CN109650816A - A kind of plastering mortar and its preparation process - Google Patents
A kind of plastering mortar and its preparation process Download PDFInfo
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- CN109650816A CN109650816A CN201910052582.0A CN201910052582A CN109650816A CN 109650816 A CN109650816 A CN 109650816A CN 201910052582 A CN201910052582 A CN 201910052582A CN 109650816 A CN109650816 A CN 109650816A
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- sandstone
- plastering mortar
- densification powder
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- 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
- C04B28/02—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 containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of plastering mortar and its preparation processes, are related to building material technical field.A kind of plastering mortar, its raw material is as follows by weight, P.042.5 cement 118-135 parts, 5-9 parts of densification powder, 25-35 parts of flyash, 230-285 parts of the first sandstone, 580-615 parts of the second sandstone, 2-10 parts of glutinous rice flour and 3-6 parts of chemical addition agent, the present invention also provides a kind of preparation processes of plastering mortar, comprising the following steps: measuring temperature, mixing and detection.The present invention chooses different densification powder dosages according to different outdoor environment temperatures by appropriate formula and technique, be more suitable under different outdoor environment temperatures use and reach save the cost, increase economic efficiency, be suitble to promote.
Description
Technical field
The invention belongs to building material technical fields, more particularly to a kind of plastering mortar and its preparation process.
Background technique
Plastering mortar is widely used as a kind of common dry-mixed mortar, in the actual construction process, due to differently
Position and season are managed, the temperature of use environment is mostly different, and existing plastering mortar is single due to being formulated, and mortar object just often occurs
Mechanical property and the very different problem of endurance quality are managed, such as: when configuration, the excessive or too small problem of viscosity is unfavorable for
Actual constructing operation.
The present invention is chosen different densification powders according to different outdoor environment temperatures and is used by appropriate formula and technique
Amount, be more suitable under different outdoor environment temperatures use and reach save the cost, increase economic efficiency, when temperature is high,
Densification powder additive amount is more, can improve the various physical and mechanical properties and endurance quality of mortar, and improve whole cohesiveness and
Excellent application operability, when the temperature is low, densification powder additive amount are less, ensure that mortar physical and mechanical property and durable
While performance, it is also beneficial to constructing operation, when avoiding temperature low, causes mortar viscosity excessive, is unfavorable for actual construction
Operation.
Summary of the invention
The purpose of the present invention is to provide a kind of plastering mortar and its preparation processes, pass through appropriate formula and technique, root
Different densification powder dosages, the use being more suitable under different outdoor environment temperatures are chosen according to different outdoor environment temperatures
And reach save the cost, it increases economic efficiency, when temperature is high, densification powder additive amount is more, can improve the various physical forces of mortar
Performance and endurance quality are learned, and improves whole cohesiveness and excellent application operability, when the temperature is low, densification powder addition
It measures less, while ensure that mortar physical and mechanical property and endurance quality, is also beneficial to constructing operation, avoids temperature low
When, cause mortar viscosity excessive, is unfavorable for actual constructing operation.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of plastering mortar, raw material is as follows by weight, P.042.5 cement 118-135 parts, 5-9 parts of densification powder, flyash
25-35 parts, 230-285 parts of the first sandstone, 580-615 parts of the second sandstone, 2-10 parts of glutinous rice flour and 3-6 parts of chemical addition agent.
Further, the P.042.5 cement, densification powder, flyash weight ratio be 120-130:6-8:28-33.
Further, first sandstone, the second sandstone, glutinous rice flour, chemical addition agent weight ratio be 235-280:
586-610:3-7:3-5.
Further, raw material is as follows by weight: 120-130 parts of the P.042.5 cement, 6-8 parts of densification powder, flyash
28-33 parts, 235-280 parts of the first sandstone, 586-610 parts of the second sandstone, 3-7 parts of glutinous rice flour, 3-5 parts of chemical addition agent.
Further, the average grain diameter of first sandstone is 0.63~3mm, the average grain diameter of the second sandstone is 0.08~
0.63mm。
Further, the chemical addition agent be air entraining agent, dispersing agent, cellulose ether it is one or more.
The present invention also provides a kind of preparation processes of plastering mortar, comprising the following steps:
Step 1: measuring temperature, using the temperature of use environment outside thermometer measuring cell, and then determines the use of densification powder
Amount；
Step 2: be mixed, it successively will P.042.5 cement, densification powder, flyash, glutinous rice flour, the first sandstone, second
Sandstone and chemical addition agent are added to twin shaft paddle mixing machine stirring 3-6min, are sufficiently mixed material uniformly, and control electric current exists
42A~47A；
Step 3: detection, takes the finished product of step 2 to weigh and count X, it is placed on the square hole sandstone sieve combination of runout screening machine
On part, square hole sandstone screen assembly lower end is equipped with pallet, and it is straight that square hole sandstone sieve sub-assembly is successively socketed with sieve pore nominal from top to bottom
Diameter is the square hole sandstone sieve of 2.5mm, 1.25mm, 0.63mm, 0.315mm, 0.16mm, 0.05mm, is vibrated 3-5 minutes, and bottom is taken out
The pallet weightometer number Y in portion calculates transmitance=Y/X, and transmitance is 18%~21%, and as qualified, pack is transported；Transmitance
Greater than this range plastering mortar in actual use can hollowing cracking, the plastering mortar less than this range will lead to use
Adhesion strength is inadequate, and can generate excreting water phenomenon, and therefore, rejected product recycles.
Further, the model WZ-10C of the twin shaft paddle mixing machine.
Further, the temperature measuring in the step 1, when outdoor temperature uses densification powder 6 between 5~20 degrees Celsius
Part, when outdoor temperature uses 8 parts of densification powder between 20~38 degrees Celsius.
Beneficial effects of the present invention:
1, the present invention is chosen different densification powders according to different outdoor environment temperatures and is used by appropriate formula and technique
Amount, be more suitable under different outdoor environment temperatures use and reach save the cost, increase economic efficiency, when temperature is high,
Densification powder additive amount is more, can improve the various physical and mechanical properties and endurance quality of mortar, and improve whole cohesiveness and
Excellent application operability, when the temperature is low, densification powder additive amount are less, ensure that mortar physical and mechanical property and durable
While performance, it is also beneficial to constructing operation, when avoiding temperature low, causes mortar viscosity excessive, is unfavorable for actual construction
Operation.
2, it for the first sandstone and average grain diameter of 0.63~3mm is 0.08 that the present invention selects average grain diameter on material selects
The second sandstone of~0.63mm, selects more appropriate sandstone, reduces the cumbersome processing technology at initial stage, saves the time, so that
To plastering mortar be more advantageous to practice of construction operation, while also improving yield rate.
3, the present invention is conducive to the cohesiveness and crack resistance of reinforcing plastering mortar by setting glutinous rice flour, while can also subtract
The dosage of few densification powder, more has economic benefit.
4, the present invention detect whether between 18%~21% to finished product by setting square hole sandstone screen assembly,
Transmitance be greater than the plastering mortar of this range in actual use can hollowing cracking, the plastering mortar less than this range can lead
Cause inadequate with adhesion strength, and excreting water phenomenon can be generated, guarantee the quality of product with this.
Specific embodiment
In the description of the present invention, it is to be understood that, term " in ", "inner", indicating positions or the position such as "front", "rear"
Relationship is merely for convenience of description of the present invention and simplification of the description, rather than the component or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
Embodiment one:
A kind of plastering mortar, when outdoor temperature is between 5~20 degrees Celsius, raw material is as follows by weight: P.042.5 water
120 parts of mud, 6 parts of densification powder, 30 parts of flyash, 250 parts of the first sandstone, 590 parts of the second sandstone, 6 parts of glutinous rice flour, chemical addition agent
3 parts, chemical addition agent be air entraining agent, dispersing agent, cellulose ether it is one or more, ensure that sand compared with the densification powder of small component
While starching physical and mechanical property and endurance quality, it is also beneficial to constructing operation, when avoiding temperature low, causes mortar is sticky to spend
Greatly, it is unfavorable for actual constructing operation, glutinous rice flour is conducive to reinforce the cohesiveness and crack resistance of plastering mortar, while also can be reduced
The dosage of densification powder more has economic benefit.
Preferably, the average grain diameter of the first sandstone is 0.63~3mm, the average grain diameter of the second sandstone is 0.08~
0.63mm selects more appropriate sandstone, reduces the cumbersome processing technology at initial stage, saves time, the plastering mortar made
It is more advantageous to practice of construction operation, while also improving yield rate.
A kind of preparation process of plastering mortar, it the following steps are included:
Step 1: measuring temperature, is between 5~20 degrees Celsius using the temperature of use environment outside thermometer measuring cell；
Step 2: be mixed, it successively will P.042.5 cement, densification powder, flyash, glutinous rice flour, the first sandstone, second
Sandstone and chemical addition agent are added to the twin shaft paddle mixing machine stirring 4min of model WZ-10C, are sufficiently mixed material
It is even, electric current is controlled in 47A；
Step 3: detection, takes the finished product of step 2 to weigh and count X, it is placed on the square hole sandstone sieve combination of runout screening machine
On part, square hole sandstone screen assembly lower end is equipped with pallet, and it is straight that square hole sandstone sieve sub-assembly is successively socketed with sieve pore nominal from top to bottom
Diameter is the square hole sandstone sieve of 2.5mm, 1.25mm, 0.63mm, 0.315mm, 0.16mm, 0.05mm, is vibrated 4 minutes, and bottom is taken out
Pallet weightometer number Y, calculate transmitance=Y/X, transmitance is as qualified 18%~21%, pack transport；Transmitance is big
In this range plastering mortar in actual use can hollowing cracking, will lead to less than the plastering mortar of this range using viscous
Knotting strength is inadequate, and can generate excreting water phenomenon, and therefore, rejected product recycles, and guarantees product quality.
Embodiment two:
A kind of plastering mortar, when outdoor temperature is between 5~20 degrees Celsius, raw material is as follows by weight: P.042.5 water
120 parts of mud, 6 parts of densification powder, 25 parts of flyash, 250 parts of the first sandstone, 605 parts of the second sandstone, 6 parts of glutinous rice flour, chemical addition agent
3 parts, chemical addition agent be air entraining agent, dispersing agent, cellulose ether it is one or more, ensure that sand compared with the densification powder of small component
While starching physical and mechanical property and endurance quality, it is also beneficial to constructing operation, when avoiding temperature low, causes mortar is sticky to spend
Greatly, it is unfavorable for actual constructing operation, glutinous rice flour is conducive to reinforce the cohesiveness and crack resistance of plastering mortar, while also can be reduced
The dosage of densification powder more has economic benefit.
Preferably, the average grain diameter of the first sandstone is 0.63~3mm, the average grain diameter of the second sandstone is 0.08~
0.63mm selects more appropriate sandstone, reduces the cumbersome processing technology at initial stage, saves time, the plastering mortar made
It is more advantageous to practice of construction operation, while also improving yield rate.
A kind of preparation process of plastering mortar, it the following steps are included:
Step 1: measuring temperature, is between 5~20 degrees Celsius using the temperature of use environment outside thermometer measuring cell；
Step 2: be mixed, it successively will P.042.5 cement, densification powder, flyash, glutinous rice flour, the first sandstone, second
Sandstone and chemical addition agent are added to the twin shaft paddle mixing machine stirring 4min of model WZ-10C, are sufficiently mixed material
It is even, electric current is controlled in 42A；
Step 3: detection, takes the finished product of step 2 to weigh and count X, it is placed on the square hole sandstone sieve combination of runout screening machine
On part, square hole sandstone screen assembly lower end is equipped with pallet, and it is straight that square hole sandstone sieve sub-assembly is successively socketed with sieve pore nominal from top to bottom
Diameter is the square hole sandstone sieve of 2.5mm, 1.25mm, 0.63mm, 0.315mm, 0.16mm, 0.05mm, is vibrated 4 minutes, and bottom is taken out
Pallet weightometer number Y, calculate transmitance=Y/X, transmitance is as qualified 18%~21%, pack transport；Transmitance is big
In this range plastering mortar in actual use can hollowing cracking, will lead to less than the plastering mortar of this range using viscous
Knotting strength is inadequate, and can generate excreting water phenomenon, and therefore, rejected product recycles, and guarantees product quality.
Embodiment three:
A kind of plastering mortar, when outdoor temperature is between 20~38 degrees Celsius, raw material is as follows by weight: P.042.5
120 parts of cement, 8 parts of densification powder, 28 parts of flyash, 250 parts of the first sandstone, 600 parts of the second sandstone, 6 parts of glutinous rice flour, chemistry addition
3 parts of agent, chemical addition agent be air entraining agent, dispersing agent, cellulose ether it is one or more, the densification powder of larger component can improve sand
The various physical and mechanical properties and endurance quality of slurry, and the cohesiveness of raising entirety and excellent application operability, glutinous rice flour have
It conducive to the cohesiveness and crack resistance of reinforcement plastering mortar, while also can be reduced the dosage of densification powder, more there is economic benefit.
Preferably, the average grain diameter of the first sandstone is 0.63~3mm, the average grain diameter of the second sandstone is 0.08~
0.63mm selects more appropriate sandstone, reduces the cumbersome processing technology at initial stage, saves time, the plastering mortar made
It is more advantageous to practice of construction operation, while also improving yield rate.
A kind of preparation process of plastering mortar, it the following steps are included:
Step 1: measuring temperature, is between 20~38 degrees Celsius using the temperature of use environment outside thermometer measuring cell；
Step 2: be mixed, it successively will P.042.5 cement, densification powder, flyash, glutinous rice flour, the first sandstone, second
Sandstone and chemical addition agent are added to the twin shaft paddle mixing machine stirring 5min of model WZ-10C, are sufficiently mixed material
It is even, electric current is controlled in 42A；
Step 3: detection, takes the finished product of step 2 to weigh and count X, it is placed on the square hole sandstone sieve combination of runout screening machine
On part, square hole sandstone screen assembly lower end is equipped with pallet, and it is straight that square hole sandstone sieve sub-assembly is successively socketed with sieve pore nominal from top to bottom
Diameter is the square hole sandstone sieve of 2.5mm, 1.25mm, 0.63mm, 0.315mm, 0.16mm, 0.05mm, is vibrated 4 minutes, and bottom is taken out
Pallet weightometer number Y, calculate transmitance=Y/X, transmitance is as qualified 18%~21%, pack transport；Transmitance is big
In this range plastering mortar in actual use can hollowing cracking, will lead to less than the plastering mortar of this range using viscous
Knotting strength is inadequate, and can generate excreting water phenomenon, and therefore, rejected product recycles, and guarantees product quality.
Example IV:
A kind of plastering mortar, when outdoor temperature is between 20~38 degrees Celsius, raw material is as follows by weight: P.042.5
120 parts of cement, 8 parts of densification powder, 35 parts of flyash, 250 parts of the first sandstone, 590 parts of the second sandstone, 6 parts of glutinous rice flour, chemistry addition
3 parts of agent, chemical addition agent be air entraining agent, dispersing agent, cellulose ether it is one or more, the densification powder of larger component can improve sand
The various physical and mechanical properties and endurance quality of slurry, and the cohesiveness of raising entirety and excellent application operability, glutinous rice flour have
It conducive to the cohesiveness and crack resistance of reinforcement plastering mortar, while also can be reduced the dosage of densification powder, more there is economic benefit.
Preferably, the average grain diameter of the first sandstone is 0.63~3mm, the average grain diameter of the second sandstone is 0.08~
0.63mm selects more appropriate sandstone, reduces the cumbersome processing technology at initial stage, saves time, the plastering mortar made
It is more advantageous to practice of construction operation, while also improving yield rate.
A kind of preparation process of plastering mortar, it the following steps are included:
Step 1: measuring temperature, is between 20~38 degrees Celsius using the temperature of use environment outside thermometer measuring cell；
Step 2: be mixed, it successively will P.042.5 cement, densification powder, flyash, glutinous rice flour, the first sandstone, second
Sandstone and chemical addition agent are added to the twin shaft paddle mixing machine stirring 5min of model WZ-10C, are sufficiently mixed material
It is even, electric current is controlled in 47A；
Step 3: detection, takes the finished product of step 2 to weigh and count X, it is placed on the square hole sandstone sieve combination of runout screening machine
On part, square hole sandstone screen assembly lower end is equipped with pallet, and it is straight that square hole sandstone sieve sub-assembly is successively socketed with sieve pore nominal from top to bottom
Diameter is the square hole sandstone sieve of 2.5mm, 1.25mm, 0.63mm, 0.315mm, 0.16mm, 0.05mm, is vibrated 4 minutes, and bottom is taken out
Pallet weightometer number Y, calculate transmitance=Y/X, transmitance is as qualified 18%~21%, pack transport；Transmitance is big
In this range plastering mortar in actual use can hollowing cracking, will lead to less than the plastering mortar of this range using viscous
Knotting strength is inadequate, and can generate excreting water phenomenon, and therefore, rejected product recycles, and guarantees product quality.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (9)
1. a kind of plastering mortar, which is characterized in that its raw material is as follows by weight, P.042.5 cement 118-135 parts, densification powder 5-9
Part, 25-35 parts of flyash, 230-285 parts of the first sandstone, 580-615 parts of the second sandstone, 2-10 parts of glutinous rice flour and chemical addition agent
3-6 parts.
2. a kind of plastering mortar according to claim 1, which is characterized in that the P.042.5 cement, densification powder, fine coal
The weight ratio of ash is 120-130:6-8:28-33.
3. a kind of plastering mortar according to claim 1, which is characterized in that first sandstone, the second sandstone, glutinous rice
Powder, chemical addition agent weight ratio be 235-280:586-610:3-7:3-5.
4. a kind of plastering mortar according to claim 1 to 3, which is characterized in that its raw material is as follows by weight: described
P.042.5 cement 120-130 parts, 6-8 parts of densification powder, 28-33 parts of flyash, 235-280 parts of the first sandstone, the second sandstone 586-
610 parts, 3-7 parts of glutinous rice flour, 3-5 parts of chemical addition agent.
5. a kind of plastering mortar according to claim 1, which is characterized in that the average grain diameter of first sandstone is 0.63
~3mm, the average grain diameter of the second sandstone are 0.08~0.63mm.
6. any one plastering mortar according to claim 1, which is characterized in that the chemical addition agent be air entraining agent,
Dispersing agent, cellulose ether it is one or more.
7. a kind of preparation process of plastering mortar according to claim 1, which is characterized in that it the following steps are included:
Step 1: measuring temperature, using the temperature of use environment outside thermometer measuring cell, and then determines the usage amount of densification powder；
Step 2: be mixed, it successively will P.042.5 cement, densification powder, flyash, glutinous rice flour, the first sandstone, the second sandstone
With chemical addition agent be added to twin shaft paddle mixing machine stirring 3-6min, make material be sufficiently mixed uniformly, control electric current 42A~
47A；
Step 3: detection, takes the finished product of step 2 to weigh and counts X, be placed on the square hole sandstone sieve sub-assembly of runout screening machine,
Square hole sandstone screen assembly lower end is equipped with pallet, and square hole sandstone sieve sub-assembly is successively socketed with sieve pore nominal diameter from top to bottom and is
The square hole sandstone sieve of 2.5mm, 1.25mm, 0.63mm, 0.315mm, 0.16mm, 0.05mm vibrate 3-5 minutes, take out bottom
Pallet weightometer number Y calculates transmitance=Y/X, and transmitance is 18%~21%, and as qualified, pack is transported；Transmitance is greater than
The plastering mortar of this range in actual use can hollowing cracking, less than this range plastering mortar will lead to using bonding
Intensity is inadequate, and can generate excreting water phenomenon, and therefore, rejected product recycles.
8. a kind of preparation process of plastering mortar according to claim 7, which is characterized in that the twin shaft paddle mixing machine
Model WZ-10C.
9. a kind of preparation process of plastering mortar according to claim 7, which is characterized in that the temperature in the step 1
Measurement, when outdoor temperature between 5~20 degrees Celsius use 6 parts of densification powder, when outdoor temperature between 20~38 degrees Celsius with thick
Change 8 parts of powder.
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Family
ID=66120645
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Application publication date: 20190419 |