CN106348663A - Preparation technology of waste-rubber baking-free bricks - Google Patents
Preparation technology of waste-rubber baking-free bricks Download PDFInfo
- Publication number
- CN106348663A CN106348663A CN201610672701.9A CN201610672701A CN106348663A CN 106348663 A CN106348663 A CN 106348663A CN 201610672701 A CN201610672701 A CN 201610672701A CN 106348663 A CN106348663 A CN 106348663A
- Authority
- CN
- China
- Prior art keywords
- rubber
- burning brick
- preparation technology
- baking
- days
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/243—Setting, e.g. drying, dehydrating or firing ceramic articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/247—Controlling the humidity during curing, setting or hardening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/20—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/003—Methods for mixing
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/023—Chemical treatment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a preparation technology of waste-rubber baking-free bricks. The preparation technology is characterized in that rubber particles in the step 1) are 0.5cm in average particle size which can effectively sustain shapes of the baking-free bricks, and certain deformation and impact resistance of the baking-free bricks is achieved by adding rubber; drying treatment is performed before mixing of yellow sand in the step 2), cement and calcium oxide and bonding during mixing of raw materials is prevented; pretreatment is performed before adding of cattle hair in the step 4), the treatment method includes: stifling the cattle hair with alkaline water 5% in concentration for 45 minutes prior to natural cooling, oil on the surface of the cattle hair can be removed with the method, and the cattle hair can be well bonded with other components; the baking-free bricks are formed by pressing of a forming machine under the pressure of 20MPa in the step 6). Under the pressure, the baking-free bricks can be formed, and meanwhile, deformation of the bricks due to excessive pressure is prevented.
Description
Technical field
The present invention relates to brickmaking field, the non-burning brick preparation technology of more particularly to a kind of scrap rubber.
Background technology
Bake bricks is generally using flyash, cinder, gangue, mine tailings, residue of chemical industry or natural sand, tidal land mud
Deng (one or several of above raw material) as primary raw material, a kind of novel wall material manufacturing without high-temperature calcination,
It is widely used in building trade.Non-burning brick is generally using flyash, cinder, gangue, mine tailings, residue of chemical industry
Or natural sand, tidal land mud etc. (one or several of above raw material) are as primary raw material, manufacturing without high-temperature calcination
Plant novel wall material, be widely used in building trade.Because this brick is without high-temperature calcination, therefore derive very
Many bricks carrying out non-burning brick preparation using other materials, but also developed using waste old.
Content of the invention
A kind of non-burning brick preparation technology of scrap rubber, its component includes:
(1) the waste old rubber of recovery is cleaned up, put in comminutor and carry out pelletize, support rubber grain standby
With；
(2) proportionally weigh 15-20 part yellow ground, 5-10 part cement, add water after the mixing of 10-15 part calcium oxide and stir into mortar
Standby；
(3) 40-55 part rubber grain of preparation in step (1) is poured in mortar prepared by step (2), be mixed uniformly；
(4) by 5-10 part domestic animal hair with being machined to form broken that length is 1.0-2.5cm length, domestic animal hair is added to step
(3) mix homogeneously in the mixture prepared；
(5) 2-3 part water reducer and 3-5 part firming agent are added sequentially in the raw material that step (4) is stirred, and at 65-75 DEG C
In the environment of at the uniform velocity stir 15-25 minute；
(6) with Non-fired brick moulding machine compressing Baking-free green brick under 20-25mpa pressure after the completion of stirring, maintenance 30-35 days,
Maintenance is divided into three phases, the first stage: 3-5 days of maintenance, keeps non-burning brick dehydration in temperature is for 25-28 DEG C of environment to determine
Type, second stage: 5-10 days after the first stage, spray is non-burning brick so as to humidity, in 30-40%, is then dehydrated at 30-35 DEG C
Sizing, the phase III: 10-20 days after second stage, non-burning brick drying and dehydrating sizing rapid at 40-55 DEG C, detect that it is each
Item performance is qualified, as finished product.
Preferably, the mean diameter of the rubber grain of described step (1) is 0.5cm.
Preferably, described step (2) is dried process before mixing in yellow ground, cement and calcium oxide.
Preferably, the method for described yellow ground, cement and calcium oxide dried is: raw material is put into and carries agitating function
In drying machine, temperature is tumble dried 1.5h in the case of 45 DEG C, and speed of agitator is 100r/min.
Preferably, described step (4) domestic animal hair carries out pretreatment before adding, and processing method is: the aqueous alkali being 5% with concentration
Stifling 45 minutes, then natural cooling.
Preferably, forming machine compressing Baking-free green brick under 20mpa pressure in described step (6).
Beneficial effect: the invention provides a kind of non-burning brick preparation technology of scrap rubber, the rubber grain of described step (1)
Mean diameter be 0.5cm, this particle diameter can effectively keep non-burning brick body, and due to add rubber possess certain
Deformation and impact resistance, described step (2) yellow ground, cement and calcium oxide before mixing be dried process it is therefore prevented that
Raw material produces adhesion problem in mixing, and described step (4) domestic animal hair carries out pretreatment before adding, and processing method is: uses concentration
Aqueous alkali for 5% is fumigated 45 minutes, then natural cooling, the method can remove domestic animal hair surface oils and fatss so that domestic animal hair with
Other components preferably combine, forming machine compressing Baking-free green brick under 20mpa pressure, this pressure energy in described step (6)
Enough while non-burning brick molding, prevent the excessive brick body of pressure from producing deformation.
Specific embodiment
Technological means, creation characteristic, reached purpose and effect for making the present invention realize are easy to understand, with reference to
Specific embodiment, is expanded on further the present invention.
Embodiment 1:
A kind of non-burning brick preparation technology of scrap rubber, its component includes:
(1) the waste old rubber of recovery is cleaned up, put in comminutor and carry out pelletize, support rubber grain standby
With；
(2) 15 parts of yellow ground, 5 parts of cement are proportionally weighed, adding water after 10 parts of calcium oxide mixing, it is standby to stir into mortar；
(3) 55 parts of rubber grains of preparation in step (1) are poured in mortar prepared by step (2), be mixed uniformly；
(4) by 7 parts of domestic animal hairs with being machined to form broken that length is 1.5cm length, domestic animal hair is added to prepared by step (3)
Mix homogeneously in mixture；
(5) 3 parts of water reducers and 5 parts of firming agent are added sequentially in the raw material that step (4) is stirred, and in the environment of 65 DEG C
At the uniform velocity stir 25 minutes；
(6) Non-fired brick moulding machine compressing Baking-free green brick under 20mpa pressure, maintenance 30 days are used after the completion of stirring, maintenance divides
For three phases, the first stage: 3 days of maintenance, keeping non-burning brick is dehydration shaping in 25 DEG C of environment in temperature, second stage:
After first stage 7 days, spray non-burning brick so as to humidity is 30%, then in 30 DEG C of dehydration shapings, phase III: second stage
20 days afterwards, non-burning brick drying and dehydrating sizing rapid at 40 DEG C, detects that its properties is qualified, as finished product.
Embodiment 2:
A kind of non-burning brick preparation technology of scrap rubber, its component includes:
(1) the waste old rubber of recovery is cleaned up, put in comminutor and carry out pelletize, support rubber grain standby
With；
(2) 15 parts of yellow ground, 8 parts of cement are proportionally weighed, adding water after 12 parts of calcium oxide mixing, it is standby to stir into mortar；
(3) 50 parts of rubber grains of preparation in step (1) are poured in mortar prepared by step (2), be mixed uniformly；
(4) by 8 parts of domestic animal hairs with being machined to form broken that length is 1.0-2.5cm length, domestic animal hair is added to step (3) system
Mix homogeneously in standby mixture；
(5) 2 parts of water reducers and 5 parts of firming agent are added sequentially in the raw material that step (4) is stirred, and in the environment of 70 DEG C
At the uniform velocity stir 20 minutes；
(6) Non-fired brick moulding machine compressing Baking-free green brick under 20mpa pressure, maintenance 31 days are used after the completion of stirring, maintenance divides
For three phases, the first stage: 5 days of maintenance, keeping non-burning brick is dehydration shaping in 26 DEG C of environment in temperature, second stage:
After first stage 8 days, spray non-burning brick so as to humidity is 35%, then in 32 DEG C of dehydration shapings, phase III: second stage
18 days afterwards, non-burning brick drying and dehydrating sizing rapid at 45 DEG C, detects that its properties is qualified, as finished product.
Embodiment 3:
A kind of non-burning brick preparation technology of scrap rubber, its component includes:
(1) the waste old rubber of recovery is cleaned up, put in comminutor and carry out pelletize, support rubber grain standby
With；
(2) 20 parts of yellow ground, 10 parts of cement are proportionally weighed, adding water after 10 parts of calcium oxide mixing, it is standby to stir into mortar；
(3) 45 parts of rubber grains of preparation in step (1) are poured in mortar prepared by step (2), be mixed uniformly；
(4) by 7 parts of domestic animal hairs with being machined to form broken that length is 1.0-2.5cm length, domestic animal hair is added to step (3) system
Mix homogeneously in standby mixture；
(5) 3 parts of water reducers and 5 parts of firming agent are added sequentially in the raw material that step (4) is stirred, and in the environment of 75 DEG C
At the uniform velocity stir 15 minutes；
(6) Non-fired brick moulding machine compressing Baking-free green brick under 20mpa pressure, maintenance 34 days are used after the completion of stirring, maintenance divides
For three phases, the first stage: 4 days of maintenance, keeping non-burning brick is dehydration shaping in 28 DEG C of environment in temperature, second stage:
After first stage 10 days, spray non-burning brick so as to humidity is 40%, then in 35 DEG C of dehydration shapings, phase III: second-order
After section 20 days, non-burning brick drying and dehydrating sizing rapid at 55 DEG C, detects that its properties is qualified, as finished product.
The sample extracting each embodiment is tested and analyzed, and is compareed with prior art, draws following data:
Can be drawn according to above table data, when implementing embodiment 2 parameter, the non-burning brick density of scrap rubber is 25.3 g/
Cm3, shock resistance shape 83 mpa, water proofing property is that 45min is saturable, and wearability is abrasion 1% in 570 days, and prior art standard it is close
Spend for 18.6 g/cm3, shock resistance shape 60 mpa, water proofing property is that 30min is saturable, and wearability is abrasion 1% in 300 days, therefore this
The non-burning brick density inventing the non-burning brick preparation of preparation technology is high, and shock resistance is more preferable, good waterproof performance, and wearability is good, phase
For relatively, the present invention has significantly superiority.
The invention provides a kind of non-burning brick preparation technology of scrap rubber, described step (1) be 100 parts according to 100kg raw material
Meter aggregate formula be: cement 30-50 part, middle sand 20-35 part, stone 20-25 part, flyash 10-20 part, described stone average
Particle diameter is 1.2cm, and this formula can effectively improve non-burning brick intensity, adds 3% plastics in the raw material of described step (1)
Fiber, plastic optical fibre can aid in non-burning brick its toughness of raising, prevents non-burning brick fracture, will suppress base in described step (4)
Piling triangularity, this shape can effectively ensure that during postorder maintenance, non-burning brick interior moisture evaporation and guarantee when watering absorb foot
Enough moisture, in described step (5), the curing temperature of compacting base is 28 DEG C, is prevented from going out during non-burning brick moisture evaporation at a temperature of being somebody's turn to do
Existing slight crack.
Above-described is only the preferred embodiment of the present invention it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, some deformation can also be made and improve, these broadly fall into the present invention
Protection domain.
Claims (6)
1. a kind of non-burning brick preparation technology of scrap rubber is it is characterised in that its processing step includes:
(1) the waste old rubber of recovery is cleaned up, put in comminutor and carry out pelletize, support rubber grain standby
With；
(2) proportionally weigh 15-20 part yellow ground, 5-10 part cement, add water after the mixing of 10-15 part calcium oxide and stir into mortar
Standby；
(3) 40-55 part rubber grain of preparation in step (1) is poured in mortar prepared by step (2), be mixed uniformly；
(4) by 5-10 part domestic animal hair with being machined to form broken that length is 1.0-2.5cm length, domestic animal hair is added to step
(3) mix homogeneously in the mixture prepared；
(5) 2-3 part water reducer and 3-5 part firming agent are added sequentially in the raw material that step (4) is stirred, and at 65-75 DEG C
In the environment of at the uniform velocity stir 15-25 minute；
(6) with Non-fired brick moulding machine compressing Baking-free green brick under 20-25mpa pressure after the completion of stirring, maintenance 30-35 days,
Maintenance is divided into three phases, the first stage: 3-5 days of maintenance, keeps non-burning brick dehydration in temperature is for 25-28 DEG C of environment to determine
Type, second stage: 5-10 days after the first stage, spray is non-burning brick so as to humidity, in 30-40%, is then dehydrated at 30-35 DEG C
Sizing, the phase III: 10-20 days after second stage, non-burning brick drying and dehydrating sizing rapid at 40-55 DEG C, detect that it is each
Item performance is qualified, as finished product.
2. a kind of non-burning brick preparation technology of the scrap rubber described in claim 1 is it is characterised in that the rubber of described step (1)
The mean diameter of granule is 0.5cm.
3. a kind of non-burning brick preparation technology of the scrap rubber described in claim 1 it is characterised in that described step (2) yellow ground,
Cement and calcium oxide are dried process before mixing.
4. dried according to claim 3 is it is characterised in that described yellow ground, cement and calcium oxide dried
Method is: raw material is put in the drying machine with agitating function, temperature is tumble dried 1.5h in the case of 45 DEG C, speed of agitator
For 100r/min.
5. a kind of non-burning brick preparation technology of the scrap rubber described in claim 1 is it is characterised in that described step (4) domestic animal hair
Carry out pretreatment, processing method is: fumigated 45 minutes with the aqueous alkali that concentration is 5%, then natural cooling before addition.
6. a kind of non-burning brick preparation technology of the scrap rubber described in claim 1 is it is characterised in that molding in described step (6)
Machine compressing Baking-free green brick under 20mpa pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672701.9A CN106348663A (en) | 2016-08-16 | 2016-08-16 | Preparation technology of waste-rubber baking-free bricks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672701.9A CN106348663A (en) | 2016-08-16 | 2016-08-16 | Preparation technology of waste-rubber baking-free bricks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106348663A true CN106348663A (en) | 2017-01-25 |
Family
ID=57844094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610672701.9A Pending CN106348663A (en) | 2016-08-16 | 2016-08-16 | Preparation technology of waste-rubber baking-free bricks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106348663A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107417191A (en) * | 2017-08-11 | 2017-12-01 | 林华清 | A kind of novel building enclosure wall and preparation method thereof |
| CN107673701A (en) * | 2017-11-03 | 2018-02-09 | 河北科技大学 | A kind of filled-type concrete building brick based on vamp leftover pieces and preparation method thereof |
| CN108178565A (en) * | 2018-01-25 | 2018-06-19 | 广西亿品投资有限公司 | Parian pavior brick and preparation method thereof |
-
2016
- 2016-08-16 CN CN201610672701.9A patent/CN106348663A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107417191A (en) * | 2017-08-11 | 2017-12-01 | 林华清 | A kind of novel building enclosure wall and preparation method thereof |
| CN107673701A (en) * | 2017-11-03 | 2018-02-09 | 河北科技大学 | A kind of filled-type concrete building brick based on vamp leftover pieces and preparation method thereof |
| CN108178565A (en) * | 2018-01-25 | 2018-06-19 | 广西亿品投资有限公司 | Parian pavior brick and preparation method thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170125 |
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| WD01 | Invention patent application deemed withdrawn after publication |