the invention to provide a kind of modified silicon carbide whisker reinforced ceramic material and preparation method thereof, this pottery has pole
High hardness, more preferable toughness and electric conductivity, wear-resistant, resistance to elevated temperatures, this pottery is used for making cutting tool, thermostability
Good, cutting workpiece is smooth, and cutter life is long.
Technical scheme is as follows:
A kind of modified silicon carbide whisker reinforced ceramic material, it is characterised in that be prepared by the raw materials in: calcite 9-12,
Magnesium oxide 4-5, quartz 7-9, zirconium oxide 65-70, silicon nitride 18-25, nano-titanium oxide 5-7, silicon carbide whisker 20-30, lithium
Porcelain stone 4-6, sodium carbonate 1-2, tributyl phosphate 0.6-0.9, polyacrylic acid 1-1.5, Polyethylene Glycol 1.2-1.6, wear-resistant auxiliary agent 4-5；
Described wear-resistant auxiliary agent is prepared by the raw materials in: magnesium borate crystal whisker 1.3-1.5, boric acid ester coupler 0.2-0.4, three
Antimony chloride 0.3-0.5, carbamide 0.4-0.5, aluminium borate whisker 0.8-1.2, nano micro crystal cellulose 0.2-0.4, stannum oxide 0.2-0.3,
Nano-graphite 0.4-0.8,1-2% hydrochloric acid solution is appropriate, water is appropriate.
Wear-resistant auxiliary agent preparation method is: Butter of antimony., carbamide, nano micro crystal cellulose, stannum oxide are added 8-10 weight portion
In water, magnetic agitation 20-25 minute, addition magnesium borate crystal whisker, aluminium borate whisker, continuation are stirred 2-3 hour, add
Boric acid ester coupler, is heated to 70-80 DEG C, stirring reaction 20-30 minute, adds nano-graphite, stirs 20-30 minute,
In 120-130 DEG C of oil bath, stirring is to being dried, and sends into calcining furnace, in nitrogen atmosphere, calcines 50-60 minute at 700-800 DEG C,
The 1-2% hydrochloric acid solution adding 2-3 times of weight portion washs 2-3 time, is washed to neutrality, dries, and pulverizes, and crosses 40 mesh sieves, to obtain final product.
Described nano-titanium oxide is commercially available prod, and mean diameter is 50-100nm.
The preparation method of described modified silicon carbide whisker reinforced ceramic, comprises the following steps:
(1) by ball milling after lithium porcelain stone, calcite mixing, cross 250 mesh sieves, add the water of 4-5 times of weight portion, add after stirring
Tributyl phosphate, is heated to 70-80 DEG C, stirs 10-15 minute, adds nano-titanium oxide, magnesium oxide, sodium carbonate, continues
Stir 30-40 minute, be spray-dried, obtain granule, be re-fed in calcining furnace, in nitrogen atmosphere, forge at 700-800 DEG C
Burn 40-50 minute, pulverize, cross 200 mesh sieves, obtain granule；
(2) by quartz, zirconium oxide, silicon nitride mixing, add the ethanol of 0.8-1 times of weight portion, be milled to below 200 mesh,
It is dried, obtains granule；
(3) granule first two steps obtained mixes with other residual componentss, takes the deionized water of 3-4 times of weight portion of mixing material,
Add polyacrylic acid, Polyethylene Glycol, stir, add and mix material, ball milling 1-2 hour, ultrasonic disperse 13-17 minute,
Dry at 110-120 DEG C, cross 40 mesh sieves, obtain granule；
(4) granule (3rd) step obtained is in nitrogen atmosphere, hot pressing at 1610-1670 DEG C, and hot pressing pressure is 25-30MPa,
Hot pressing time is 40-50 minute, and natural cooling to obtain final product.
Beneficial effects of the present invention:
The pottery of the present invention with the addition of silicon carbide whisker, nano-titanium oxide so that pottery has high hardness, more preferable toughness
And electric conductivity, wear-resistant, resistance to elevated temperatures, this pottery is used for making cutting tool, and heat-resist, cutting workpiece is smooth, cutter
Tool is long for service life；The wear-resistant auxiliary agent of the application of the invention, by increasing capacitance it is possible to increase the wearability of pottery and thermostability.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail.It should be understood that these embodiments are merely to illustrate the present invention
Rather than restriction the scope of the present invention, after having read the present invention, those skilled in the art's shape various of equal value to the present invention
The amendment of formula all falls within the application claims and is limited.
A kind of modified silicon carbide whisker reinforced ceramic, is made up of the raw material of following weight portion (kilogram): calcite 11, magnesium oxide 4.5,
Quartz 8, zirconium oxide 68, silicon nitride 22, nano-titanium oxide 6, silicon carbide whisker 25, lithium porcelain stone 5, sodium carbonate 1.5, phosphoric acid
Tributyl 0.8, polyacrylic acid 1.3, Polyethylene Glycol 1.4, wear-resistant auxiliary agent 4.5；
Described wear-resistant auxiliary agent is made up of the raw material of following weight portion (kilogram): magnesium borate crystal whisker 1.4, boric acid ester coupler 0.3,
Butter of antimony. 0.4, carbamide 0.4, aluminium borate whisker 1, nano micro crystal cellulose 0.3, stannum oxide 0.3, nano-graphite 0.6,1.5%
Hydrochloric acid solution is appropriate, water is appropriate；Preparation method is: Butter of antimony., carbamide, nano micro crystal cellulose, stannum oxide are added 9
In the water of weight portion, magnetic agitation 23 minutes, add magnesium borate crystal whisker, aluminium borate whisker, continuation stir 2.5 hours, then
Add boric acid ester coupler, be heated to 75 DEG C, stirring reaction 25 minutes, add nano-graphite, stir 25 minutes, at 125 DEG C
In oil bath, stirring is to being dried, and sends into calcining furnace, in nitrogen atmosphere, calcines 55 minutes, add 2.5 times of weight portions at 750 DEG C
1.5% hydrochloric acid solution wash 2.5 times, be washed to neutrality, dry, pulverize, cross 40 mesh sieves, to obtain final product.
The preparation method of described modified silicon carbide whisker reinforced ceramic, comprises the following steps:
(1) by ball milling after lithium porcelain stone, calcite mixing, cross 250 mesh sieves, add the water of 4.5 times of weight portions, add after stirring
Tributyl phosphate, is heated to 75 DEG C, stirs 13 minutes, adds nano-titanium oxide, magnesium oxide, sodium carbonate, continues stirring
35 minutes, it is spray-dried, obtains granule, be re-fed in calcining furnace, in nitrogen atmosphere, calcine 45 minutes at 750 DEG C,
Pulverize, cross 200 mesh sieves, obtain granule；
(2) by quartz, zirconium oxide, silicon nitride mixing, add the ethanol of 0.9 times of weight portion, be milled to below 200 mesh, dry
Dry, obtain granule；
(3) granule first two steps obtained mixes with other residual componentss, takes the deionized water of 3.5 times of weight portions of mixing material,
Add polyacrylic acid, Polyethylene Glycol, stir, add and mix material, ball milling 1.5 hours, ultrasonic disperse 15 minutes,
Dry at 115 DEG C, cross 40 mesh sieves, obtain granule；
(4) granule (3rd) step obtained is in nitrogen atmosphere, hot pressing at 1650 DEG C, and hot pressing pressure is 27MPa, heat
The pressure time is 45 minutes, and natural cooling to obtain final product.
The Vickers hardness of this embodiment pottery is 101GPa, and bending strength is 1238MPa, and fracture toughness is 15MPa m1/2。
Claims (2)
1. a modified silicon carbide whisker reinforced ceramic material, it is characterised in that be prepared by the raw materials in: calcite
9-12, magnesium oxide 4-5, quartz 7-9, zirconium oxide 65-70, silicon nitride 18-25, nano-titanium oxide 5-7, silicon carbide whisker 20-30,
Lithium porcelain stone 4-6, sodium carbonate 1-2, tributyl phosphate 0.6-0.9, polyacrylic acid 1-1.5, Polyethylene Glycol 1.2-1.6, wear-resistant auxiliary agent
4-5；
Described wear-resistant auxiliary agent is prepared by the raw materials in: magnesium borate crystal whisker 1.3-1.5, boric acid ester coupler 0.2-0.4, three
Antimony chloride 0.3-0.5, carbamide 0.4-0.5, aluminium borate whisker 0.8-1.2, nano micro crystal cellulose 0.2-0.4, stannum oxide 0.2-0.3,
Nano-graphite 0.4-0.8,1-2% hydrochloric acid solution is appropriate, water is appropriate；
Described antiwear additive preparation method is: Butter of antimony., carbamide, nano micro crystal cellulose, stannum oxide are added 8-10 weight portion
Water in, magnetic agitation 20-25 minute, add magnesium borate crystal whisker, aluminium borate whisker, continuation stirring 2-3 hour, then add
Enter boric acid ester coupler, be heated to 70-80 DEG C, stirring reaction 20-30 minute, add nano-graphite, stir 20-30 minute,
In 120-130 DEG C of oil bath, stirring is to being dried, and sends into calcining furnace, in nitrogen atmosphere, calcines 50-60 minute at 700-800 DEG C,
The 1-2% hydrochloric acid solution adding 2-3 times of weight portion washs 2-3 time, is washed to neutrality, dries, and pulverizes, and crosses 40 mesh sieves, to obtain final product.
The cutting tool preparation method of silicon carbide whisker reinforced ceramic material the most according to claim 1, it is characterised in that bag
Include following steps:
(1) by ball milling after lithium porcelain stone, calcite mixing, cross 250 mesh sieves, add the water of 4-5 times of weight portion, add after stirring
Tributyl phosphate, is heated to 70-80 DEG C, stirs 10-15 minute, adds nano-titanium oxide, magnesium oxide, sodium carbonate, continues
Stir 30-40 minute, be spray-dried, obtain granule, be re-fed in calcining furnace, in nitrogen atmosphere, forge at 700-800 DEG C
Burn 40-50 minute, pulverize, cross 200 mesh sieves, obtain granule；
(2) by quartz, zirconium oxide, silicon nitride mixing, add the ethanol of 0.8-1 times of weight portion, be milled to below 200 mesh,
It is dried, obtains granule；
(3) granule first two steps obtained mixes with other residual componentss, takes the deionized water of 3-4 times of weight portion of mixing material,
Add polyacrylic acid, Polyethylene Glycol, stir, add and mix material, ball milling 1-2 hour, ultrasonic disperse 13-17 minute,
Dry at 110-120 DEG C, cross 40 mesh sieves, obtain granule；
(4) granule (3rd) step obtained is in nitrogen atmosphere, hot pressing at 1610-1670 DEG C, and hot pressing pressure is 25-30MPa,
Hot pressing time is 40-50 minute, and natural cooling to obtain final product.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106242581A (en) * | 2016-07-21 | 2016-12-21 | 汪辉 | A kind of high performance ceramic material and the application in preparing sintex thereof |
| CN106747386A (en) * | 2017-02-27 | 2017-05-31 | 合肥智慧龙图腾知识产权股份有限公司 | A kind of high strength ceramic material and preparation method thereof |
| CN109336473A (en) * | 2018-12-09 | 2019-02-15 | 马鞍山市雷狮轨道交通装备有限公司 | A kind of ceramic base grinding device for tread cleaner and preparation method thereof |
| CN113443894A (en) * | 2021-09-02 | 2021-09-28 | 广东欧文莱陶瓷有限公司 | Preparation method of ceramic with mutton tallow jade touch feeling |
| CN115180956A (en) * | 2022-07-26 | 2022-10-14 | 重庆鸽牌电瓷有限公司 | Formula of low-cost high-performance siliceous porcelain blank |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269961A (en) * | 2008-05-07 | 2008-09-24 | 淄博博纳科技发展有限公司 | Antimicrobial ceramic cutting tool and its manufacturing method |
| CN102924994A (en) * | 2012-11-13 | 2013-02-13 | 汕头市东和机械有限公司 | Abrasion-resistant agents and preparation method thereof |
| CN103833336A (en) * | 2014-03-24 | 2014-06-04 | 郑州东林设备防护有限公司 | Wear-resistant and corrosion-resistant composite ceramic for industrial high-temperature pipeline and preparation method thereof |
-
2014
- 2014-12-22 CN CN201410814488.1A patent/CN105884388A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269961A (en) * | 2008-05-07 | 2008-09-24 | 淄博博纳科技发展有限公司 | Antimicrobial ceramic cutting tool and its manufacturing method |
| CN102924994A (en) * | 2012-11-13 | 2013-02-13 | 汕头市东和机械有限公司 | Abrasion-resistant agents and preparation method thereof |
| CN103833336A (en) * | 2014-03-24 | 2014-06-04 | 郑州东林设备防护有限公司 | Wear-resistant and corrosion-resistant composite ceramic for industrial high-temperature pipeline and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106242581A (en) * | 2016-07-21 | 2016-12-21 | 汪辉 | A kind of high performance ceramic material and the application in preparing sintex thereof |
| CN106242581B (en) * | 2016-07-21 | 2019-02-19 | 汪辉 | A kind of high performance ceramic material and its preparing the application in sintex |
| CN106747386A (en) * | 2017-02-27 | 2017-05-31 | 合肥智慧龙图腾知识产权股份有限公司 | A kind of high strength ceramic material and preparation method thereof |
| CN109336473A (en) * | 2018-12-09 | 2019-02-15 | 马鞍山市雷狮轨道交通装备有限公司 | A kind of ceramic base grinding device for tread cleaner and preparation method thereof |
| CN113443894A (en) * | 2021-09-02 | 2021-09-28 | 广东欧文莱陶瓷有限公司 | Preparation method of ceramic with mutton tallow jade touch feeling |
| CN113443894B (en) * | 2021-09-02 | 2021-11-26 | 广东欧文莱陶瓷有限公司 | Preparation method of ceramic with mutton tallow jade touch feeling |
| CN115180956A (en) * | 2022-07-26 | 2022-10-14 | 重庆鸽牌电瓷有限公司 | Formula of low-cost high-performance siliceous porcelain blank |
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