CN104909576A - Sponge body foamed glass formula and production process thereof - Google Patents
Sponge body foamed glass formula and production process thereof Download PDFInfo
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- CN104909576A CN104909576A CN201510320791.0A CN201510320791A CN104909576A CN 104909576 A CN104909576 A CN 104909576A CN 201510320791 A CN201510320791 A CN 201510320791A CN 104909576 A CN104909576 A CN 104909576A
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Abstract
The invention discloses a sponge body foamed glass formula and a production process thereof. The sponge body foamed glass comprises the following components in percentage by weight: 96-99 percent of glass particles, 0.1-3.9 percent of potassium feldspar powder, 0.1-0.9 percent of shell powder and 0.1-0.9 percent of slaked lime. The process for producing the sponge body foamed glass comprises the following steps: S1, preparing materials; S2, sintering and bulking; and S3, cooling. According to the formula and the production process of the sponge body foamed glass disclosed by the invention, the defect that the traditional foamed glass production process is complicated is improved; and moreover, the formula of the sponge body foamed glass serves as a production raw material, and according to the production process of the sponge body foamed glass, the speed of a conveyor belt of a sintering furnace and the furnace temperature are controlled, and the sponge body foamed glass of which the specific gravity is 0.3-1.3, the water absorption rate is 1-110 percent and the pore size is 1.2-420 microns can be prepared.
Description
Technical field
The present invention relates to a kind of production formula and manufacture method thereof of foamed glass, especially a kind of cavernous body foamed glass formula and production technique thereof.
Background technology
Raw material based on existing production foamed glass is generally rich in glassy phase material by cullet, flyash, non-metallic minerals etc., mixed broken ball milling and entered foamable in foaming kiln through being weighed to heat-resistance stainless steel diaphragm capsule, be annealed into by artificial demoulding annealing furnace that the techniques such as glass blank are prepared from.Domestic existing multicellular glass produce all adopt cullet with other etc. be rich in glassy phase material based on raw material, composition difference foamed time and temperature wayward, affect the quality of foamed glass.Traditional multicellular glass production technique need with diaphragm capsule sintering, the artificial demoulding, through annealing furnace cooling, the shortcoming of this technique is: at substantial labor force, diaphragm capsule waste is large, production efficiency is low, causes products production cost significantly to improve, and product is difficult to promote on a large scale.
Summary of the invention
The object of this invention is to provide a kind of light porous, porosity be high and hole is fine and smooth evenly, there is good absorption, water-retentivity ventilation property and the cavernous body foamed glass formula of fireproofing and heat resistant and production technique thereof.
The present invention solves the technical scheme that prior art problem adopts: a kind of cavernous body foamed glass formula, and described formula comprises each component of following weight percentage:
Glass particle 96%-99%
Feldspar in powder 0.1% ~ 3.9%
Shell powder 0.1% ~ 0.9%
White lime 0.1% ~ 0.9%.
The weight percentage of each component is: glass particle: 96%, shell powder: 0.8%, white lime: 0.6%, feldspar in powder: 2.6%.
The weight percentage of each component is: glass particle: 97%, shell powder: 0.6%, white lime: 0.45%, feldspar in powder: 1.95%.
The weight percentage of each component is: glass particle: 98%, shell powder: 0.4%, white lime: 0.3%, feldspar in powder: 1.24%.
The weight percentage of each component is: glass particle: 99%, shell powder: 0.2%, white lime: 0.15%, feldspar in powder: 0.65%.
The granularity of described glass particle, feldspar in powder, shell powder, white lime is more than 200 orders.
Described glass particle is white glass particle.
A production technique for cavernous body foamed glass, comprises the steps:
s1, batching:
According to following weight percentage, each component is carried out Homogeneous phase mixing, obtains cavernous body foamed glass raw material:
Glass particle: 96%-99%
Feldspar in powder: 0.1% ~ 3.9%
Shell powder: 0.1% ~ 0.9%
White lime: 0.1% ~ 0.9%;
Wherein, the granularity of each component is more than 200 orders;
s2, sinter expanded:
The cavernous body foamed glass raw material obtained by step S1, is evenly laid on the travelling belt of sintering oven, and controls in the scope of 0.4 ~ 0.71 m/min by the transfer rate of travelling belt; Control the temperature in sintering oven, make cavernous body foamed glass raw material obtain sintering puffing foaming heating thing through pre-heating stage, softening stress-displacement stage, foaming stages and annealing stage successively in sintering oven; Temperature wherein in pre-heating stage sintering oven is 730 ~ 760 DEG C, and the time length is 2 ~ 3 min; Temperature in softening stress-displacement stage sintering oven is 800 ~ 880 DEG C, and the time length is 5 ~ 8 min; Temperature in foaming stages sintering oven is 900 ~ 1000 DEG C, and the time length is 12 ~ 20 min; Temperature in annealing stage sintering oven is 200 ~ 300 DEG C, and the time length is 2 ~ 6 min;
s3, cooling:
Namely cavernous body foamed glass is obtained after the sintering puffing foaming heating thing obtained by step S2 takes out naturally cooling from sintering oven.
The thickness being evenly laid in the cavernous body foamed glass raw material on the travelling belt of sintering oven is 12mm.
The proportion of described cavernous body foamed glass is 0.3-1.3, water-intake rate is 1%-110%, pore size is 1.2 μm-420 μm.
Beneficial effect of the present invention is: the present invention with weight percentage be the discarded glass of 96%-99% obtain glass particle, the feldspar in powder of 0.1% ~ 3.9%, the shell powder of 0.1% ~ 0.9% and 0.1% ~ 0.9% white lime Homogeneous phase mixing after as the production formula of cavernous body foamed glass.Because the material that have employed the non-glass phase of feldspar in powder, shell powder and white lime fireproofing and heat resistant in formula is material, therefore improve the drawback of traditional foamed glass complex manufacturing; And by utilizing the production formula of this cavernous body foamed glass as the production technique of raw materials for production through cavernous body foamed glass of the present invention, the cavernous body foamed glass that proportion is 0.3-1.3, water-intake rate is 1%-110%, pore size is 1.2 μm-420 μm can be obtained by the line speed and in-furnace temperature that control sintering oven, cavernous body foamed glass obtained by the present invention has light porous, porosity is high and hole is fine and smooth evenly, water retention is high, loading capacity is large etc. feature, and therefore it can be applied to following aspect:
1, clay, dyskinetic soil, saline-alkali land soil conditioner; Urban afforestation, roof greening, greening of parking yard, indoor gardening; The agricultural such as desert, deserted mountain transformation greening etc.
2, bridge Highrise buildings, motorway Highrise buildings, agricultural such as to underdrain at the capital construction of facility, and its lightweight constructability, enhances vibration strength, alleviate native stone to the pressure of structure and suppress the sinking of buildings on weak domain.
3, water liquid culture matrix etc., can reduce and change waterside number, not long green paint in water, and plant health grows.
4, the purification of water quality such as river sewage, sanitary sewage, aquaculture water, dirt etc. in water of decomposition.
Embodiment
Below in conjunction with specific embodiment, the present invention will be described:
A cavernous body foamed glass formula, comprises each component of following weight percentage:
Glass particle 96%-99%
Feldspar in powder 0.1% ~ 3.9%
Shell powder 0.1% ~ 0.9%
White lime 0.1% ~ 0.9%.
For preventing being mixed into of the heavy metals such as the lead in colored glass, arsenic, glass particle adopts white glass (preferred waste and old white glass) crushing grinding to make; The granularity of each component is more than 200 orders.
A production technique for cavernous body foamed glass, comprises the steps:
s1, batching:
According to the weight percentage of each component in above-mentioned a kind of cavernous body foamed glass formula, each component is carried out Homogeneous phase mixing, obtain cavernous body foamed glass raw material, that is:
By broken glass through grinding the glass particle made: 96%-99%;
Feldspar in powder: 0.1% ~ 3.9%;
Shell powder: 0.1% ~ 0.9%;
White lime: 0.1% ~ 0.9%;
The granularity of above component is for being more than 200 orders;
s2, sinter expanded:
The cavernous body foamed glass raw material that step S1 is obtained, evenly be laid in sintering oven with the thickness of 12mm and (be specially continuous mesh belt type sintering oven, hereinafter referred to as sintering oven) travelling belt on, and the transfer rate of travelling belt is controlled in the scope of 0.4 ~ 0.71 m/min; Cavernous body foamed glass raw material obtains sintering puffing foaming heating thing through pre-heating stage, softening stress-displacement stage, foaming stages and annealing stage successively in sintering oven; Control the temperature in sintering oven, make the temperature in pre-heating stage sintering oven be 730 ~ 760 DEG C, the time length is 2 ~ 3 min; Temperature in softening stress-displacement stage sintering oven is 800 ~ 880 DEG C, and the time length is 5 ~ 8 min; Temperature in foaming stages sintering oven is 900 ~ 1000 DEG C, and the time length is 12 ~ 20 min; Temperature in annealing stage sintering oven is 200 ~ 300 DEG C, and the time length is 2 ~ 6 min;
s3, cooling:
Namely obtain cavernous body foamed glass after the sintering puffing foaming heating thing obtained by step S2 takes out naturally cooling from sintering oven, according to actual needs cavernous body foamed glass is made particle or tabular.
The cavernous body foamed glass that proportion is 0.3-1.3, water-intake rate is 1%-110%, pore size is 1.2 μm-420 μm can be obtained in this way.
In scope of the present invention according to actual needs, by the parameter in the formula and processing technology of adjustment cavernous body foamed glass, the cavernous body foamed glass being adapted to different field water-intake rate and proportion can be obtained.
Below provide several preferred implementation of the present invention as explanation:
embodiment 1:
Granularity is the glass powder of the 96kg of more than 200 orders, the shell powder of 0.8kg, the white lime of 0.6kg and 2.6 kg feldspar in powder Homogeneous phase mixing, as cavernous body foamed glass raw material.It is evenly laid on the travelling belt of sintering oven, tiling thickness is 12 mm; Control at 0.5 ~ 0.56m/min by the transfer rate of travelling belt, the temperature controlled in sintering oven makes the temperature in pre-heating stage sintering oven be 730 DEG C, and the time length is 2 min; Then enter softening stress-displacement stage, the temperature in sintering oven is 800 DEG C, and the time length is 8 min; Enter foaming stages afterwards, the temperature in sintering oven is 900 DEG C, and the time length is 15 min; Enter annealing stage afterwards, the temperature in sintering oven is 300 DEG C, and the time length is that 6min obtains sintering puffing foaming heating thing.Finally will sinter puffing foaming heating thing naturally cooling, namely obtain the cavernous body foamed glass that proportion is 0.3, water-intake rate is 110%, pore size is 20.3 μm-420 μm.
The cavernous body foamed glass utilizing the present embodiment to obtain has that proportion is little, water-absorbing-retaining (fertilizer conservation) property is strong and its pore size makes it have excellent ventilation property, therefore can antibacterial, the chessom of insect protected, improve the feature of Soil structure.The cavernous body foamed glass obtained by the present embodiment is broken into 1 ~ 4 mm particulate state, is applicable to clay, dyskinetic soil, saline-alkali land soil conditioner etc., is applicable to urban afforestation, roof greening, greening of parking yard, indoor gardening simultaneously; The agriculture greening fields such as desert, deserted mountain transformation.
embodiment 2:
Granularity is the glass powder of the 97kg of more than 200 orders, the shell powder of 0.6kg, the white lime of 0.45kg and 1.95kg feldspar in powder Homogeneous phase mixing, as cavernous body foamed glass raw material.It is evenly laid on the travelling belt of sintering oven, tiling thickness is 12 mm.The transfer rate of travelling belt controlled at 0.6 ~ 0.65 m/min, the temperature controlled in sintering oven makes the temperature in pre-heating stage sintering oven be 740 DEG C, and the time length is 2.15 min; Then through softening stress-displacement stage, the temperature-time in sintering oven is for being 820 DEG C, and the time length is 6.12min; Enter foaming stages afterwards, the temperature in sintering oven is 930 DEG C, and the time length is 14 min, enters annealing stage afterwards, and the temperature in sintering oven is 280 DEG C, and the time length is that 5min obtains sintering puffing foaming heating thing; Last naturally cooling, obtaining proportion is 0.4 ~ 0.5, the cavernous body foamed glass that water-intake rate is 30% ~ 60%, pore size is 20.3 μm-140 μm, makes the cavernous body foamed glass obtained under the processing condition of the present embodiment have separated foam.
The cavernous body foamed glass that the present embodiment obtains makes it have fire prevention, waterproof due to the feature of raw materials for production, nontoxic, corrosion-resistant, mothproof, not easily aging, "dead", insulation, anti-magnetic wave, anti-electrostatic, physical strength high, simultaneously because technologic feature makes it have independently bubble, characteristic that therefore can be good with all kinds of mud cohesiveness.Therefore the cavernous body foamed glass obtained by the present embodiment is made tabular and is applicable to wall interiors packing material, the facility capital constructions such as the water suction paving of bridge, Highrise buildings, the water suction paving of motorway Highrise buildings, agricultural underdrain, due to its lightweight therefore constructability, enhance vibration strength, alleviate native stone to the pressure of structure and suppress the sinking of buildings on weak domain.
embodiment 3:
Granularity is the glass powder of the 98kg of more than 200 orders, the shell powder of 0.4kg, the white lime of 0.3kg and 1.24kg feldspar in powder Homogeneous phase mixing, as cavernous body foamed glass raw material.It is evenly laid on the travelling belt of sintering oven, tiling thickness is 12 mm, controls at 0.6 ~ 0.65m/min by the transfer rate of travelling belt, and the temperature controlled in sintering oven makes the temperature in pre-heating stage sintering oven be 750 DEG C, and the time length is 2.5 min; Then through softening stress-displacement stage, the temperature in sintering oven is 840 DEG C, and the time length is 6.78 min; Then through foaming stages, the temperature in sintering oven is 960 DEG C, and the time length is 14.5 min, enters annealing stage afterwards, and the temperature in sintering oven is 250 DEG C, and the time length is that 4 min obtain sintering puffing foaming heating thing.Finally will sinter puffing foaming heating thing naturally cooling, proportion is 0.7 ~ 1.0, and water-intake rate is 5 ~ 10%, has the cavernous body foamed glass that pore size is 10 μm-20.3 μm holes of independently holding one's breath.
The cavernous body foamed glass utilizing the present embodiment to obtain has hole of independently holding one's breath, make it have the characteristic of high absorption, therefore, the cavernous body foamed glass obtained by the present embodiment is broken into particulate state and adds in water planting container and can be used for water culture etc., can reduce and change waterside number, not long green paint in water, plant health grows.
embodiment 4:
Fineness is the glass powder of the 99kg of more than 200 orders, the shell powder of 0.2kg, the white lime of 0.15kg and 0.65kg feldspar in powder Homogeneous phase mixing, as cavernous body foamed glass raw material.It is evenly laid on the travelling belt of sintering oven, tiling thickness is 12 mm.Control at 0.58 ~ 0.6m/min by the transfer rate of travelling belt, the temperature controlled in sintering oven makes the temperature in pre-heating stage sintering oven be 760 DEG C, and the time length is by being 2 min; Then through softening stress-displacement stage, sintering in-furnace temperature is 880 DEG C, and the time length is 7.1 min; Then through foaming stages, sintering in-furnace temperature is 1000 DEG C, and the time length is 14.3 min, enters annealing stage afterwards, and the temperature in sintering oven is 200 DEG C, and the time length is that 2 min obtain sintering puffing foaming heating thing.Finally will sinter puffing foaming heating thing naturally cooling, obtaining proportion is 1.0 ~ 1.3, and water-intake rate is 1% ~ 5%, has the cavernous body foamed glass that pore size is 1.2 μm of-20.3 μm of separated foams.
What utilize the present embodiment to obtain has the cavernous body foamed glass that pore size is the separated foam of 1.2 μm-20.3 μm, make it have the characteristic of high adsorption cleaning water quality, drop in water source after the cavernous body foamed glass fragmentation that the present embodiment is obtained, can be used for the purification of water qualitys such as river sewage, sanitary sewage, aquaculture water, dirt in water of decomposition; Water bank bank protection, reduces the upper pressure of riverbank, seashore, dykes and dams.
Above content is in conjunction with concrete optimal technical scheme further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. a cavernous body foamed glass formula, it is characterized in that, described formula comprises each component of following weight percentage:
Glass particle 96%-99%
Feldspar in powder 0.1% ~ 3.9%
Shell powder 0.1% ~ 0.9%
White lime 0.1% ~ 0.9%.
2. a kind of cavernous body foamed glass formula according to claim 1, it is characterized in that, the weight percentage of each component is: glass particle: 96%, shell powder: 0.8%, white lime: 0.6%, feldspar in powder: 2.6%.
3. a kind of cavernous body foamed glass formula according to claim 1, it is characterized in that, the weight percentage of each component is: glass particle: 97%, shell powder: 0.6%, white lime: 0.45%, feldspar in powder: 1.95%.
4. a kind of cavernous body foamed glass formula according to claim 1, it is characterized in that, the weight percentage of each component is: glass particle: 98%, shell powder: 0.4%, white lime: 0.3%, feldspar in powder: 1.24%.
5. a kind of cavernous body foamed glass formula according to claim 1, it is characterized in that, the weight percentage of each component is: glass particle: 99%, shell powder: 0.2%, white lime: 0.15%, feldspar in powder: 0.65%.
6., according to the arbitrary described a kind of cavernous body foamed glass formula of claim 1-5, it is characterized in that, the granularity of described glass particle, feldspar in powder, shell powder, white lime is more than 200 orders.
7., according to the arbitrary described a kind of cavernous body foamed glass formula of claim 1-5, it is characterized in that, described glass particle is white glass particle.
8. the production technique of a kind of cavernous body foamed glass according to claim 1, is characterized in that, comprise the steps:
s1, batching:
According to following weight percentage, each component is carried out Homogeneous phase mixing, obtains cavernous body foamed glass raw material:
Glass particle: 96%-99%
Feldspar in powder: 0.1% ~ 3.9%
Shell powder: 0.1% ~ 0.9%
White lime: 0.1% ~ 0.9%;
Wherein, the granularity of each component is more than 200 orders;
s2, sinter expanded
The cavernous body foamed glass raw material obtained by step S1, is evenly laid on the travelling belt of sintering oven, and controls in the scope of 0.4 ~ 0.71 m/min by the transfer rate of travelling belt; Control the temperature in sintering oven, make cavernous body foamed glass raw material obtain sintering puffing foaming heating thing through pre-heating stage, softening stress-displacement stage, foaming stages and annealing stage successively in sintering oven; Temperature wherein in pre-heating stage sintering oven is 730 ~ 760 DEG C, and the time length is 2 ~ 3 min; Temperature in softening stress-displacement stage sintering oven is 800 ~ 880 DEG C, and the time length is 5 ~ 8 min; Temperature in foaming stages sintering oven is 900 ~ 1000 DEG C, and the time length is 12 ~ 20 min; Temperature in annealing stage sintering oven is 200 ~ 300 DEG C, and the time length is 2 ~ 6 min;
s3, cooling:
Namely cavernous body foamed glass is obtained after the sintering puffing foaming heating thing obtained by step S2 takes out naturally cooling from sintering oven.
9. the production technique of a kind of cavernous body foamed glass according to claim 8, is characterized in that, the thickness being evenly laid in the cavernous body foamed glass raw material on the travelling belt of sintering oven is 12mm.
10. the production technique of a kind of cavernous body foamed glass according to claim 8, is characterized in that, the proportion of described cavernous body foamed glass is 0.3-1.3, water-intake rate is 1%-110%, pore size is 1.2 μm-420 μm.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105384341A (en) * | 2015-11-12 | 2016-03-09 | 烟台大学 | Green ecological foam glass and production method thereof |
| CN109111108A (en) * | 2018-10-22 | 2019-01-01 | 深圳市优力凯环保生物技术有限公司 | A kind of foamed glass material and preparation method thereof improving soil |
| CN110183099A (en) * | 2019-07-15 | 2019-08-30 | 威海市济合材料工程研究院 | A kind of manufacturing method of expanded porous glass particle |
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| CN109111108A (en) * | 2018-10-22 | 2019-01-01 | 深圳市优力凯环保生物技术有限公司 | A kind of foamed glass material and preparation method thereof improving soil |
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