CN105174769B - A kind of plantation is with the processing method of perlite and plantation perlite - Google Patents
A kind of plantation is with the processing method of perlite and plantation perlite Download PDFInfo
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- CN105174769B CN105174769B CN201510585717.1A CN201510585717A CN105174769B CN 105174769 B CN105174769 B CN 105174769B CN 201510585717 A CN201510585717 A CN 201510585717A CN 105174769 B CN105174769 B CN 105174769B
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Abstract
The invention discloses a kind of processing method of plantation perlite, comprise the following steps：Silica 72%~75% is included using component by mass percentage, alundum (Al2O3) 15~18%, iron oxide 0.5~1%, sodium oxide molybdena 2.9%~3.5%, calcium oxide 0.5~2%, potassium oxide 2.5~3%, manganese oxide 0.1%~0.4%, moisture 4~6%, the perlite ore of other composition surpluses is used as raw material, input expansion producer carries out contact burning between temperature is 950 DEG C~1000 DEG C after preheating is stopped 25 30 minutes in the preheating furnace between 350 DEG C~400 DEG C, produce and 1~5s is stopped after expansion, obtained plantation perlite, plantation produced by the present invention is larger uniform full with perlite particle, water absorption rate is up to 260%, it is 96 hours to continue the water conservation time, the fertile ability of water lock lock is strong, mellowness is moderate, it can be widely applied to soil remediation, adjust soil hardening, prevent crops shape, control fertilizer efficiency and fertilizer degree, and it is used as insecticide and the diluent and carrier of herbicide.
Description
Technical field
The present invention relates to expanded perlite technical field, more particularly, to a kind of processing method and kind of plantation perlite
Plant perlite.
Background technology
Perlite is a kind of acid siliceous volcanic glass rock containing the crystallization water of volcanic action, volcanism formation, belongs to igneous rock；Cause
Rock Profiles have pearl-like crack, and perlite is in magmatology.Its micro mist material formed through high-temperature roasting, just containing remaining silent and
The light thermal-insulation bulk material of open pore, referred to as expanded perlite.Expanded perlite is a kind of lightweight, multifunctional novel section bar
Material.With apparent density is light, thermal conductivity factor is low, chemical stability good, temperature in use scope is wide, wettability power is small and nontoxic, nothing
The features such as taste, fire prevention, sound-absorbing, it is widely used in a variety of industrial departments.
At present, useful expanded perlite makees the matrix of plant culture, but the expanded perlite granule of technical grade instead of soil
Greatly, harder, during for plant soil-less culturing, water absorption rate difference is difficult to play water lock lock fertilizer effect, and nutrient is easy to run off, it is difficult to widely
It is used as plant cultivation media application.
The content of the invention
In order to solve above-mentioned prior art problem, the invention provides a kind of processing method of plantation perlite, use
The obtained plantation perlite of this method production has light weight, mellowness moderate, larger full, the fertile ability of water lock lock of particle is strong,
The advantages of service life is long.
The technical scheme is that：A kind of processing method of plantation perlite, comprises the following steps：
Step S1：Raw Ore sand sieve is selected, and component is aoxidized including silica 72%~75%, three by mass percentage for selection
Two aluminium 15~18%, iron oxide 0.5~1%, sodium oxide molybdena 2.9%~3.5%, calcium oxide 0.5~2%, potassium oxide 2.5~3%,
Manganese oxide 0.1%~0.4%, moisture 4~6%, the perlite ore of other composition surpluses filter out suitable granularity as raw material
The perlite ore of rank is raw material, and roughing sand granularity is 0.6~1.43mm；
Step S2：Gas-preheating, will screen qualified perlite and be put into through funnel in preheating furnace, burning is carried out with combustion gas and is added
Heat, makes preheating furnace cavity inner temperature reach required preheating temperature, and preheating temperature is controlled between 350 DEG C~400 DEG C, and preheating is stopped
25~30 minutes；
Step S3：Burning expansion, by preheating furnace the boosted machine of the perlite of sufficient dwell time put into expansion
Stove carries out contact burning, and temperature control produces and 1~1.5s is stopped after expansion between 950 DEG C~1000 DEG C, and plantation is made and uses
Perlite；
Step S4：Separation packaging, after obtained plantation is separated with perlite with high-temperature gas through cyclone separator
Into discharging bin, waterproofing packing is then carried out.
The preheating temperature is specially that 350 DEG C, 350 DEG C of preheating environment causes the invalid water content of perlite before inflation
Get rid of and retain the available moisture needed for normal expansion, the available moisture may be such that perlite expansion multiple reaches 20 times, most
The good preheating residence time is 30 minutes.
The contact ignition temperature is preferably 970 DEG C, and most optimal retention time is 2s.
As the plantation perlite obtained by the inventive method is produced, particle diameter is 3mm~4mm, and internal structure is in fine and close honeycomb
Shape, 65~85kg/m3 of loose thickness, 17 times of expansion multiple, porosity 60%.
Plantation perlite obtained by present invention production can be directly as plant cultivation media.
Beneficial effects of the present invention are：
1st, because silica and alchlor are to cause perlite to meet high temperature fast softening and keep certain at high temperature
The main chemical compositions of viscosity；Sodium oxide molybdena：The increase of potassium oxide ratio can cause the reduction of perlite viscosity under high temperature, cause treasure
Pearl rock softening point declines；Therefore perlite ore raw material its silica 72%~75%, alundum (Al2O3) that the present invention is selected
15~18%, sodium oxide molybdena 2.9%~3.5%, potassium oxide 2.5~3%, the constituent content enable to perlite ore in high temperature
Under environment can fast softening, and keep higher viscosity, obtained perlite can keep moderate mellowness, be difficult pine
Dissipate, with stronger support strength；Secondly specific preheating temperature control is 350 DEG C, 30 minutes residence times, can make perlite
Retain the available moisture needed for normal expansion, obtain 17 times of expansion multiple, the perlite ore under 950 DEG C~1000 DEG C environment
After expansion, the perlite available for plantation with fine and close alveolate texture is formed after available moisture evaporation, porosity is
60%, improve the water suction water lock ability of plantation perlite；
2nd, plantation produced by the present invention is larger uniform full with perlite particle, and average grain diameter is 3mm~4mm, internal junction
Structure can both support plant root in fine and close cellular, play fixation, and light weight, and mellowness is moderate, will not conglomeration realification
Or broken up by current, the loose state of matrix is persistently kept, the situation of water logging plant root is not resulted in, and pass through in moisture
When, a certain amount of moisture is absorbed, water absorption rate is up to 260%, and moisture can be retained in honeycomb, it is 96 small to continue the water conservation time
When, it is difficult drain evaporation, it is possible to decrease frequency of watering, reduces the loss of nutriment in soil, fertile effect, increase is locked with water lock
The permeable breathable of soil, keeps the temperature humidity of soil；
3rd, plantation produced by the present invention can be widely applied to soil remediation with perlite, adjusts soil hardening, prevents farming
Thing falls shape, control fertilizer efficiency and fertilizer degree, and is used as insecticide and the diluent and carrier of herbicide.
4th, the processing method that the present invention is used uses environmental protection equipment, to all ashes produced by whole production process
Dirt is reclaimed, it is possible to be produced into silica flour, is sold to resin factory, rubber molding plant, available for polishing.Anthracite is high
The gas supply preheating furnace that temperature distillation is produced does burning and used, and completes the cinder after distillation, can be recycled architectural；
Micro mist dirt produced by production process can be used in cleaning industry, make whole production process keep air cleaning.
Embodiment
With reference to specific embodiment, the present invention is further elaborated.
The processing method of plantation perlite of the invention, step specific as follows：
Step S1：Raw Ore sand sieve is selected, and component is aoxidized including silica 72%~75%, three by mass percentage for selection
Two aluminium 15~18%, iron oxide 0.5~1%, sodium oxide molybdena 2.9%~3.5%, calcium oxide 0.5~2%, potassium oxide 2.5~3%,
Manganese oxide 0.1%~0.4%, moisture 4~6%, the perlite ore of other composition surpluses filter out suitable granularity as raw material
The perlite ore of rank is raw material, uses granularity for 0.8~1mm roughing sand.
Step S2：Gas-preheating, will screen qualified perlite and be put into through funnel in preheating furnace, burning is carried out with combustion gas and is added
Heat, makes preheating furnace cavity inner temperature reach required preheating temperature, and preheating temperature is 350 DEG C, and preheating is stopped 30 minutes；
Step S3：Burning expansion, by preheating furnace the boosted machine of the perlite of sufficient dwell time put into expansion
Stove carries out contact burning, and temperature control stops 2s, obtained plantation perlite between 970 DEG C after producing expansion；
Step S4：Separation packaging, after obtained plantation is separated with perlite with high-temperature gas through cyclone separator
Into discharging bin, waterproofing packing is then carried out.
As the plantation perlite obtained by the inventive method is produced, grain is big uniform full, and average grain diameter is 3mm~4mm, interior
Portion's structure is cellular in densification, and porosity is 60%, 17 times of expansion multiple, and loose thickness is 79kg/m3。
Plantation perlite obtained by present invention production can be directly as plant cultivation media.
Plantation produced by the present invention carries out physical chemistry test comparison with common existing plantation with perlite with perlite
It is as follows：
1st, water absorption rate is measured：Take 20g models to be placed in glass funnel two kinds of perlites, 500ml clear water is led repeatedly
Enter in glass funnel, static 5min leaks down excessive moisture, weigh the model weight after water suction, calculate water absorption rate.
2nd, natural flash-off time (i.e. water holding time) after absorbing water：Two kinds of perlites, respectively take 120ml model holding plane vessel
It is upper to import the water absorption measured, it is positioned in natural air, measures flash-off time.
3rd, loose thickness/mellowness test：Two kinds of perlites are taken, 1m is respectively charged into3Container in, measurement fill up 1m3's
The weight result of containers perlite.
Test result such as following table：
| Plantation perlite of the invention | Common plantation perlite | |
| Water absorption rate | 260% | 180% |
| Natural flash-off time after water suction | 96 (hours) | 50 (hours) |
| Loose thickness | 79kg/m3 | 89kg/m3 |
| Mellowness | It is moderate | It is harder |
Plantation produced by the present invention is more precious than common plantation with perlite water absorption rate and water holding time as seen from the above table
Zhu Yan tools are significantly improved, and more preferably, loose thickness and mellowness are moderate for effect, with stronger water absorption rate, the fertile energy of water lock lock
Power is strong, and plantation produced by the present invention can be widely applied to soil remediation with perlite, adjusts soil hardening, prevents crops from falling
Shape, control fertilizer efficiency and fertilizer degree, and it is used as insecticide and the diluent and carrier of herbicide.
Described above, only presently preferred embodiments of the present invention is not intended to limit the invention, every skill according to the present invention
Any trickle amendment, equivalent substitution and improvement that art is substantially made to above example, should be included in technical solution of the present invention
Protection domain in.
Claims (7)
1. a kind of processing method of plantation perlite, it is characterised in that comprise the following steps：
Step S1：Raw Ore sand sieve is selected, and component includes silica 72%~75%, alundum (Al2O3) by mass percentage for selection
15~18%, iron oxide 0.5~1%, sodium oxide molybdena 2.9%~3.5%, calcium oxide 0.5~2%, potassium oxide 2.5~3%, oxidation
Manganese 0.1%~0.4%, moisture 4~6%, the perlite ore of other composition surpluses filter out suitable granularity level as raw material
Perlite ore be raw material, roughing sand granularity be 0.6~1.43mm；
Step S2：Gas-preheating, will screen qualified perlite and is put into through funnel in preheating furnace, combustion heating is carried out with combustion gas,
Preheating furnace cavity inner temperature is made to reach required preheating temperature, preheating temperature is controlled between 350 DEG C~400 DEG C, and preheating stops 25-
30 minutes；
Step S3：Burning expansion, by preheating furnace the perlite of sufficient dwell time boosted machine input expansion producer enter
Row contact burns, and temperature control produces and 1~5s is stopped after expansion between 950 DEG C~1000 DEG C, and pearl is used in obtained plantation
Rock；
Step S4：Separation packaging, obtained plantation enters after being separated with perlite with high-temperature gas through cyclone separator
Discharging bin, is then packed.
2. the processing method of the plantation perlite according to claim 1, it is characterised in that the preheating temperature is 350
℃。
3. the processing method of the plantation perlite according to claim 1, it is characterised in that the preheating residence time is
30 minutes.
4. the processing method of the plantation perlite according to claim 1, it is characterised in that the contact ignition temperature
Preferably 970 DEG C.
5. the processing method of the plantation perlite according to claim 1, it is characterised in that residence time after the expansion
For 2s.
6. a kind of plantation as described in claim 1-5 is any plantation perlite made from the processing method of perlite, its
It is characterised by, particle diameter is 3mm~4mm, internal structure is cellular in densification, and porosity is 60%.
7. plantation according to claim 6 is with plantation perlite made from the processing method of perlite, it is characterised in that
The plantation perlite can be directly as plant cultivation media.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510585717.1A CN105174769B (en) | 2015-09-15 | 2015-09-15 | A kind of plantation is with the processing method of perlite and plantation perlite |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510585717.1A CN105174769B (en) | 2015-09-15 | 2015-09-15 | A kind of plantation is with the processing method of perlite and plantation perlite |
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| CN105174769A CN105174769A (en) | 2015-12-23 |
| CN105174769B true CN105174769B (en) | 2017-10-24 |
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| CN107371862B (en) * | 2017-07-27 | 2020-10-23 | 广州市番禺盛达穗南有限公司 | Heat-insulating flowerpot for planting plants and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1197934C (en) * | 2001-06-30 | 2005-04-20 | (株)庆东斯瑞泰克 | Pearlite for culturing plant and its use |
| CN101328005A (en) * | 2008-07-16 | 2008-12-24 | 中国建材国际工程有限公司 | Preheating method and apparatus for glass batch |
| CN101808950A (en) * | 2007-09-28 | 2010-08-18 | 普莱克斯技术有限公司 | Preheating glassmaking materials with radiative heat transfer |
| CN102653439A (en) * | 2012-05-10 | 2012-09-05 | 蚌埠玻璃工业设计研究院 | Hypernormal feeding method of glass batch and feeding preheating device thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10260405A (en) * | 1997-03-18 | 1998-09-29 | Seiko Epson Corp | Lighting device, liquid-crystal display device, and electronic equipment |
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2015
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1197934C (en) * | 2001-06-30 | 2005-04-20 | (株)庆东斯瑞泰克 | Pearlite for culturing plant and its use |
| CN101808950A (en) * | 2007-09-28 | 2010-08-18 | 普莱克斯技术有限公司 | Preheating glassmaking materials with radiative heat transfer |
| CN101328005A (en) * | 2008-07-16 | 2008-12-24 | 中国建材国际工程有限公司 | Preheating method and apparatus for glass batch |
| CN102653439A (en) * | 2012-05-10 | 2012-09-05 | 蚌埠玻璃工业设计研究院 | Hypernormal feeding method of glass batch and feeding preheating device thereof |
Non-Patent Citations (1)
| Title |
|---|
| 膨润土深度开发产品的制备及性能研究;王贵领;《中国优秀博硕士学位论文全文数据库 (硕士) 工程科技Ⅰ辑》;20031215;B021-46 * |
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Address after: 510000, No. 38, No. 38, No. two, east line Avenue, South Village, Panyu District, Panyu District, Guangzhou City Patentee after: GUANGZHOU PANYU SHENGDA SUINAN CO., LTD. Address before: 510000 Guangzhou City, Guangdong Province, Panyu District South Village City head new industrial area Patentee before: GUANGZHOU PANYU SHENGDA SUINAN CO., LTD. |
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Effective date of registration: 20210611 Address after: 528400 1 card of workshop a, 122 Waijiao street, Sandun administrative village, Minmin Town, Zhongshan City, Guangdong Province (residence declaration) Patentee after: GUANGDONG SHENGDA SUINAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 2, No.38, South row, east line Avenue, Shitou village, Nancun Town, Panyu District, Guangzhou Patentee before: GUANGZHOU PANYU SHENGDA SUINAN Co.,Ltd. |