CN104386954B - A kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material and preparation method - Google Patents

A kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material and preparation method Download PDF

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CN104386954B
CN104386954B CN201410548895.2A CN201410548895A CN104386954B CN 104386954 B CN104386954 B CN 104386954B CN 201410548895 A CN201410548895 A CN 201410548895A CN 104386954 B CN104386954 B CN 104386954B
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silicon carbide
waste
mortar
parts
abrasion
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CN104386954A (en
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蒋正武
周磊
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Tongji University
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Tongji University
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

Abstract

The present invention relates to a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material, this terrace mortar includes the component of following weight portion: cement 100 parts, silicon carbide waste 10~50 parts, quartz sand 100~250 parts, silicon ash 5~20 parts and additive 0.5~2 parts, wherein, the mean diameter of described silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg.Compared with prior art, silicon carbide waste is applied in abrasion-proof terrace mortar by the present invention as reinforcing material, solve the process problem of silicon carbide waste, turn waste into wealth, achieve the recycling to silicon carbide waste, intensity and the anti-wear performance of abrasion-proof terrace mortar can be improved, it is adaptable to all kinds of places higher to the requirement of terrace mortar anti-wear performance.

Description

A kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material and preparation method
Technical field
The invention belongs to building materials technology field, relate to a kind of abrasion-proof terrace mortar and preparation method, especially relate to A kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material and preparation method.
Background technology
China has become the photovoltaic products manufacturing country that the whole world is maximum, and along with being continuously increased of photovoltaic products, enterprise is giving birth to The silicon carbide waste produced during product is also continuously increased.Silicon carbide waste is by industry by silicon chip cutting waste Change the waste residue produced after recovery technology reclaims, through high-temperature oxydation, grinding.At present, enterprise is for carborundum Use that process of waste material piles up the mode filled more, this not only adds the production cost of enterprise, also causes environment Pollute.
Abrasion-proof terrace mortar be by portland cement or Portland cement, abrasive aggregates based on, add appropriate The dry-mixed mortar material of additive composition.Abrasion-proof terrace mortar can improve the wearability of terrace, resistance to impact, subtracts Few Dust, adds the grease proofness on ground, and then forms high density, easy to clean, the ground of impermeabilisation.Mesh Before, abrasion-proof terrace mortar is widely used in shopping center, large supermarket, parking lot, workshop, warehouse etc. to be needed To strengthen the place of ground wearability especially.
After silicon chip cutting waste is recovered, produced waste residue is directly incorporated in cement, during as reinforcing material, by Containing activated silica in it, and activated silica can react under certain condition, and generate gas, this can cause mortar Internal stress is concentrated, so that the terrace mortar later stage produces peeling phenomenon, has a strong impact on the anti-wear performance of mortar. And the carborundum that recovered for silicon chip cutting waste rear produced waste residue is made after high-temperature oxydation, grinding is given up Material, containing SiO2, the component such as SiC, amount of activated component therein can improve the later strength of mortar, SiC There is good anti-wear performance, it is possible to increase the anti-wear performance of terrace mortar, can be as the increasing of abrasion-proof terrace mortar Strong material.Therefore, the recycling of research silicon carbide waste then has very important actual application value.
The Chinese invention patent of Application No. 201110217903.1, discloses a kind of wear-resisting cement mortar, wear-resisting Terrace and preparation method thereof, the wear-resisting cement mortar in this patent includes following parts by weight of component: normal silicate water Mud 22~40 parts, slag powders 1.9~7.5 parts, special cement 1~5 parts, metakaolin 1~5 parts, Gypsum Fibrosum 1~5 parts, Quartz sand 40~60 parts, calcium silicates crystal seed 1~3 parts, nano alumina powder 1~7 parts, water reducer 0.1~0.3 part, Wherein, special cement is sulphate aluminium cement or aluminate cement.The wear-resisting cement mortar of this invention have hardness and The advantage that strength character is superior, abrasion-proof terrace prepared therefrom is after polishing, and surface does not has micro-crack, it is possible to obtain Good fineness and various gay colours, and color can be realized on the surface that degree of compaction is high and render, it is thus achieved that have The artistic pattern of colored drawing effect.But the component of this wear-resisting cement mortar is more complicated, and cost is of a relatively high, range of application Limited.
Summary of the invention
Defect that the purpose of the present invention is contemplated to overcome above-mentioned prior art to exist and provide a kind of and give up with carborundum Abrasion-proof terrace mortar that material is reinforcing material and preparation method thereof, mainly by mixing silicon carbide waste as strengthening material Material, prepares the abrasion-proof terrace mortar of excellent performance.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material, this anti-wear mortar includes following weight portion Component: cement 100 parts, silicon carbide waste 10~50 parts, quartz sand 100~250 parts, silicon ash 5~20 parts and outer Add agent 0.5~2 parts.
Each component is preferably cement 100 parts, silicon carbide waste 20~35 parts, quartz sand 150~220 parts, silicon ash 5~15 parts and additive 1.2~1.8 parts.
Described cement is the one in the portland cement of strength grade > 42.5 grades or Portland cement.
Described portland cement, detailed in Chinese Industrial Standards (CIS) GB175-2007/XG1-2009 " common portland cement " Carefully define all Portland clinkers based on calcium silicates, the limestone of less than 5% or granulated blast-furnace slag, The hydraulic cementing materials that proper amount of gypsum is levigate to be made, is referred to as portland cement, and English name is Portland Cement, is referred to as Portland cement in the world.
Described Portland cement, English name is ordinary Portland cement, in Chinese Industrial Standards (CIS) GB175-2007/XG1-2009 " common portland cement " specified in more detail is all by Portland clinker, 5~20% Mixing material and the levigate hydraulic cementing materials made of proper amount of gypsum, referred to as Portland cement, be called for short general Water flowing mud.
Described silicon carbide waste is useless by produce after the recovery of industrialization recovery technology by silicon chip cutting waste Slag, is prepared from through high-temperature thermal oxidation, grinding, measures through laser particle size analysis, the mean diameter of silicon carbide waste Being 3~8 μm, specific surface area is 300~600m2/kg.Described quartz sand is a kind of hard, wear-resisting, chemical The silicate mineral that energy is stable, main mineral constituent is SiO2
Loss on ignition < 6% of described silicon ash, SiO2Content > 85%, specific surface area > 15000m2/kg.Silicon ash can use In regulation mortar viscosity and water holding capacity, it is ensured that high fluidity, mortar not bleeding, do not isolate, after hardening, quality is equal Even unanimously, simultaneously, moreover it is possible to improve the adhesion strength of mortar and base material.
Described additive includes the one in polycarboxylate water-reducer or naphthalene sulfonate water reducer, preferably polycarboxylic acids diminishing Agent.
Described polycarboxylate water-reducer or naphthalene sulfonate Water-reducing Admixtures To Cements have strong peptizaiton, can be greatly improved Cement mixture mobility and concrete slump, be greatly lowered water consumption simultaneously, significantly improve concrete work Property, reduce the loss of concrete slump, water consumption is greatly lowered, thus it is strong to significantly improve concrete each age Degree.
Described additive, when dispensing, selects dry-type additive.
The preparation method of a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material, this preparation method is specifically wrapped Include following steps:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar.
The recovery method of the recovered rear produced waste residue of silicon chip cutting waste described in step (1), is to use Known waste mortar off-line recovery technology, will pass through solid-liquid separation, surface of solids cleaning, solid particle by waste mortar The operations such as size separation recycle.
The condition of the thermal oxidation described in step (1) is for be heated to 500~700 DEG C in incinerator.
Recovered for silicon chip cutting waste rear produced waste residue is carried out thermal oxidation, it is possible to make the work in waste residue Property silica chemical conversion silicon dioxide, it is possible to be substantially reduced the content of activated silica in silicon carbide waste, it is to avoid mortar surface is sent out Raw peeling phenomenon.And be directly incorporated in cement without the waste residue of thermal oxidation, activated silica therein can be at certain bar React under part generation gas, and produces stress concentration inside mortar, ultimately causes the peeling of terrace mortar later stage Phenomenon, has a strong impact on the serviceability of abrasion-proof terrace mortar.
Active silica in silicon carbide waste can absorb hydrolysis product of cement calcium hydroxide, and then reacts to each other Form hydrated calcium silicate gel, pozzolanic reaction i.e. occurs.This reaction is owing to consuming hydrolysis product of cement, it is possible to Promote the further aquation of cement minerals, improve hydrated cementitious degree, and then the later strength of reinforced mortar.
The fineness that silicon carbide waste described in step (1) is ground is 300~600m2/ kg, wherein, the content < 3% of Si.
The rotating speed of the blender described in step (2) is 45~80r/min.
The mortar semi-finished product that abrasion-proof terrace mortar can be made up of factory's accurate feed proportioning and uniform mixing, without mixing and stirring Water.Abrasion-proof terrace mortar is constructed according to general abrasion-proof terrace construction requirement.
Silicon carbide waste is applied in abrasion-proof terrace mortar by the present invention, on the one hand solves the process of silicon carbide waste Problem, it is achieved that the recycling to silicon carbide waste, has saved refuse processing cost for enterprise;On the other hand Can improve intensity and the anti-wear performance of abrasion-proof terrace mortar, the production that simultaneously can reduce abrasion-proof terrace mortar becomes This, the beneficially business promotion application of abrasion-proof terrace mortar.
Compared with prior art, the invention have the characteristics that:
(1) present invention utilizes industrial solid castoff silicon carbide waste, and the process solving silicon carbide waste is asked Topic, it is to avoid the destruction that silicon carbide waste long-term is piled up or environment is caused by landfill, silicon carbide waste is incorporated into resistance to In mill terrace mortar, active component therein can participate in cement further hydration, improves the later strength of mortar;
(2) have employed a kind of pretreating process preparing silicon carbide waste in the present invention, this pretreating process can be big Activated silica content in big reduction silicon carbide waste, it is to avoid activated silica produces chemical reaction in cement hydration process and generates Gas, causes mortar surface generation peeling phenomenon;
(3) owing to silicon carbide waste being incorporated in anti-wear mortar, its key component SiC has good wearability Can, it is possible to significantly improve the anti-wear performance of anti-wear mortar.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.
The detection of abrasion-proof terrace mortar performs with reference to " JCT 906-2002 mattess cement-base wear-resistant material ", Wherein, nonmetal oxide aggregate concrete ground cement-base wear-resistant material 28d rupture strength >=11.5MPa, 28d comprcssive strength >=80MPa, abrasion resistance ratio >=300%.
Embodiment 1:
In the present embodiment, anti-wear mortar includes the component of following weight portion: P.O 52.5 Portland cement 100 Part, silicon carbide waste 10 parts, quartz sand 162 parts, silicon ash 15 parts, polycarboxylate water-reducer 1.2 parts.
Wherein, the mean diameter of silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg;Silicon ash Loss on ignition < 6%, SiO2Content > 85%, specific surface area > 15000m2/kg。
The present embodiment anti-wear mortar is prepared by the following method and forms:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar.
The recovery method of the recovered rear produced waste residue of silicon chip cutting waste described in step (1), is to use Known waste mortar off-line recovery technology, will pass through solid-liquid separation, surface of solids cleaning, solid particle by waste mortar The operations such as size separation recycle.
The condition of the thermal oxidation described in step (1) is for be heated to 550 DEG C in incinerator.
The fineness that silicon carbide waste described in step (1) is ground is 360m2/ kg, wherein, the content of Si answers < 3%.
The rotating speed of the blender described in step (2) is 60r/min.
The present embodiment prepares the mortar of gained, and appearance uniform, nothing caking, 28d bending and compressive strength is satisfied by standard Requirement, it is high by 3% that abrasion resistance compares the abrasion resistance ratio of regulation in standard, meets the skill of ground cement-base wear-resistant material Art requirement.
Embodiment 2:
In the present embodiment, anti-wear mortar includes the component of following weight portion: P.O 52.5 Portland cement 100 Part, silicon carbide waste 34 parts, quartz sand 137 parts, silicon ash 10 parts, polycarboxylate water-reducer 1.4 parts.
Wherein, the mean diameter of silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg;Silicon ash Loss on ignition < 6%, SiO2Content > 85%, specific surface area > 15000m2/kg。
The present embodiment anti-wear mortar is prepared by the following method and forms:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar.
The recovery method of the recovered rear produced waste residue of silicon chip cutting waste described in step (1), is to use Known waste mortar off-line recovery technology, will pass through solid-liquid separation, surface of solids cleaning, solid particle by waste mortar The operations such as size separation recycle.
The condition of the thermal oxidation described in step (1) is for be heated to 550 DEG C in incinerator.
The fineness that silicon carbide waste described in step (1) is ground is 450m2/ kg, wherein, the content of Si answers < 3%.
The rotating speed of the blender described in step (2) is 60r/min.
The present embodiment prepares the mortar of gained, and appearance uniform, nothing caking, 28d bending and compressive strength is satisfied by standard Requirement, and rupture strength compares in standard the resistance to of regulation than the High anti bending strength 10% of regulation in standard, abrasion resistance Grit ratio is high by 7%, meets the technology requirement of ground cement-base wear-resistant material.
Embodiment 3:
In embodiment, anti-wear mortar include the component of following weight portion: P.O 52.5 Portland cement 100 parts, Silicon carbide waste 50 parts, quartz sand 120 parts, silicon ash 5 parts, polycarboxylate water-reducer 1.8 parts.
Wherein, the mean diameter of silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg;Silicon ash Loss on ignition < 6%, SiO2Content > 85%, specific surface area > 15000m2/kg。
The present embodiment anti-wear mortar is prepared by the following method and forms:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar.
The recovery method of the recovered rear produced waste residue of silicon chip cutting waste described in step (1), is to use Known waste mortar off-line recovery technology, will pass through solid-liquid separation, surface of solids cleaning, solid particle by waste mortar The operations such as size separation recycle.
The condition of the thermal oxidation described in step (1) is for be heated to 650 DEG C in incinerator.
The fineness that silicon carbide waste described in step (1) is ground is 540m2/ kg, wherein, the content of Si answers < 3%.
The rotating speed of the blender described in step (2) is 60r/min.
The present embodiment prepares the mortar of gained, and appearance uniform, nothing caking, 28d bending and compressive strength is satisfied by standard Requirement, compared to the technical specification of regulation in standard, High anti bending strength 10%, comprcssive strength is high by 5%, abrasion resistance Frequently in standard, the abrasion resistance ratio of regulation is high by 12%, meets the technology requirement of ground cement-base wear-resistant material.
Embodiment 4:
In embodiment, anti-wear mortar include the component of following weight portion: P.O 52.5 Portland cement 100 parts, Silicon carbide waste 20 parts, quartz sand 100 parts, silicon ash 16 parts, polycarboxylate water-reducer 0.5 part.
Wherein, the mean diameter of silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg;Silicon ash Loss on ignition < 6%, SiO2Content > 85%, specific surface area > 15000m2/kg。
The present embodiment anti-wear mortar is prepared by the following method and forms:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar.
The recovery method of the recovered rear produced waste residue of silicon chip cutting waste described in step (1), is to use Known waste mortar off-line recovery technology, will pass through solid-liquid separation, surface of solids cleaning, solid particle by waste mortar The operations such as size separation recycle.
The condition of the thermal oxidation described in step (1) is for be heated to 500 DEG C in incinerator.
The fineness that silicon carbide waste described in step (1) is ground is 320m2/ kg, wherein, the content of Si answers < 3%.
The rotating speed of the blender described in step (2) is 70r/min.
Embodiment 5:
In embodiment, anti-wear mortar include the component of following weight portion: P.O 52.5 Portland cement 100 parts, Silicon carbide waste 35 parts, quartz sand 150 parts, silicon ash 20 parts, polycarboxylate water-reducer 2 parts.
Wherein, the mean diameter of silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg;Silicon ash Loss on ignition < 6%, SiO2Content > 85%, specific surface area > 15000m2/kg。
The present embodiment anti-wear mortar is prepared by the following method and forms:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar.
The recovery method of the recovered rear produced waste residue of silicon chip cutting waste described in step (1), is to use Known waste mortar off-line recovery technology, will pass through solid-liquid separation, surface of solids cleaning, solid particle by waste mortar The operations such as size separation recycle.
The condition of the thermal oxidation described in step (1) is for be heated to 680 DEG C in incinerator.
The fineness that silicon carbide waste described in step (1) is ground is 300m2/ kg, wherein, the content of Si answers < 3%.
The rotating speed of the blender described in step (2) is 80r/min.
Embodiment 6:
In embodiment, anti-wear mortar include the component of following weight portion: P.O 52.5 Portland cement 100 parts, Silicon carbide waste 30 parts, quartz sand 220 parts, silicon ash 18 parts, polycarboxylate water-reducer 1.8 parts.
Wherein, the mean diameter of silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg;Silicon ash Loss on ignition < 6%, SiO2Content > 85%, specific surface area > 15000m2/kg。
The present embodiment anti-wear mortar is prepared by the following method and forms:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar.
The recovery method of the recovered rear produced waste residue of silicon chip cutting waste described in step (1), is to use Known waste mortar off-line recovery technology, will pass through solid-liquid separation, surface of solids cleaning, solid particle by waste mortar The operations such as size separation recycle.
The condition of the thermal oxidation described in step (1) is for be heated to 700 DEG C in incinerator.
The fineness that silicon carbide waste described in step (1) is ground is 600m2/ kg, wherein, the content of Si answers < 3%.
The rotating speed of the blender described in step (2) is 70r/min.
Embodiment 7:
In embodiment, anti-wear mortar include the component of following weight portion: P.O 52.5 Portland cement 100 parts, Silicon carbide waste 35 parts, quartz sand 250 parts, silicon ash 20 parts, polycarboxylate water-reducer 2 parts.
Wherein, the mean diameter of silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg;Silicon ash Loss on ignition < 6%, SiO2Content > 85%, specific surface area > 15000m2/kg。
The present embodiment anti-wear mortar is prepared by the following method and forms:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar.
The recovery method of the recovered rear produced waste residue of silicon chip cutting waste described in step (1), is to use Known waste mortar off-line recovery technology, will pass through solid-liquid separation, surface of solids cleaning, solid particle by waste mortar The operations such as size separation recycle.
The condition of the thermal oxidation described in step (1) is for be heated to 550 DEG C in incinerator.
The fineness that silicon carbide waste described in step (1) is ground is 480m2/ kg, wherein, the content of Si answers < 3%.
The rotating speed of the blender described in step (2) is 45r/min.

Claims (8)

1. the preparation method of the abrasion-proof terrace mortar with silicon carbide waste as reinforcing material, it is characterised in that Described anti-wear mortar includes the component of following weight portion: cement 100 parts, silicon carbide waste 10~50 parts, quartz Sand 100~250 parts, silicon ash 5~20 parts and additive 0.5~2 parts;
The preparation method of described abrasion-proof terrace mortar specifically includes following steps:
(1) by recovered for silicon chip cutting waste rear produced waste residue, thermal oxidation is carried out, more ground, I.e. prepare silicon carbide waste;
(2), after silicon carbide waste step (1) prepared and other components weigh by weight, blender is added, Stirring 3~6min, after mix homogeneously, i.e. prepares anti-wear mortar;
Wherein, the condition of the thermal oxidation described in step (1) is for be heated to 500~700 DEG C in incinerator.
The system of a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material the most according to claim 1 Preparation Method, it is characterised in that described anti-wear mortar is made up of the component of following weight portion: cement 100 parts, carbon SiClx waste material 20~35 parts, quartz sand 150~220 parts, silicon ash 5~15 parts and additive 1.2~1.8 parts.
The system of a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material the most according to claim 1 Preparation Method, it is characterised in that described cement is strength grade > portland cement of 42.5 grades or normal silicate One in cement.
The system of a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material the most according to claim 1 Preparation Method, it is characterised in that the mean diameter of described silicon carbide waste is 3~8 μm, and specific surface area is 300~600m2/kg。
The system of a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material the most according to claim 1 Preparation Method, it is characterised in that loss on ignition < 6%, the SiO of described silicon ash2Content > 85%, specific surface Long-pending > 15000m2/kg。
The system of a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material the most according to claim 1 Preparation Method, it is characterised in that described additive includes the one in polycarboxylate water-reducer or naphthalene sulfonate water reducer.
The system of a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material the most according to claim 1 Preparation Method, it is characterised in that the fineness that the silicon carbide waste described in step (1) is ground is 300~600m2/ kg, Wherein, the content < 3% of Si.
The system of a kind of abrasion-proof terrace mortar with silicon carbide waste as reinforcing material the most according to claim 1 Preparation Method, it is characterised in that the rotating speed of the blender described in step (2) is 45~80r/min.
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