1757results about "Claywares" patented technology

The invention discloses a method of preparing aluminum oxide-silicon carbide compound porous ceramic by aluminum-silicon industrial waste residues. The primary raw materials comprise industrial waste residues, carbon powder, a pore forming substance and an adhesive. The aluminum oxide-silicon carbide compound porous ceramic is prepared by the following steps of mixing, drying, forming and sintering to obtain a final product. Treatment and high additional value utilization of the industrial waste residues are achieved. The prepared porous ceramic is remarkable in performance, and can be applied to the fields of filtration, sound isolation, heat isolation, fire fighting and the like. The method is simple in process flow and convenient for industrialized promotion; and the cost is good to control and the method has extreme economical value.

The invention belongs to the technical field of building materials, and particularly relates to a preparation method of a high-strength sintered tile. The preparation method of the high-strength sintered tile comprises the following steps: (1) crushing green body raw materials, sieving, adding water, carrying out ball milling, and carrying out spray drying to obtain powder; (2) performing compression molding on the powder obtained in the step (1) to obtain a green body; drying the green body to obtain a tile blank; (3) coating the tile blank obtained in the step (2) with glaze, and drying to obtain a glazed tile blank; and sintering the glazed tile blank, and then cooling to room temperature to obtain the ceramic tile. The high-strength sintered tile obtained by the preparation method is high in bending strength, high in thermal stability, low in water absorption and good in freezing resistance, and has a wide application prospect.

The invention provides a sintered hollow batten for buildings and a preparation method, and belongs to the technical field of novel wall materials, the sintered hollow batten for buildings comprises the following raw materials: high-calcium fly ash, construction waste recycled aggregate, clay, sulphoaluminate cement, a foaming agent, reinforced fibers and an additive; wherein the particle size of the construction waste recycled aggregate is 0.5-5mm, and the construction waste recycled aggregate is subjected to plasma activation treatment; a nano TiO2 photocatalytic coating is loaded on the surface of the construction waste recycled aggregate; the reinforced fibers are composite fibers of basalt fibers and polypropylene fibers, and the mass ratio of the basalt fibers to the polypropylene fibers is (1: 1)-(1: 2). According to the sintered hollow batten for the building, the building waste recycled aggregate subjected to plasma activation treatment is adopted, and the nano titanium dioxide photocatalytic coating is loaded, so that the bonding strength of the aggregate is greatly improved, and the hollow batten is endowed with the function of degrading pollutants such as formaldehyde.

Preparation methods for multi-sheet porous ceramic matrices (10, 20, 30, 40) and an atomization core thereof. The preparation method for the multi-sheet porous ceramic matrices (10, 20, 30, 40) comprises: (1) the preparation of ceramic powders, involving: weighing a plurality of groups of components in parts by weight, comprising 25-55 parts of an aggregate, 5-40 parts of a pore former, 5-19 parts of a sintering aid, and 5-35 parts of a powder dispersing agent; (2) the preparation of casting ceramic slurries, involving: weighing a plurality of groups of components in parts by weight, comprising 40-65 parts of each group of ceramic powder, 30-50 parts of a solvent, 0.1-3 parts of a slurry dispersing agent, 1-8 parts of a plasticizer, and 1-10 parts of a binder; (3) the preparation of ceramic green bodies, involving: respectively making the plurality of groups of casting ceramic slurries into a plurality of groups of sheet-like ceramic green bodies by means of a casting process; and (4) the preparation of multi-sheet porous ceramic matrices (10, 20, 30, 40), involving: vertically stacking a plurality of ceramic green bodies of different groups and / or the same group in sequence and then laminating same into an integral body, then feeding same into a furnace for de-binding and sintering, and finally cutting same into required shapes to obtain the multi-sheet porous ceramic matrices (10, 20, 30, 40).

The invention relates to the technical field of porcelain, in particular to porous antioxidant composite porcelain and a preparation method thereof, and the preparation method comprises the following steps: weighing the following raw materials in parts by weight: 35-40 parts of clay, 10-15 parts of aluminum oxide, 6-10 parts of an aluminum nitride-doped modified homogenizing agent, 5-9 parts of kaolin and 5-8 parts of a sodium silicate blender. According to the porous anti-oxidation composite porcelain, clay is adopted as a matrix, aluminum oxide and kaolin are added to be matched with an aluminum nitride modified homogenizing agent and a sodium silicate blender, the raw materials are blended and synergized, compression molding is performed, and finally homogenizing sintering is performed, so that the porous anti-oxidation composite porcelain is obtained. The porous performance, the high-temperature oxidation resistance and the mechanical bending strength performance of the obtained composite porcelain are harmoniously improved, and meanwhile, the stability effect of the product is remarkable under different degrees of corrosion conditions.

The invention relates to the technical field, in particular to an ultralight foamed ceramic hollow sphere prepared from iron lepidolite tailings and a preparation method and application of the ultralight foamed ceramic hollow sphere. The foamed ceramic hollow sphere is prepared from the following raw materials: iron lepidolite tailings, silicon carbide, bentonite, sodium carbonate and potassium carbonate; in percentage by mass, the content of the iron lepidolite tailings is 90 to 96.4 percent; the content of the silicon carbide is 0.1-1%; the iron lepidolite tailings are prepared from the following components in percentage by mass: 77 to 80 percent of SiO2, 10 to 13 percent of Al2O3, 1.3 to 1.6 percent of Fe2O3 and 0.1 to 0.17 percent of Li2O. The ultralight foamed ceramic hollow sphere is prepared by using the iron lepidolite tailings, the silicon carbide, the bentonite, the sodium carbonate and the potassium carbonate as raw materials, can meet various market requirements of heat preservation, heat insulation, sound insulation, noise reduction and the like, and brings remarkable economic benefits and social benefits.

This application relates to the technical field of firing ceramsite, and specifically discloses a coal gangue-based water-retaining ceramsite, its preparation method and application. The preparation method of the coal gangue-based ceramsite disclosed in this application is as follows: Drying: The green balls of ceramsite are fed into the drying section, and the hot air from the decarbonization section is cooled and then sent to the drying section to dry the green balls; The green balls of ceramsite are prepared by uniformly mixing coal gangue raw materials and modified silica sol and then calcined. Pyrolysis: The hot air generated from the decarbonization section is heated to 350-400 °C and then introduced into the pyrolysis section to pyrolyze the green balls. Decarbonization: The hot air from the pyrolysis section and the cooling section heats and supports combustion of the material layer in the decarbonization section to complete the decarbonization of the ceramsite. Cooling: The decarbonized ceramsite is cooled by blowing air. Using the technical solution of this application, the processing scale of coal gangue ceramsite can be increased, the energy utilization of coal gangue itself can be maximized, the production cost can be effectively reduced, and the ceramsite can meet the requirements of decarbonization, water retention and strength.

The invention relates to the technical field of solid waste recycling, in particular to a low-temperature fast-fired ceramic aggregate prepared from electrolytic manganese residues and a method thereof.The method comprises the steps that S1, the electrolytic manganese residues and low-temperature flux are subjected to ball milling and sieved through a 200-325-mesh sieve, and a fine powder blank is obtained; s2, 70-100 parts of electrolytic manganese residues and 2-20 parts of low-temperature flux are evenly mixed, and then a mixture is obtained; s3, adding an external binder into the mixture, aging, adding into a sugarcoating machine, stirring, and spraying distilled water to obtain a spherical ceramic aggregate green body; and S4, drying the spherical ceramic aggregate green body in a drying oven, and quickly firing in a silicon carbide rod furnace to obtain the ceramic aggregate subjected to low-temperature quick firing. The electrolytic manganese residues are rapidly sintered at the low temperature of 1000 DEG C or below, sulfur curing can be achieved, meanwhile, under the action of quartz particles, generated CaSO4 has the high specific surface area, heavy metal elements can be effectively adsorbed and subjected to solid solution, and full utilization of the industrial solid waste electrolytic manganese residues is achieved.

The invention relates to the field of architectural ceramics, and discloses a sapphire effect dry particle, a ceramic tile with a sapphire imitation effect and a preparation method of the ceramic tile. The sapphire effect dry granules comprise blue dry granules and transparent dry granules, wherein the blue dry granules are prepared from the following raw materials: 1.5 to 3.5 parts of superfine tin dioxide, 15 to 19.5 parts of cobalt oxide, 4.5 to 7.5 parts of titanium oxide, 8 to 14 parts of zinc oxide, 32 to 43 parts of calcined aluminum oxide, 8 to 13 parts of quartz, 10 to 16 parts of potassium feldspar and 2.5 to 4.5 parts of boric acid; the transparent dry particles comprise the following raw materials in parts by weight: 8-15 parts of zinc oxide, 5-10 parts of aluminum oxide, 24-28 parts of quartz, 1-2.5 parts of nano silicon nitride and 7-11 parts of cryolite. By mixing the two dry granules, the frit dry granules which have a three-dimensional effect and an ice crack texture and imitate the texture of sapphire crystals can be prepared. The ceramic tile with the sapphire-like effect can be prepared by adopting the dry particles with the sapphire effect.

The invention relates to the technical field of ceramic materials, in particular to high-corrosion-resistance environment-friendly ceramic and a preparation method of the high-corrosion-resistance environment-friendly ceramic. 20 to 22 percent of Al2O3; 4 to 6 percent of Fe2O3; 2.0 to 3.5 percent of CaO; 0.5 to 1.0 percent of MgO; 0.8% to 1.2% of K2O and Na2O; sO3: less than or equal to 0.03%; pb + Cd + Cr < 6 + >: < = 2 ppm; the balance is impurities. According to the scheme, the craft ceramic can be prepared from the tailings, meanwhile, residues such as the heavy metal content are strictly controlled, components are controlled to be stable, and therefore unification of high corrosion resistance and environmental friendliness is achieved.

The invention relates to the field of ceramic production equipment, in particular to a ceramic preparation process for dechlorinating and activating water, which is characterized in that kaolin, quartz sand, feldspar and activated carbon powder are ground through a grinding device, the grinding device comprises a grinding bin, an inner separator is further mounted in a bin body of the grinding bin, and the inner separator is connected with the grinding bin; the inner separator guides grinding balls installed in the bin body to roll, the improved device treats the grinding balls through the inner separator and separates the grinding balls through the third baffle, the large-diameter grinding balls and the small-diameter grinding balls are made to move through the surface of the third baffle and the surface of the guide groove respectively, and under high-speed movement, the grinding balls are separated through the third baffle and the guide groove. And a track formed by a steering plate of a third baffle and a second guide plate enables the grinding balls to rapidly fall down, then the grinding balls can be crushed in a high-speed state, and in the high-speed rotating process, a second separation groove in the surface of the steering plate enables the small-diameter grinding balls to enter.

This application relates to the field of ceramsite, and specifically discloses a preparation process for two-stage water-retaining ceramsite from coal gangue. The preparation process includes green pellet preparation, drying section, pyrolysis section, decarbonization section, first roasting section, soaking section, second roasting section, and cooling section; the green pellet preparation includes: wetting coal gangue powder with an organic solution, stirring evenly, and kneading with biomass material. The mass ratio of coal gangue powder to biomass material is 1 kg:(3-9) g to obtain green pellets; the soaking section includes: transferring the green pellets after the first roasting section to the soaking section, with the material layer temperature below 900 °C, and evenly spraying nano-silica during the transfer process, spraying 1-2.5 g per 100 g of green pellets; the cooling section includes: using one of sodium bicarbonate solution, ammonium bicarbonate, and ammonia water to form a water mist mixed with air to cool the roasted ceramsite. The prepared ceramsite has a rich and gradient pore structure, can quickly absorb water, and has excellent water-retaining performance.

The invention belongs to the technical field of ceramics, and particularly relates to a three-dimensional effect glaze, a three-dimensional effect ceramic tile and a preparation method thereof. The three-dimensional effect glaze is composed of honeycomb ground glaze and honeycomb effect glaze; the honeycomb ground glaze comprises the following mineral components in percentage by mass: 20%-30% of quartz, 5%-10% of kaolin, 12%-18% of albite, 7%-15% of calcite, 2%-7% of wollastonite, 12%-17% of calcined talc, 15%-25% of calcined zinc oxide, 2%-6% of titanium dioxide, 2%-4% of glass powder, 1%-3% of strontium carbonate and 1%-5% of dolomite. The glaze with the honeycomb effect comprises the following mineral components in percentage by mass: 5%-15% of quartz, 5%-10% of kaolin, 40%-55% of albite, 2%-6% of barium ice feldspar, 2%-10% of calcite, 7%-15% of calcined talc, 1%-4% of calcined zinc oxide, 7%-15% of red mud and 3%-5% of coal gangue. The novel effect glaze is developed, the glaze surface is flat and smooth, meanwhile, the ground glaze is pushed to the surface through the gas phase disturbance effect, and the effect glaze sinks and wraps the ground glaze in a three-dimensional honeycomb shape.

The invention discloses environment-friendly ceramic and a preparation method thereof, and belongs to the technical field of ceramic. The environment-friendly ceramic comprises the following raw materials in parts by weight: 30-50 parts of red mud, 20-40 parts of fly ash, 10-25 parts of purple clay, 5-15 parts of quartz, 3-8 parts of a composite binder, 3-8 parts of a composite fluxing agent and 40-50 parts of deionized water. The environment-friendly ceramic prepared by the method disclosed by the invention has excellent breaking strength and apparent porosity.

The invention discloses ceramsite lightweight aggregate structural concrete and a preparation method thereof, and belongs to the technical field of concrete. The ceramsite lightweight aggregate structural concrete is prepared from the following raw materials in parts by mass: 240 to 270 parts of cement, 25 to 35 parts of mineral powder, 80 to 95 parts of fly ash, 210 to 250 parts of coal gangue crushed materials, 725 to 805 parts of modified coal gangue ceramsite, 10 to 30 parts of waste rubber materials, 3.5 to 5 parts of water reducing agents and 165 to 180 parts of water. The modified coal gangue ceramsite is obtained by coating the surface of a coal gangue ceramsite matrix with an epoxy resin layer and then grafting a hydrophilic polymer, the porosity of the coal gangue ceramsite matrix is 40-60%, and the aperture ratio is 1.5-6%. The epoxy resin layer on the surface of the modified coal gangue ceramsite provides an anti-permeability barrier, the hydrophilic polymer on the surface adjusts the wettability of the ceramsite, the binding force with other components of the concrete is improved, and the concrete has excellent shrinkage and dry crack resistance.

The invention relates to the technical field of building materials, and particularly discloses steel slag-slag composite micro powder green low-carbon concrete and a preparation method thereof. The steel slag-slag composite micropowder green low-carbon concrete is prepared from the following raw materials in parts by weight: 25-35 parts of modified steel slag microspheres, 20-30 parts of slag micropowder, 10-15 parts of cement, 30-40 parts of coarse aggregate, 1.2-2 parts of an additive and 18-30 parts of water, the steel slag microspheres are porous steel slag microspheres, an exciting agent is loaded in pores of the steel slag microspheres, and a phase change material is packaged in the pores of the steel slag microspheres; the preparation method comprises the following steps: mixing and dry-mixing the modified steel slag microspheres, the slag micro-powder and the cement, adding the coarse aggregate and the water, uniformly stirring, adding the additive, and uniformly stirring to obtain the steel slag-slag composite micro-powder green low-carbon concrete. The composition can be used in the fields of building structures, road engineering, marine facilities and the like, and has the advantages of high early strength and good mechanical properties.

The invention relates to the technical field of glazes, and discloses a high-performance ceramic glaze for bacteriostatic domestic porcelain and a preparation method thereof. The high-performance ceramic glaze of the antibacterial domestic porcelain is prepared from the following raw materials in parts by weight: 5 to 15 parts of albite, 20 to 30 parts of potassium feldspar, 10 to 30 parts of kaolin, 13 to 26 parts of quartz, 0.3 to 7 parts of talc, 5 to 10 parts of limestone, 2 to 5 parts of ludwigite, 0.5 to 1 part of rare earth, 2 to 5 parts of honeysuckle-loaded CuS, 1 to 3 parts of modified polysiloxane, 0.1 to 0.5 part of sodium tripolyphosphate and 0.1 to 0.3 part of carboxymethyl cellulose. The high-performance ceramic glaze for the antibacterial domestic porcelain prepared by the invention has relatively good long-acting antibacterial performance and high strength.

The invention relates to the technical field of solid waste recycling and functional building materials, in particular to a wave-absorbing wall material based on a waste glass fiber wind power blade and a preparation method of the wave-absorbing wall material. The wave-absorbing wall material based on the waste glass fiber wind power blade is mainly prepared from the following raw materials in parts by mass: 60-68 parts of waste glass fiber wind power blade granules, 30-35 parts of silicon-aluminum solid wastes, 2-5 parts of a wave-absorbing reinforcing agent and 6-10 parts of water. According to the invention, waste wind power blades and silicon-aluminum solid wastes are used as raw materials, a high-strength porous carbon skeleton structure is formed in the material through a vacuum pugging molding and vacuum sintering process, and meanwhile, a ferrite wave-absorbing reinforcing agent is mixed to form a composite wave-absorbing electromagnetic structure of a carbon aggregate-dielectric loss material and a ferrite particle-magnetic loss material; collaborative optimization of the electromagnetic wave absorption performance and the material mechanical property is achieved, and good ecological value and economic benefits are achieved.

The invention relates to the technical field of ceramic materials, and discloses antibacterial self-cleaning domestic ceramic and a preparation method thereof. The preparation method comprises the following steps: S1, mixing a ceramic green body raw material, an antibacterial precursor and an auxiliary agent, performing ball milling to obtain slurry, performing slip casting on the slurry to obtain a green body, and drying to obtain the green body; s2, carrying out gradient in-situ reaction sintering on the green body, and sintering at the temperature of 400-600 DEG C; then sintering at the temperature of 800 to 1000 DEG C; then sintering at the temperature of 1100 to 1250 DEG C; s3, after sintering, micron-sized pits are formed in the surface of the ceramic body through plasma etching; and S4, glazing: sintering at 700-900 DEG C to combine the glaze with the biscuit, thereby obtaining the antibacterial self-cleaning domestic ceramic. The preparation process is simple, long-acting synergism of antibacterial and self-cleaning performance is achieved, and firm combination of the functional layer and the ceramic matrix is achieved.

The invention relates to the technical field of ceramics, and provides an environment-friendly ceramic containing bamboo fiber and a preparation method thereof, the environment-friendly ceramic containing bamboo fiber comprises the following raw materials by mass: 50-60 parts of kaolin, 18-28 parts of quartz sand, 10-16 parts of feldspar powder, 22-36 parts of modified bamboo charcoal fiber, 0.5-1 part of a binder and 0.2-0.6 part of a dispersant. Wherein the bamboo charcoal fiber is used as a raw material and is environment-friendly and biodegradable; the bamboo charcoal fiber modified by alkali treatment and a sol-gel method has better compatibility with a ceramic matrix and is uniformly dispersed, and the agglomeration phenomenon is reduced, so that the impact resistance and toughness of the ceramic are improved, and the defect of high brittleness of the traditional ceramic is overcome; the honeycomb microporous structure of the bamboo charcoal fiber endows the ceramic with the functions of adsorbing harmful substances, resisting bacteria and deodorizing, so that the ceramic prepared by the invention has excellent antibacterial, deodorizing and mechanical properties, is environment-friendly, and has important application value in the fields of sanitary ware, tableware and the like with high sanitary requirements.

The invention provides a sound-insulation porous ceramic tile and a preparation method thereof, and belongs to the field of building materials. The sound-insulation porous ceramic tile is prepared from the following raw materials: 20 to 30 parts of kaolin, 18 to 22 parts of quartz sand, 12 to 18 parts of potassium feldspar, 3 to 7 parts of talcum powder, 3 to 7 parts of silicon carbide powder, 2 to 4 parts of ferrosilicon alloy powder, 0.5 to 1.5 parts of sodium bicarbonate, 3 to 5 parts of hollow glass beads, 1 to 3 parts of zirconium oxide microspheres, 1 to 3 parts of silicon dioxide aerogel particles, 3 to 5 parts of acrylate emulsion, 1 to 3 parts of butadiene styrene rubber emulsion, 0.5 to 1.5 parts of polyvinyl alcohol solution and 1 to 2 parts of polyurethane dispersion. The composite material comprises the following components in parts by weight: 30-60 parts of polypropylene, 0.3-0.7 part of a dispersing agent, 0.2-0.4 part of a defoaming agent, 0.8-1.6 parts of reinforced fibers and 9-13 parts of deionized water. The raw materials of the porous ceramic tile are reasonably designed, the sound insulation performance of the porous ceramic tile is improved, and full-band efficient sound insulation is achieved.

The invention belongs to the technical field of ceramic materials, and particularly relates to a high-strength building ceramic material and a preparation method thereof. The high-strength building ceramic material is prepared from the following raw materials in parts by weight: 20 to 30 parts of potassium feldspar, 15 to 23 parts of kaolin, 37 to 45 parts of solid waste-based silicon carbide, 1 to 4 parts of talc, 3 to 8 parts of modified mullite whisker and 2 to 5 parts of filler, a preparation process of the modified mullite crystal whiskers comprises the following steps: (1) adding mullite crystal whiskers into an ethanol water solution containing a silane coupling agent, and heating for reaction to obtain pretreated mullite crystal whiskers; and (2) adding the mullite whiskers pretreated in the step (1) into a nickel sulfate aqueous solution, then adding triethylamine and sodium thiosulfate, and carrying out a heating reaction to obtain the modified mullite whiskers. After the raw material components are combined, preparation of a high-strength ceramic material is facilitated, the heat conductivity coefficient can be increased, the heat conduction effect can be enhanced, and the ceramic material is suitable for common home decoration and high-heat-conductivity floor heating ceramic tiles.

The invention provides a hot-state repairing material and a preparation method thereof, and belongs to the technical field of refractory materials. The hot-state repairing material provided by the invention is prepared from the following raw materials in percentage by mass: 87 to 98 percent of waste bricks, 0.5 to 4.5 percent of magnesium mineral micro powder, 0.5 to 5.0 percent of slag powder, 0.5 to 2.0 percent of dispersing agent, 0.2 to 1.5 percent of organic fiber and 0.1 to 0.5 percent of binding agent. According to the invention, waste bricks are used as aggregates, contain tiny pores, provide channels for reaction gas for heating the hot-state repairing material, and can be rapidly sintered with a furnace lining; the slag powder can be matched with the binder to improve the thermal adhesion rate of the thermal repairing material; the magnesium mineral micro powder can improve the reaction activity, and the dispersing agent assists the combination effect of the slag powder, so that the repairing material can be sintered through rapid reaction, and the compression strength and the erosion resistance are improved; and the organic fibers can form good filling among particles and fine powder, so that the compression strength and the erosion resistance are improved.

The invention discloses modified iron tailing-based lightweight ceramsite and phase-change composite ceramsite as well as a preparation method and application thereof, and belongs to the technical field of tailing resource utilization. The modified iron tailing based lightweight ceramsite is prepared from the following raw materials in parts by mass: 51 to 58 parts of iron tailings, 25 to 29 parts of molybdenum tailings, 9 to 10 parts of coal gangue, 3 to 15 parts of a functional modifier and 25 to 35 parts of a binder, the functional modifier is calcium carbonate powder, and the binder is paper pulp waste liquid or water. The invention further discloses application of the modified iron tailing-based phase change composite ceramsite taking the modified iron tailing-based lightweight ceramsite as the matrix as an energy storage aggregate in functional energy storage concrete. The modified iron tailing-based light ceramsite is used for solving the technical problems that when existing ceramsite serves as a phase change base material, the porosity, the loading rate and the strength are balanced, and an additional modification process is complex in procedure and prone to causing secondary pollution.

The present application relates to the field of ceramsite, and specifically discloses a method for preparing binary ceramsite using coal gangue and the obtained ceramsite. The method comprises the following steps: preparing the core: fully mixing carbon-free industrial waste slag with calcium phosphate solution at a ratio of 1kg: (0.4-0.8)L, pressurizing, and then granulating to obtain green balls, and uniformly spraying a binding solution on the surface of the green balls to obtain the core; preparing the coating material: fully mixing coal gangue with sodium alginate solution at a ratio of 1kg: (0.2-0.5)L to obtain the coating material; overmolding: uniformly coating the core with the coating material to form a binary green ball, wherein 0.15 < d / D < 0.75, d is the green ball diameter, and D is the binary green ball diameter; preparing the ceramsite: drying, pyrolyzing, decarbonizing, sintering, and cooling the binary green balls to form binary ceramsite. The obtained ceramsite product not only has no black core, excellent strength, but also good water absorption.

The invention provides a method for solidifying heavy metal ions in lithium slag, and belongs to the technical field of solidified lithium slag treatment. The method for solidifying the heavy metal ions in the lithium slag comprises the steps that lithium slag powder is taken as a base material, sodium fluoride, silicon carbide, sodium tetraborate and hydroxyapatite are added into the base material for dry mixing, and mixed powder is obtained; adding deionized water into the mixed powder to prepare a spherical green body; drying the spherical green body to obtain a dried green body; and sintering the dried green body, and cooling to room temperature to obtain the cured lithium slag ceramsite. According to the method, pollution-free treatment of the lithium slag is achieved, meanwhile, the treatment process is simplified, environmental damage is reduced, and resource utilization of the lithium slag is improved.

The invention belongs to the technical field of architectural ceramics, and particularly relates to a tempered high-strength impact-resistant ceramic sheet and a preparation method thereof. The toughened high-strength impact-resistant ceramic thin plate comprises a ceramic thin plate blank and a toughened coating which is arranged on the surface of the ceramic thin plate blank and is obtained by firing toughened coating slurry. A ceramic sheet reinforcing process is developed by referring to a stress structure of tempered glass, and the impact resistance and the bending strength of the material are remarkably improved by establishing the pressure stress layer on the bottom surface of the green body and cooperating with the pressure stress layer of the glaze layer, so that the application field of the ceramic sheet is widened.

The invention discloses a concave-convex high-skid-resistance archaized brick and a preparation process thereof, and relates to the field of building materials. When the concave-convex high-skid-resistance archaized brick is prepared, ferrochrome waste residues, coal ash, argil, quartz sand, clay powder and red soil powder are subjected to mold pressing and roasting, and a green brick is prepared; mixing albite, quartz, calcite, zinc oxide, barium carbonate, deionized water, water glass and American water, glazing the surface of a green brick, and roasting to obtain an archaized brick matrix; the archaized brick base body is sequentially subjected to a reaction with 3-aminopropyltrimethoxysilane, 5, 7-dihydroxyflavone, 1H, 1H-perfluorooctylamine and 1, 3-propane sultone, and the concave-convex high-skid-resistance archaized brick is prepared. The concave-convex high-skid-resistance archaized brick prepared by the invention has good antibacterial, antifouling and coating durability effects.

The invention relates to a high-strength wear-resistant archaized brick and a preparation method thereof, and belongs to the technical field of archaized bricks, the high-strength wear-resistant archaized brick comprises the following raw materials: 25-30 parts of fly ash, 30-35 parts of superfine slag powder, 30-35 parts of clay, 8-10 parts of coke powder, 10-12 parts of diatomite, 12-15 parts of potassium feldspar, 10-15 parts of a modified binder and 8-12 parts of a reinforcing agent; according to the technical scheme, a polyhydroxy compound is combined with a silanization reinforcing filler, then combined with an anhydride compound and then combined with novolac epoxy resin, then an amine curing agent is added, and curing is conducted to obtain the modified binder; fly ash, superfine slag powder, clay and coke powder are subjected to ball milling, diatomite, potassium feldspar, a modified binder and a reinforcing agent are added, and the high-strength wear-resistant archaized brick is obtained through stirring, calcining and compression molding. The mechanical property, thermal stability and wear resistance of the archaized brick are improved on the whole, the densification degree of the archaized brick is enhanced, and the comprehensive performance is good.

The invention discloses direct writing forming equipment and method for a continuous fiber reinforced ceramic matrix composite, the direct writing forming equipment comprises an XYZ-axis motion platform, an extrusion nozzle, an ultrasonic transducer, a screw propeller, a wire feeder, a forming table and a curing mechanism, the extrusion nozzle is mounted on the XYZ-axis motion platform, and an outlet is formed in the bottom of the extrusion nozzle; the screw propeller comprises a motor and a screw, the motor is mounted on the extrusion nozzle and connected with the screw to drive the screw to rotate, so that the screw shears ceramic slurry in the extrusion nozzle and extrudes the ceramic slurry from an outlet of the extrusion nozzle, and a through hole is formed in the screw. Continuous fibers sent out by the wire feeder penetrate through the screw rod and then are discharged from an outlet of the extrusion nozzle; and the curing mechanism is used for curing the ceramic slurry on the forming table. The viscosity of the ceramic slurry is reduced through the shearing effect of the screw rod, blockage is prevented, and the extrusion nozzle can disperse nano-particle aggregates in the ceramic slurry through the vibration effect of ultrasonic waves.