CN104387088A - Scrap rubber tire particle/silicon nitride composite ceramic nozzle and manufacturing method thereof - Google Patents
Scrap rubber tire particle/silicon nitride composite ceramic nozzle and manufacturing method thereof Download PDFInfo
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- CN104387088A CN104387088A CN201410590273.6A CN201410590273A CN104387088A CN 104387088 A CN104387088 A CN 104387088A CN 201410590273 A CN201410590273 A CN 201410590273A CN 104387088 A CN104387088 A CN 104387088A
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Abstract
The invention discloses a scrap rubber tire particle/silicon nitride composite ceramic nozzle and a manufacturing method thereof. The invention is characterized in that the ceramic nozzle is prepared from the following raw materials in parts by weight: 80-85 parts of silicon nitride, 5-8 parts of gravel, 2-4 parts of calcite, 3-5 parts of bauxite, 4-7 parts of scrap rubber tire particle, 6-10 parts of waste ceramic powder, 0.5-0.7 part of white clam shell powder, 0.1-0.3 part of nickel sulfate, 0.2-0.5 part of barium metaborate, 0.4-0.6 part of nano barium sulfate, 0.02-0.05 part of urotropine, 5-7 parts of methylfluoro silicon oil, 4-9 parts of pentaerythritol oleate, 1-3 parts of silicon resin polyether emulsion, 2-4 parts of assistant and a right amount of water. The existing ceramic nozzle production technique and formula are improved, and the scrap rubber tire particle, waste ceramic powder, white clam shell powder and other chemical components are added, thereby effectively utilizing the waste, saving the cost and enhancing the performance indexes of the product. The prepared ceramic nozzle has the advantages of excellent abrasion resistance, high hardness, favorable ductility and the like. When being applied to a color sorter, the ceramic nozzle is convenient for maintenance and can obviously enhance the sorting precision.
Description
Technical field
The present invention relates to a kind of ceramic nozzle preparation technology, belong to nozzle field shaping technique, be specifically related to ceramic nozzle of a kind of waste rubber tire particle/silicon nitride compound and preparation method thereof.
Background technology
Ceramic nozzle age when eighties of last century nine has introduced since China, material constantly improves renewal, nitride ceramics and carbide ceramics is developed into gradually from oxide ceramics, and production technique and preparation method fall behind, cause ceramic nozzle in prior art to there is many defects, such as hardness is not high, wear no resistance, protection against corrosion fluid erosion prevention ability is weak, ductility is little.For overcoming the deficiencies in the prior art, be necessary to be improved existing ceramic nozzle production technology, thus obtained be applicable to different demand have that cost is low, the ceramic nozzle of function diversification, the function such as fire-retardant, hardness is high, wear-resisting, radioprotective.
Summary of the invention
Object of the present invention is just to provide ceramic nozzle of a kind of waste rubber tire particle/silicon nitride compound and preparation method thereof, to overcome the deficiencies in the prior art.
The object of the present invention is achieved like this:
A kind of ceramic nozzle of waste rubber tire particle/silicon nitride compound, it is characterized in that, be made up of the raw material of following weight part: silicon nitride 80-85, stone 5-8, calcite 2-4, bauxitic clay 3-5, waste rubber tire particle 4-7, waste ceramic powder 6-10, white Concha Meretricis Seu Cyclinae powder 0.5-0.7, single nickel salt 0.1-0.3, barium metaborate 0.2-0.5, nano barium sulfate 0.4-0.6, urotropine 0.02-0.05, methyl fluoride silicone oil 5-7, PETO 4-9, silicone resin polyethers emulsion 1-3, auxiliary agent 2-4, suitable quantity of water.
Described auxiliary agent is made up of following raw materials in part by weight: polyvinyl alcohol 17-21, Graphite Powder 99 3-5, feldspar 2-4, coal gangue 4-6, vinylformic acid 2.1-4.1, allyl polyglycol 3.2-4.5, benzoyl peroxide 1.2-3.3, dibutyl tin laurate 0.2-0.4, Sodium hexametaphosphate 99 1-2, zinc sulfate 2-3, Sodium Selenite 0.4-0.8, nano level Magnesium Silicate q-agent 2-4, its preparation method is by feldspar, colliery powder is broken to 120-150 order, add Graphite Powder 99, zinc sulfate stirring and evenly mixing calcines 2-3 hour at 710-820 DEG C, shrend, and then add vinylformic acid, allyl polyglycol, benzoyl peroxide stirring and evenly mixing, under 70-90 DEG C of bath temperature below speed lapping slurry particle diameter to 15 μm, be spray dried to powder, by obtained powder and polyvinyl alcohol, Sodium hexametaphosphate 99, nano level Magnesium Silicate q-agent and the mixing of other remaining components, grind 1-2 hour and get final product.
The preparation method of the ceramic nozzle of described a kind of waste rubber tire particle/silicon nitride compound, is characterized in that comprising the following steps:
(1) stone, calcite, bauxitic clay mixing are put into calcining furnace and calcine 2-3 hour at 750-840 DEG C, quench with the calcium chloride solution of 1-3 ‰, add nano barium sulfate grinding 30-50 minute;
(2) waste ceramic powder, white Concha Meretricis Seu Cyclinae powder, silicon nitride stirring and evenly mixing is got, add waste rubber tire particle, barium metaborate calcines 1-2 hour at 520-630 DEG C, add single nickel salt grinding 30-40 minute, add methyl fluoride silicone oil, PETO speed lapping again to slurry particle diameter to 20-30 μm, spraying dry;
(3) by step (1), the mixing of (2) reaction mass, the slurry that solid content is 50-60% is made in adding water making beating, then circulation stirring grinding 8-10 time according to this of other remaining components, grinds more than 2 hours at every turn;
(4) above-mentioned slurry is injected die for molding, through repaired biscuit, drying, shove charge in 1550 DEG C ~ 1780 DEG C sintering 5-10 hour, cooling discharging.
The present invention has following beneficial effect: present invention improves over existing ceramic nozzle production technique and formula, add waste rubber tire particle, waste ceramic powder, white Concha Meretricis Seu Cyclinae powder and other chemical compositions, not only effectively make use of the cost-saving performance index also improving product of waste, obtained ceramic nozzle has excellent wear-resistant, the advantage such as hardness is high, ductility is good, be applied to color selector to be convenient to safeguard, can sharpness of separation be significantly improved.
Embodiment
The ceramic nozzle of described a kind of waste rubber tire particle/silicon nitride compound, it is characterized in that, be made up of the raw material of following weight part: silicon nitride 83, stone 7, calcite 3, bauxitic clay 4, waste rubber tire particle 4, waste ceramic powder 10, white Concha Meretricis Seu Cyclinae powder 0.6, single nickel salt 0.2, barium metaborate 0.4, nano barium sulfate 0.5, urotropine 0.02, methyl fluoride silicone oil 5, PETO 9, silicone resin polyethers emulsion 1, auxiliary agent 4, suitable quantity of water.
Described auxiliary agent is made up of following raw materials in part by weight: polyvinyl alcohol 18, Graphite Powder 99 4, feldspar 2, coal gangue 6, vinylformic acid 2.8, allyl polyglycol 3.8, benzoyl peroxide 1.9, dibutyl tin laurate 0.3, Sodium hexametaphosphate 99 1, zinc sulfate 2, Sodium Selenite 0.4, nano level Magnesium Silicate q-agent 2, its preparation method is by feldspar, colliery powder is broken to 120-150 order, add Graphite Powder 99, zinc sulfate stirring and evenly mixing calcines 2-3 hour at 710-820 DEG C, shrend, and then add vinylformic acid, allyl polyglycol, benzoyl peroxide stirring and evenly mixing, under 70-90 DEG C of bath temperature below speed lapping slurry particle diameter to 15 μm, be spray dried to powder, by obtained powder and polyvinyl alcohol, Sodium hexametaphosphate 99, nano level Magnesium Silicate q-agent and the mixing of other remaining components, grind 1-2 hour and get final product.
Making method comprises the following steps:
(1) stone, calcite, bauxitic clay mixing are put into calcining furnace and calcine 2-3 hour at 750-840 DEG C, quench with the calcium chloride solution of 1-3 ‰, add nano barium sulfate grinding 30-50 minute;
(2) waste ceramic powder, white Concha Meretricis Seu Cyclinae powder, silicon nitride stirring and evenly mixing is got, add waste rubber tire particle, barium metaborate calcines 1-2 hour at 520-630 DEG C, add single nickel salt grinding 30-40 minute, add methyl fluoride silicone oil, PETO speed lapping again to slurry particle diameter to 20-30 μm, spraying dry;
(3) by step (1), the mixing of (2) reaction mass, the slurry that solid content is 50-60% is made in adding water making beating, then circulation stirring grinding 8-10 time according to this of other remaining components, grinds more than 2 hours at every turn;
(4) above-mentioned slurry is injected die for molding, through repaired biscuit, drying, shove charge in 1550 DEG C ~ 1780 DEG C sintering 5-10 hour, cooling discharging.
The ceramic nozzle using the present embodiment to produce has good erosion resistance and wear resistance, can under the hydrofluoric acid mixing solutions media environment of the nitric acid of 150g/L and 60g/L, and working life reaches more than 60 days; Volume density is 3.21g/cm after tested
3, folding strength is 663Mpa, and shrinking percentage is 16.7%; The duct interior finish of nozzle is good, and jeting effect is desirable
Claims (2)
1. the ceramic nozzle of waste rubber tire particle/silicon nitride compound, it is characterized in that, be made up of the raw material of following weight part: silicon nitride 80-85, stone 5-8, calcite 2-4, bauxitic clay 3-5, waste rubber tire particle 4-7, waste ceramic powder 6-10, white Concha Meretricis Seu Cyclinae powder 0.5-0.7, single nickel salt 0.1-0.3, barium metaborate 0.2-0.5, nano barium sulfate 0.4-0.6, urotropine 0.02-0.05, methyl fluoride silicone oil 5-7, PETO 4-9, silicone resin polyethers emulsion 1-3, auxiliary agent 2-4, suitable quantity of water, described auxiliary agent is made up of following raw materials in part by weight: polyvinyl alcohol 17-21, Graphite Powder 99 3-5, feldspar 2-4, coal gangue 4-6, vinylformic acid 2.1-4.1, allyl polyglycol 3.2-4.5, benzoyl peroxide 1.2-3.3, dibutyl tin laurate 0.2-0.4, Sodium hexametaphosphate 99 1-2, zinc sulfate 2-3, Sodium Selenite 0.4-0.8, nano level Magnesium Silicate q-agent 2-4, its preparation method is by feldspar, colliery powder is broken to 120-150 order, add Graphite Powder 99, zinc sulfate stirring and evenly mixing calcines 2-3 hour at 710-820 DEG C, shrend, and then add vinylformic acid, allyl polyglycol, benzoyl peroxide stirring and evenly mixing, under 70-90 DEG C of bath temperature below speed lapping slurry particle diameter to 15 μm, be spray dried to powder, by obtained powder and polyvinyl alcohol, Sodium hexametaphosphate 99, nano level Magnesium Silicate q-agent and the mixing of other remaining components, grind 1-2 hour and get final product.
2. the making method of the ceramic nozzle of a kind of waste rubber tire particle/silicon nitride compound according to claim 1, is characterized in that comprising the following steps:
(1) stone, calcite, bauxitic clay mixing are put into calcining furnace and calcine 2-3 hour at 750-840 DEG C, quench with the calcium chloride solution of 1-3 ‰, add nano barium sulfate grinding 30-50 minute;
(2) waste ceramic powder, white Concha Meretricis Seu Cyclinae powder, silicon nitride stirring and evenly mixing is got, add waste rubber tire particle, barium metaborate calcines 1-2 hour at 520-630 DEG C, add single nickel salt grinding 30-40 minute, add methyl fluoride silicone oil, PETO speed lapping again to slurry particle diameter to 20-30 μm, spraying dry;
(3) by step (1), the mixing of (2) reaction mass, the slurry that solid content is 50-60% is made in adding water making beating, then circulation stirring grinding 8-10 time according to this of other remaining components, grinds more than 2 hours at every turn;
(4) above-mentioned slurry is injected die for molding, through repaired biscuit, drying, shove charge in 1550 DEG C ~ 1780 DEG C sintering 5-10 hour, cooling discharging.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410590273.6A CN104387088A (en) | 2014-10-29 | 2014-10-29 | Scrap rubber tire particle/silicon nitride composite ceramic nozzle and manufacturing method thereof |
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| CN201410590273.6A CN104387088A (en) | 2014-10-29 | 2014-10-29 | Scrap rubber tire particle/silicon nitride composite ceramic nozzle and manufacturing method thereof |
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| CN104387088A true CN104387088A (en) | 2015-03-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106928519A (en) * | 2017-03-20 | 2017-07-07 | 界首市欧思润体育用品有限公司 | A kind of soft fishing bait of emulation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004284897A (en) * | 2003-03-24 | 2004-10-14 | Taiyo Yuden Co Ltd | Method of producing ceramic powder with perovskite structure, ceramic powder with perovskite structure, ceramic electronic component and its production method, and multilayer ceramic capacitor and its production method |
| CN103496954A (en) * | 2013-10-15 | 2014-01-08 | 山东大学 | Process for manufacturing aluminum oxide ceramic nozzle |
| CN103787647A (en) * | 2014-01-04 | 2014-05-14 | 安徽省含山瓷业股份有限公司 | Brown fused alumina-containing high-strength wear-resistant daily ceramic product |
| CN103951461A (en) * | 2014-04-28 | 2014-07-30 | 梁轶聪 | Preparation method of high-strength light-weight ceramic plate |
-
2014
- 2014-10-29 CN CN201410590273.6A patent/CN104387088A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004284897A (en) * | 2003-03-24 | 2004-10-14 | Taiyo Yuden Co Ltd | Method of producing ceramic powder with perovskite structure, ceramic powder with perovskite structure, ceramic electronic component and its production method, and multilayer ceramic capacitor and its production method |
| CN103496954A (en) * | 2013-10-15 | 2014-01-08 | 山东大学 | Process for manufacturing aluminum oxide ceramic nozzle |
| CN103787647A (en) * | 2014-01-04 | 2014-05-14 | 安徽省含山瓷业股份有限公司 | Brown fused alumina-containing high-strength wear-resistant daily ceramic product |
| CN103951461A (en) * | 2014-04-28 | 2014-07-30 | 梁轶聪 | Preparation method of high-strength light-weight ceramic plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106928519A (en) * | 2017-03-20 | 2017-07-07 | 界首市欧思润体育用品有限公司 | A kind of soft fishing bait of emulation |
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