143 results about "Pyrophyllite" patented technology

The invention relates to the field of oil and gas well cementation, and discloses an oil well cementation cement slurry system and application thereof. The cement paste system comprises the following components in parts by weight: 100 parts of oil well cement, 20-80 parts of a high-temperature stabilizer, 15-80 parts of a high-temperature reinforcing agent, 0.5-6 parts of a retarder, 2-10 parts of a fluid loss agent, 0.1-2 parts of a defoaming agent and 35-90 parts of water, wherein the high-temperature stabilizer is a mixture containing quartz sand, silica fume and nano-silica which are different in average particle size; the high-temperature reinforcing agent is selected from at least one of pyrophyllite, epidote, actinolite, aluminum stone, sillimanite and boehmite. The cement paste system is mixed by adopting a conventional method, the density and the thickening time are adjustable, the flowing property is good, the water loss is small, the strength of formed cement stone is high, the cement stone does not decline for a long time at the high temperature of 150-240 DEG C, and the technical requirements of deep and ultra-deep high-temperature and high-pressure well cementation construction are completely met.

The utility model relates to the technical field of artificial diamond superhard materials, and discloses a synthetic block device filled with high-density materials in multiple directions, which comprises two outer frames formed by pyrophyllite, a filling groove is arranged on the plane of each outer frame, a filling layer is filled in each filling groove, and the outer frames are filled with high-density materials. Wherein the filling layers in at least one group of symmetrical filling grooves are conductive; a dolomite lining is arranged in the outer frame; according to the utility model, under the precondition of meeting stable growth of crystals, the pressure can be reduced by 8-15 Mpa on the basis of the original pressure, the service life of the cubic press can be directly prolonged, the frequency of beam disassembly and maintenance is reduced, the cost of manpower and material resources is saved, and favorable conditions are provided for enterprises to realize cost reduction and efficiency improvement.

The application belongs to the technical field of paint, and particularly relates to a high-weather-resistance acrylic paint and a preparation method thereof. The high-weather-resistance acrylic paint comprises the following components and weight fractions: 25-40 parts of water-based acrylic resin, 10-20 parts of functional resin, 10-25 parts of modified filler of shea butter oil, 0.1-0.5 parts of defoaming agent, and 20-40 parts of water; the functional resin is water-based polyurethane modified alkyd resin; and the filler at least comprises pyrophyllite powder and nano titanium dioxide. The acrylic paint provided by the application has excellent weather resistance, adhesion, wear resistance and good thermal stability.

The invention relates to the technical field of synthesis equipment of superhard materials, in particular to energy-saving type diamond production equipment and a production technology.The energy-saving type diamond production equipment comprises a machine body, a holding-up hammer, a transmission rod, a clamping piece and an adjusting assembly, the machine body is fixedly arranged, a cavity is formed in the machine body, pyrophyllite is located in the center of the cavity, and the holding-up hammer is arranged in the cavity; the holding-up hammers are arranged on the machine body, the extension lines of the transmission rods penetrate through the center and one vertex angle of the pyrophyllite, and the transmission rods slide and can intersect at the center position of the pyrophyllite; the clamping piece is arranged on the transmission rod and used for clamping the vertex angle, corresponding to the transmission rod, of the pyrophyllite. The adjusting assembly is used for guiding each holding-up hammer to slide towards the center position of the cavity. The pyrophyllite can be fixed at the central position in the cavity through the cooperative arrangement of the transmission rod and the clamping piece, so that the phenomenon of pyrophyllite position deviation caused by asynchronous contact between the six holding-up hammers and the pyrophyllite is improved, and the degree of uneven stress of a carbon source is relieved.

The invention discloses a glass fiber with high strength and strong tensile property and a manufacturing method thereof, the glass fiber is composed of 10-15 parts by weight of pyrophyllite, 10-15 parts by weight of quartz sand, 10-15 parts by weight of limestone, 10-15 parts by weight of dolomite, 10-15 parts by weight of borocalcite, 10-15 parts by weight of szaibelyite, 10-15 parts by weight of bactericide, 10-15 parts by weight of anti-ultraviolet agent, 10-15 parts by weight of graphene, 10-15 parts by weight of Kevlar fiber, 10-15 parts by weight of PBO fiber, 10-15 parts by weight of titanium dioxide and 10-15 parts 8-12 parts of quartz sand; 3-8 parts of limestone; 4-8 parts of dolomite; 10 to 18 parts of borocalcite; 11 to 17 parts of szaibelyite; 2-6 parts of a bactericide; and 3-8 parts of an anti-ultraviolet agent. The titanium dioxide and the aluminum oxide are added into the raw materials, the overall strength of the prepared glass fiber can be effectively improved, the graphene, the Kevlar fiber and the PBO fiber are added into the raw materials, the overall tensile property of the prepared glass fiber can be effectively improved, and the bactericide is added into the raw materials, so that the service life of the glass fiber is prolonged. By adding the anti-ultraviolet agent into the raw materials, the overall antibacterial property of the prepared glass fiber can be effectively improved, and the overall anti-ultraviolet property of the prepared glass fiber can be effectively improved by adding the anti-ultraviolet agent into the raw materials.

The invention discloses an anti-erosion Al2O3-SiC-C slag runner castable containing pyrophyllite and a preparation method of the anti-erosion Al2O3-SiC-C slag runner castable, and belongs to the technical field of refractory materials. The Al2O3-SiC-C slag trough castable is mainly prepared from the following raw materials in percentage by mass: 30 to 45 percent of high-alumina clinker, 20 to 35 percent of pyrophyllite, 8 to 15 percent of silicon carbide, 5 to 10 percent of kyanite, 5 to 10 percent of graphite electrode powder, 3 to 6 percent of active Al2O3 micro powder, 2 to 4 percent of silicon micro powder, 1.5 to 2.5 percent of antioxidant, 3 to 5 percent of pure calcium aluminate cement and 1.5 to 2.5 percent of asphalt. In addition, explosion-proof fibers accounting for 0.03-0.15% of the total weight of all the raw materials and a water reducing agent accounting for 0.05-0.15% of the total weight of all the raw materials are added. The anti-erosion Al2O3-SiC-C slag runner castable is prepared by mixing the weighed raw materials uniformly and then obtaining the anti-erosion Al2O3-SiC-C slag runner castable. The Al2O3-SiC-C slag runner castable prepared by the method can completely meet the requirements of the use performance of the Al2O3-SiC-C slag runner castable, and the Al2O3-SiC-C slag runner castable can be well applied to a blast furnace casting house; meanwhile, the cost is reduced, and remarkable social benefits and economic benefits are achieved.

The invention provides a cast iron release agent and a preparation method and application thereof. The cast iron release agent comprises the following raw materials in parts by weight: 10-13 parts of coking plant fly ash, 3-6 parts of bentonite, 3-6 parts of pyrophyllite and 75-88 parts of water. According to the cast iron release agent, the fly ash of a coking plant is used as a raw material, the production cost is low, meanwhile, the environmental protection pressure of the coking plant is relieved, and the purposes of reducing cost and improving efficiency are achieved; the cast iron release agent is good in integrality and long in service life, and can be effectively attached to the inner surface of a casting mold, so that an effective isolation layer is formed between molten iron and the casting mold, a cast iron machine can demold without additional knocking, a cast iron ingot is smooth in surface and low in iron loss, the cast iron cost is reduced, and the application prospect is wide.

The invention discloses an anti-seepage brick for an electrolytic cell lining and a preparation method thereof, the anti-seepage brick comprises an aluminum silicate mixture, the aluminum silicate mixture is composed of at least three of pyrophyllite, flint clay, clay, silica, albite and potassium feldspar, a potassium silicate eutectic and a fine powder sintering aid are added, the materials are uniformly mixed, a binding agent is added for granulation, mechanical pressing molding is performed, and high-temperature sintering is performed; the aluminum silicate mixture is prepared from the following raw materials in parts by weight: 50 to 75 parts of pyrophyllite, 20 to 42 parts of flint clay, 1 to 8 parts of albite and 1 to 5 parts of potassium silicate eutectic. The invention relates to the technical field of anti-seepage bricks, and particularly provides an anti-seepage brick for an electrolytic cell lining and a preparation method of the anti-seepage brick.

The invention relates to the technical field of fireproof plates, and provides a fireproof plate with high corrosion resistance. The fireproof plate is prepared from the following raw material components in parts by weight: 60 parts of Portland cement, 8 to 12 parts of refractory fiber, 10 to 20 parts of pyrophyllite powder, 8 to 16 parts of functional aggregate, 5 to 8 parts of epoxy resin, 0.5 to 1.5 parts of curing agent, 12 to 16 parts of flame retardant and 20 parts of water, the functional aggregate comprises zirconite powder and calcium metaborate in a weight ratio of (1: 9)-(9: 1). By means of the technical scheme, the problem that in the related technology, a fireproof plate is poor in breaking strength is solved.

The utility model discloses a pyrophyllite microwave drying device which comprises a supporting frame, a feeding mechanism is arranged in the middle of the upper end of the supporting frame, an inlet and outlet is formed in the front end of the feeding mechanism, a heating and dehumidifying box is arranged on the rear side of the inlet and outlet, a microwave drying box is arranged on the rear side of the heating and dehumidifying box, and an exhaust mechanism is arranged in the middle of the upper end of the microwave drying box. A microwave generator is arranged at one end of the overturning assembly, a first motor is arranged at the other end of the overturning assembly, a control panel is arranged at the lower end of the first motor, and the control panel is fixed to the side face of the supporting frame. The feeding mechanism comprises driving shafts arranged on the left side and the right side of the supporting frame, a driven shaft arranged on the inner side of the supporting frame and a conveying belt arranged on the surfaces of the driving shafts and the driven shaft, the driving shafts are connected with a driving motor, and the feeding mechanism and the heating and dehumidifying box are arranged on the left side and the right side of the microwave drying box. The drying device has the advantages of being high in drying speed, high in efficiency and even in drying.

The invention relates to the technical field of mica, and particularly discloses a preparation method of low-cost artificially synthesized pyrophyllite-based mica. The preparation method of the pyrophyllite-based mica comprises the following steps: mixing pyrophyllite tailings and a sulfuric acid solution in an autoclave, sealing, stirring, cooling and filtering to obtain impurity-removed pyrophyllite; urea and aluminum nitrate are added into dimethyl sulfoxide, stirring is performed, impurity-removed pyrophyllite is added, sealing is performed, constant-temperature water bath stirring is performed, cooling, calcining and heat preservation are performed, and cooling is performed to obtain modified pyrophyllite; and mixing the modified pyrophyllite, fused magnesite, potassium fluosilicate and potassium carbonate, carrying out ball milling, calcining, carrying out heat preservation, cooling at a cooling rate of 2-4 DEG C / min, calcining, carrying out heat preservation, and grinding to obtain the pyrophyllite-based mica. The pyrophyllite-based mica prepared by the method is high in strength, low in cost and suitable for large-scale popularization and application.

The invention relates to the technical field of artificial diamonds, in particular to an artificial diamond single crystal generation process which comprises the following specific steps: A, mixing and granulating graphite, mother powder and a metal catalyst, and then transferring into a pressing workshop to be pressed into a graphite column; b, pyrophyllite powder and boron nitride powder are mixed and then made into a cylindrical blank, and a cylindrical cavity is machined in the center of the pyrophyllite blank; c, assembling the graphite column, the pyrophyllite cylinder, the plug assembly, the heating assembly and the insulating assembly into a synthetic block; and D, a mechanical arm carries the clamping mechanism to position the synthetic block to the center of a cavity of the cubic press, the surface of the anvil in the equipment is blown and swept, dust particles are removed, then the clamping mechanism is taken back, and the cubic press is started for temperature rising and pressure rising. And more time and energy are consumed.

The application relates to the technical field of pyrophyllite processing, in particular to a crusher for pyrophyllite processing, which comprises a whole support support, the inner wall of the whole support support is provided with a crushing cylinder main body, and the crushing cylinder main body is arranged in an inclined mode. The crusher for pyrophyllite processing is characterized in that a hydraulic device brings a ring-shaped pressing plate to move downward to press the crushing plate group, the adjacent crushing plates in the crushing plate group can compress the return springs in the corresponding two crushing plates, the distance between the two adjacent crushing plates is reduced, and the pyrophyllite between the two crushing plates is crushed, the crushed pyrophyllite gradually falls through the first through hole, the second through hole, the third through hole and the fourth through hole with smaller and smaller hole sizes, the pyrophyllite pieces containing other impurities which are larger than the hardness of the pyrophyllite cannot be completely crushed due to the large hardness, therefore, the pyrophyllite pieces containing impurities are left in the corresponding spaces of the crushing plate group according to the volume, and the crushed pyrophyllite is discharged through the discharge port.

The preparation method comprises the following steps: firstly, taking 20 to 30 weight percent of 85 alumina clinker, 15 to 25 weight percent of forsterite, 11 to 24 weight percent of fused magnesite, 4 to 6 weight percent of pyrophyllite, 6 to 8 weight percent of 95 silicon carbide, 5 to 7 weight percent of 90 silicon carbide, 22 to 27 weight percent of ferro-silicon nitride, 9 to 13 weight percent of coke powder, 6 to 8 weight percent of metal Si powder, 5 to 7 weight percent of aluminum oxide micro powder, 7 to 8 weight percent of bentonite and 14 to 20 weight percent of white mud as raw materials; and adding 2-4wt% of high-temperature asphalt, 1-2wt% of carbon black and 15-18wt% of stemming oil, and mixing in a mixer for 20-30 minutes to obtain the additive for the anhydrous stemming. The invention has the advantages of environmental protection, no pollution, effective improvement of strength and stability, and improvement of oxidation resistance and erosion resistance.

The invention belongs to the field of refractory materials, and provides a light heat-insulating refractory brick and a preparation method thereof. The light heat-insulating refractory brick comprises particles, mixed powder and an additional binding agent, the particles comprise, by weight, 10-15 parts of expanded vermiculite and 30-45 parts of closed cell perlite, and the mixed powder comprises, by weight, 15-25 parts of spherical quartz powder and 5-15 parts of perlite dust collecting powder. The raw materials comprise, by weight, 5-10 parts of waste silica brick powder, 5-10 parts of siliceous pyrophyllite powder, 10-15 parts of Jiaozhou white clay, 5-15 parts of sodium montmorillonite powder and 5-15 parts of limonite powder; the additional binding agent comprises the following raw materials in parts by weight: 3-5 parts of binding slurry and 3-5 parts of pre-gelatinized starch. The refractory brick disclosed by the invention is a light heat-insulating refractory brick which is small in volume density, small in heat conductivity coefficient and capable of meeting the requirement of heat insulation in a high-temperature kiln at 900-1000 DEG C in normal-temperature compressive strength.

This invention belongs to the field of refractory materials for coke ovens in the coking industry, specifically relating to a refractory coke oven lining repair material and its preparation and application method. This application uses high-alumina bauxite, calcium hexaaluminate, calcite, biotite, wollastonite, and pyrophyllite as main materials, BaO as additives, and borosilicate glass powder and calcium phosphate as binders. Because the main materials of this repair material include high-alumina bauxite and calcium hexaaluminate, it has a high degree of compatibility with the original castable refractory, resulting in strong bonding. A single repair can extend the service life by more than one year, and it can be repeatedly repaired, thereby greatly improving the overall service life of the coke oven lining, reducing coke oven costs, and eliminating resource waste. This repair material can directly repair damaged parts of the coke oven without treating the lining, meeting the coke oven's usage conditions and enabling the reuse of the lining. Furthermore, the repair material's preparation method is simple, has a short construction cycle, and is easy to industrialize.

The utility model discloses an alloy matrix repairing device for a polycrystalline diamond compact, which is characterized in that the damaged polycrystalline diamond compact is arranged in a graphite pipe with an upper opening and a lower opening, and required metal powder is filled in a gap between the damaged polycrystalline diamond compact and the graphite pipe; graphite pressing columns are arranged at the upper opening and the lower opening of the graphite pipe; the upper graphite pressing column and the lower graphite pressing column are matched with the graphite pipe to press the damaged polycrystalline diamond compact and the filled metal powder; the graphite pipe is arranged in a pyrophyllite sleeve with an upper opening and a lower opening, a graphite sheet, an iron sheet and a pyrophyllite plug are sequentially arranged at the upper opening and the lower opening of the pyrophyllite sleeve from inside to outside, and the graphite sheet is tightly attached to the graphite pressing column. According to the repairing device, the damaged alloy matrix of the polycrystalline diamond compact can be repaired, the polycrystalline diamond compact can be reused, the replacement rate is reduced, and the cost is reduced.

The utility model discloses a separating device for pyrophyllite powder processing, which comprises a separating box, a feed hopper arranged in the middle of the upper end of the separating box, a material screening vibration box arranged at the lower end of the feed hopper, a storage box arranged at the lower end of the material screening vibration box, and handles arranged at the front ends of the material screening vibration box and the storage box. A battery shell is arranged at the upper end of a handle at the front end of the screening vibration box, a storage battery is arranged in the battery shell and connected with a control panel, the control panel is connected with a vibration exciter, supports are arranged at the four corners of the lower end of the separation box, anti-skid discs are arranged at the lower ends of the supports, and a plurality of round anti-skid rubber pads are evenly arranged at the lower ends of the anti-skid discs. Sliding grooves are formed in the left side and the right side of the screening vibration box and the left side and the right side of the storage box correspondingly, a separation ring is fixed to the position, between the screening vibration box and the storage box, in the separation box, and the screening vibration box and the storage box are slidably arranged on the inner side of the separation box through the sliding grooves correspondingly. The pyrophyllite powder separation device has the advantages of being operated, disassembled and cleaned, and improving the pyrophyllite powder separation effect and quality.

The invention relates to the technical field of architectural ceramics, in particular to an anti-cutting rock plate and a preparation method thereof, and the anti-cutting rock plate comprises a green body layer, a ground coat layer, a decorative layer and a glazed layer which are sequentially arranged from bottom to top; the green body layer is prepared from the following raw materials in parts by mass: 1 to 3 parts of bentonite, 3 to 5 parts of magnesia soil, 22 to 28 parts of waste brick powder, 11 to 15 parts of washed mud, 28 to 35 parts of pyrophyllite, 12 to 16 parts of albite and 8 to 12 parts of mixed mud; the chemical components of the waste brick powder, the pyrophyllite, the albite and the mixed mud comprise SiO2, Al2O3, Fe2O3, TiO2, CaO, MgO and K2O; the content of SiO2 in the waste brick powder, the content of pyrophyllite, the content of albite and the content of Al2O3 in the mixed mud are 65%-75% and 13%-20% respectively according to the mass percent; the mixed mud comprises the following mineral components in percentage by mass: 50-60% of kaolinite and 40-50% of free quartz. According to the anti-cutting rock plate provided by the invention, the anti-cutting performance and the strength can be improved on the premise of realizing low-temperature fast firing.

This utility model relates to the field of pyrophyllite processing, specifically to a pyrophyllite processing and sorting device, including a main body box. A receiving box is located at the bottom of the main body box, and a feeding box is located at the top. A processing box is located outside the main body box, and a transmission gear is located inside the processing box. A processing rod connected to the transmission gear is located inside the main body box. This utility model utilizes a vibrator to drive a vibrating box to vibrate, thereby adjusting and controlling the vibration of the movable plate. This allows smaller pyrophyllite raw materials to smoothly fall into the receiving box through the perforation. After the processing motor starts, the transmission gear meshes and drives the processing rod to rotate. Simultaneously, the external processing threaded strip pushes the material towards the discharge port, while the arrayed processing plate rotates and crushes the pyrophyllite. This design ensures that the pyrophyllite is effectively crushed, while harder stones will not be crushed due to insufficient rotation amplitude, thus achieving precise crushing of the pyrophyllite.

The invention belongs to the technical field of diamond manufacturing, and discloses a gemstone-grade diamond manufacturing device and method.The manufacturing device comprises a diamond synthesis cavity, a first driving device, a second driving device, a third driving device, a fourth driving device and a fourth driving device, the diamond synthesis cavity is provided with a through hole, and the axis of the through hole is arranged in the first direction; the at least two groups of growth units are arranged in the through hole, at least one group of growth units is positively arranged from one end of the diamond synthesis cavity to the axial center position of the diamond synthesis cavity, and the other group of growth units is reversely arranged from the other end of the diamond synthesis cavity to the axial center position of the diamond synthesis cavity; the diamond synthesis cavity is arranged in the pyrophyllite combination block; the cubic press is connected with the pyrophyllite combined block; the controller is electrically connected with the cubic press; therefore, the multiple groups of growth units in the diamond synthesis cavity are symmetrically arranged, so that the production efficiency of the gem-grade diamond manufacturing device and the manufacturing method provided by the invention is higher.

The invention relates to the technical field of superhard material processing, in particular to a superhard material green synthesis process and an energy-saving high-pressure device, the superhard material green synthesis process comprises six groups of hinge beams distributed up, down, left, right, front and back, the outer side of each group of hinge beams is fixedly connected with four groups of hinge lugs in a circumferential array, two adjacent groups of hinge lugs are in butt joint, and the hinge lugs are in butt joint with the hinge beams. A hinge pin is inserted into the two sets of hinged lugs which are in butt joint, a hydraulic cylinder is installed in each set of hinged beams, holding-up hammers are installed at the close ends of each set of hydraulic cylinders, the first metal rods are fixedly connected to the outer sides of the multiple sets of holding-up hammers, and the ends, away from the holding-up hammers, of the first metal rods are fixedly connected with first traction ropes. Through the structural design of the centrifugal clamping mechanism, instantaneous clamping of the centrifugal clamping mechanism and the clamping teeth is achieved, the holding-up hammer moving inertially is rapidly locked when sealing media such as pyrophyllite are broken, impact damage caused by out-of-control displacement of the holding-up hammer is effectively blocked, equipment blasting accidents are prevented from the source, and the service life of the holding-up hammer is prolonged. And the equipment operation safety and the part service life are obviously improved.

The application discloses a calcining device for pyrophyllite block production and relates to the technical field of pyrophyllite block production. The calcining device comprises a crucible and a clamping assembly. The outer wall of the crucible is provided with the clamping assembly for limiting and fixing. The clamping assembly comprises a fixing ring, a limiting ring, a fixing plate, a fixing hole, a connecting rod, a sliding groove and a limiting block. The fixing ring is provided below the fixing plate. The fixing plate is provided below the limiting ring. The device is provided with the clamping assembly. The position of the clamping block is adjusted by a spring and cooperates with the fixing ring and the limiting ring, so that the crucible is limited and fixed. After the calcining of the pyrophyllite material is completed, the process that a worker manually holds a tool to clamp the pyrophyllite material is avoided, the safety hidden danger is reduced, the long-term repeated mechanical labor steps of the worker are avoided, the probability of work failure is reduced, the production risk of the enterprise is reduced, the production cost of the enterprise is indirectly reduced, and the safety of the product is improved.

This invention belongs to the field of building materials technology. Specifically, it discloses a glaze for preventing ceramic tile deformation and an anti-deformation ceramic tile, comprising the following raw materials in parts by weight: 15-30 parts spodumene, 15-30 parts calcite, 12-20 parts bauxite, 8-15 parts pyrophyllite, 6-12 parts modified magnesium borate whiskers, 5-9 parts wet-process mica powder, 3-6 parts palygorskite, 1-2.5 parts calcium borate, 1-2 parts tricalcium silicate, and 0.2-0.7 parts ammonium fluoride. The system of this invention uses spodumene, calcite, bauxite, and pyrophyllite as the matrix minerals, effectively lowering the sintering temperature and providing basic strength to the system. At a lower firing temperature, a high degree of sintering of the glaze layer can be ensured, preventing sintering failure of other materials. By adding modified magnesium borate whiskers and wet-process mica powder, the flexural strength is effectively improved.

The invention discloses a corrosion-resistant refractory material and a preparation method thereof, and relates to the technical field of refractory materials, the corrosion-resistant refractory material comprises the following raw materials by weight: 70-80 parts of bauxite clinker, 15-25 parts of metakaolin, 10-15 parts of aluminum ash, 10-12 parts of corundum, 5-7 parts of phenolic resin and 12-14 parts of modified PP fiber. The modified pp fibers are obtained by grafting monomers containing sodium sulfonate, benzimidazole and nanoscale pyrophyllite powder with pp fibers. The refractory material provided by the invention has excellent corrosion resistance, refractoriness and compressive strength, and is worthy of popularization and application.

The present invention belongs to the technical field of core coating preparation, and particularly relates to a core coating for aluminum alloy castings and a preparation method thereof. The core coating for aluminum alloy castings consists of the following raw materials: pyrophyllite, fayalite, zircon powder, magnesia, calcium titanate, cryolite, phosphorus pentoxide, sodium pyrophosphate, rectorite, octylphenol polyoxyethylene ether, n-octanol, and water. The core coating for aluminum alloy castings of the present invention uses a mixture of pyrophyllite, fayalite, zircon powder, calcium titanate, magnesia, cryolite, and phosphorus pentoxide as refractory materials, water as a carrier liquid, a mixture of sodium pyrophosphate and rectorite as a suspending agent, and simultaneously adds an n-octanol defoamer and an octylphenol polyoxyethylene ether surfactant. The synergistic effect between the raw materials ensures that the prepared core coating has good resistance to metal liquid erosion, anti-adhesion to sand, and thermal stability during application, thereby enabling the core coating to have excellent stripping strength and refractoriness.

The invention relates to the technical field of boiler coking inhibition, in particular to a coking inhibition composition, a coking inhibitor and a use method of the coking inhibition composition. The coking inhibition composition provided by the invention is prepared from the following components in parts by mass: 60 to 70 parts of expansive layered aluminosilicate and 20 to 40 parts of lubricating layered aluminosilicate, wherein the expansive layered aluminosilicate is prepared from one or more of bentonite, montmorillonite and activated clay; the lubricating layered aluminosilicate comprises one or more of talc, mica, pyrophyllite, asbestos and serpentine. The coking inhibition composition provided by the invention can obviously reduce the thickness of boiler coking, so that the coking inhibition composition has the advantage of easiness in cleaning, and in addition, the coking inhibition composition also has the advantages of low cost and safety.

The invention discloses a pyrophyllite assembly block sealing edge smearing mechanism which comprises a horizontally-rotating tray, a bottom plate is connected to the upper portion of the tray, a cushion block is arranged on the upper portion of the bottom plate, adjusting plates are connected to the two adjacent sides of the bottom plate, the adjusting plates are connected with bent plates, the lower ends of the bent plates are adjustably connected with the adjusting plates, and the upper ends of the bent plates are used for being attached to the side faces of a pyrophyllite assembly block. In the application state, the cushion block supports the bottom face of the pyrophyllite assembly block, the upper ends of the two bent plates are attached to the adjacent side faces of the pyrophyllite assembly block respectively, and twelve sealing edges of the pyrophyllite assembly block are exposed outside. By means of the horizontally-rotating tray, the bottom plate, the cushion block, the adjusting plate capable of adjusting and positioning and the bent plate, multiple pain points of manual smearing and an existing tool in the background technology are accurately solved, smearing reliability is guaranteed, and the risk of dislocation of internal components is eradicated; the smearing efficiency is improved, and the method is suitable for large-scale production; the operation safety is guaranteed, and the modern safety production requirement is met; the foundation adaptability is achieved, and assembling blocks of different specifications are adapted.

The utility model provides a waste pyrophyllite cleaning and recycling device, which belongs to the technical field of dust fall, and comprises a material collecting groove arranged at the top of a material inlet of crushing equipment, the interior of the material collecting groove is used for containing accumulated water, a supporting plate is further arranged on the material collecting groove, a plurality of air inducing pieces are arranged on the supporting plate, air inducing pipes and air guiding pipes are connected to the air inducing pieces, and the air guiding pipes are connected with the material collecting groove. The end, away from the air inducing piece, of the air guiding pipe is located in accumulated water in the material collecting groove. According to the pyrophyllite powder collecting device, pyrophyllite powder at the feed port of the crushing mechanism can be collected, so that a large amount of pyrophyllite powder can be prevented from flying in the air to influence the working environment.

The invention relates to the technical field of ceramics, in particular to honeycomb bubble glaze and a processing technology of glazed foamed ceramic. The cellular bubble glaze comprises the following basic glaze components: low-temperature frit, quartz, glass powder, calcium carbonate, pyrophyllite, kaolin, talc and lithium carbonate. The firing process specifically comprises the following steps: controlling the atmosphere to be a reducing atmosphere, and controlling the firing time to be 85 + / -5min in a temperature interval of 400 + / -50 DEG C and 925 + / -25 DEG C; converting into an oxidizing atmosphere, increasing the temperature to 1025 + / -25 DEG C and 1110 + / -10 DEG C in sequence in a stepped manner, and carrying out heat-preservation firing at the highest firing temperature. According to the invention, carbonate which is not decomposed in time continues to decompose gas, foaming gas generated by reaction of the carbonate and an adjacent foaming agent which is excited by oxygen is fused and enlarged in a glaze melt until a glaze surface is broken through to form open bubbles with large bubbles, and open bubbles with small bubbles are formed on the glaze surface which only contains silicon carbide or silicon-oxygen-carbon but does not contain undecomposed carbonate; therefore, the glaze foaming effect with coexisting large and small foam holes is achieved.