48results about How to "Improve extrusion performance" patented technology

The invention discloses Al-Mg-Si-Cu alloy and a preparation method and application thereof. The Al-Mg-Si-Cu alloy comprises, by mass, 0.6%-0.8% of Si, 1.0%-1.2% of Mg, 0.25%-0.5% of Fe, 0.2%-0.4% of Cu, 0.1%-0.15% of Mn, 0.1%-0.2% of Cr, 0.10%-0.20% of Zn, 0-0.10% of Ti, smaller than 0.15% of other impurities, and the balance Al. The Al-Mg-Si-Cu alloy has high strength and excellent anodic oxidation performance, meanwhile also has great chip cutting performance and can be used for manufacturing industrial aluminum alloy materials, such as electronic equipment structural connecting pieces, with high-quality requirements for high strength, decorative surfaces and a large quantity of CNC processing.

The invention discloses a diamond nanometer copper compounded lubricating oil additive in nanometer technical domain and mechanical fluid oil technical domain, which is characterized by the following: the nanometer diamond and nanometer copper are prepared to lube oil additive with diverse functional requirement; the high lubricating and high-intensity low restoring type fits for precision equipment, new device, high-grade car and gearbox and can diminish adding quantity of nanometer copper; the high lubricating and high-intensity high restoring type fits for wearing machinery and equipment and car and can enlarge the adding quantity of nanometer copper power. This invention possesses good dispersibility and does not need stirring and so on disposing craft.

The invention discloses a preparation method of nickel-coated graphite powder for electroconductive rubber of an electromagnetic shielding material. The preparation method is characterized in that the nickel-coated graphite powder is obtained by carrying out silver plating and hydrogen gas reduction nickel plating after graphite powder is subjected to surface degreasing, coarsening and sensitizing and then carrying out washing, suction filtration and drying. According to the preparation method disclosed by the invention, an excellent interface bonding force is obtained as a coarsening and pre-silver plating layer which is arranged between a nickel plating layer and a graphite powder interface is used as a nickel plating active point, nickel plating is carried out by adopting a hydrogen reduction method, the surface of a pure nickel layer is reduced, and the electromagnetic conductivity is better than that of other reduction nickel plating methods, so that the nickel-coated graphite powder has excellent anti-shearing performance, excellent anti-extrusion performance and excellent electromagnetic conductivity when the nickel-coated graphite powder is mixed with rubber.

Packaged food portions, such as food slices, consisting of two or more food items, such as peanut butter and jelly, and processes for making them. The food portion is provided with sufficient viscosity and textural properties to enable its formation into a cohesive mass which can be extruded while maintaining the individual identity and organoleptic attributes of each food item within the food portion. The food portion may be shaped into a slice or other configuration prior to or during its encasing within a flexible packaging material. Product formulations which provide for minimal moisture migration between the different food items within the food portion and for optimum product stability, as well as processes and methods for providing and processing these formulations, are also disclosed.

The invention belongs to the technical field of rubber quartz plates, and particularly discloses a gray rubber quartz plate and a preparation method of the gray rubber quartz plate. The gray rubber quartz plate has the technical scheme that the quartz plate comprises a plate body and a rough surface layer, and is characterized in that the plate body comprises the following materials in parts by weight: 100 parts of rubber, 5.9-29 parts of quartz powder, 10-52 parts of white carbon black, 4-18 parts of activating agent, 0.8-5.5 parts of accelerating agent, 0.9-8.5 parts of vulcanizing agent, 2-50 parts of softener, 0.8-1.1 parts of coloring agent, 0.8-2 parts of bonding agent, 1-5 parts of anti-aging agent and 1.8-4.0 parts of solubilizer. The wear-resistant performance as well as the acid-resistant and alkaline-resistant properties of the rubber quartz plate can be improved, the heat absorption and the high light reflection can be reduced, and the service life is greatly prolonged.

The invention discloses a metal cutting fluid with an excellent extreme pressure property. The metal cutting fluid comprises the following raw materials in parts by weight: 20-50 parts of palm oil, 5-15 parts of a modified compound extreme pressure additive, 4-8 parts of modified molybdenum disulfide, 3-5 parts of xanthate, 2-5 parts of pentaerythritol oleate, 1-3 parts of neopentyl polyol ester, 2-5 parts of fatty acid imidazoline borate, 3-6 parts of diethanolamide oleic acid borate, 2-5 parts of barium petroleum sulfonate, 4-6 parts of heptadecyl imidazoline, 1-3 parts of phytic acid, 3-5 parts of sodium nitrite, 1-4 parts of benzotriazole, 3-6 parts of boric acid, 2-5 parts of dimer acid potassium, 4-8 parts of sodium oleate, 3-6 parts of diethylene glycol, 2-5 parts of dialkyl ether amine, and 8-12 parts of water. The metal cutting fluid has an excellent extreme pressure property.

The invention discloses an aluminum alloy and a production method thereof. The ratio of Si/Mg/Mn is adjusted, the proportions of Mg and Mn components are reduced, and the proportion of an Si componentis improved to ensure the overall strength of the aluminum alloy and make the aluminum alloy have good extrusion properties. In addition, the corrosion resistance of the aluminum alloy is improved bylowering the content of Fe/Cu/Zn.

The invention belongs to the technical field of new material environment protection and discloses a benzene-free environment-friendly extruding-compositing ink which comprises the following main raw materials in mass percentage: 5-25% of SBS resin, 5-25% of modified EVA resin, 1-2% of HR-type dispersant, 50-75% of methyl-carbonate and 5-8% of pigment. The benzene-free environment-friendly extruding-compositing ink proposed by the invention has the characteristics of low viscosity, good leveling property, large solid content, bright color, high color concentration, excellent stipple reproducibility, and application in layering sammeld ruck; the ink membrane has high peeling strength and extruding-compositing performance, wherein the peeling strength can reach 5N/15mm-10N/15mm, and the extruding-compositing strength is over 0.9N.

The invention relates to a method for manufacturing a solar energy battery board frame section bar, which comprises the following technical steps: adding an aluminum ingot into a smelting furnace to smelt and uniformly stirring aluminum liquid; after the aluminum liquid is stirred, carrying out first refinement; refining and uniformly scattering a slagging agent on aluminum slag; adding a magnesium ingot, aluminum-silicon medium alloy and rare earth alloy and fully stirring and mixing uniformly; carrying out second refinement and degassing; guiding refined aluminum liquid into a casting machine to cast; heating an aluminum bar on an aluminum bar heating furnace and extruding for molding on an extruder; and after the aluminum bar is extruded and molded, placing the aluminum bar into a heat treatment furnace to heat and preserve heat to obtain the solar energy battery board frame section bar. The section bar has bright surface, high strength, favorable toughness and corrosion resistance, lower manufacture cost and light weight, is difficult to deform, can be recycled and can save energy resources, reduce the environmental pollution and strengthen the running reliability.

The invention discloses a rubber tube extrusion molding device. The rubber tube extrusion molding device disclosed by the invention can greatly improve an extrusion molding effect on a rubber tube andensure performance of the rubber tube. According to the rubber tube extrusion molding device disclosed by the invention, vortex is utilized to heat a material at the front end of extrusion molding and keep the material warm, a temperature of a raw material is accurately controlled, and extrusion molding performance is ensured; meanwhile, non-contact heating is utilized by the rubber tube extrusion molding device disclosed by the invention; thus, not only is the volume of an extruded part reduced, but also performance of the raw material is ensured; an overheat effect of contact type heating to a rubber material is avoided. An air blowing structure of an air blowing assembly of the rubber tube extrusion molding device disclosed by the invention is of a reasonable structure, can effectivelyreduce adhesion and can prevent too cold shrinkage; in addition, self-weight downward pressing mode is utilized by the rubber tube extrusion molding device disclosed by the invention to discharge thematerial, so that discharging evenness is ensured, and the problem of pores or too much or too hard discharging is solved.

The invention discloses a non-pollution cold extruding molding method and a cold extruding mould for a packaging container flange. The method is characterized in that a flange workblank with consistent flange boss thickness, which is subjected to punch forming by blanking and molding moulds, is under the effect of a male die with reverse pyramidal upper end, materials on a flange boss axially flow along the flange, wall thickness needed by turning threads is finally formed in a flange hole, and a flange finished product is obtained by subsequent corner cut, thread turning and electroplating. The non-pollution cold extruding molding method and the cold extruding mould for the packaging container flange has the advantages that the structure is simple, the manufacturing is simple, pollution does not exist, the rate of finished products is improved, and the manufacture cost is reduced.

The invention discloses polymer alloy for rubber ducts. The alloy comprises the following raw materials in part by weight: 20 to 30 parts of CM135B, 70 to 80 parts of NBR3305, 4 to 6 parts of magnesium oxide, 4 to 6 parts of coumarone resin, 25 to 35 parts of high abrasion carbon black, 60 to 80 parts of general purpose carbon black, 5 to 15 parts of white carbon black, 6 to 12 parts of dibutyl ester, 1.2 to 2.5 parts of sulphur, 0.5 to 1.5 parts of accelerating agents CZ, 3 to 8 parts of composite curing agents EataMixTCHC, 10 to 20 parts of distilled aromatic extracts(DAE), 0.5 to 1.5 parts of anti-aging agents RD, 0.3 to 0.8 part of antiscorching agents CTP and 15 to 25 parts of white bole. According to the invention, the alloy improves the abrasion resistance, the ozone aging resistance, the weathering ageing resistance and the fire resistance of acrylonitrile-butadiene rubber, improves the rolling and the extruding of rubber stocks, improves the fineness of the rubber stocks, reduces shrinking percentage, improves the tensile strength and the tearing resistance of the rubber stocks, has small permanent deformation, improves the oil resistance and the corrosion resistance of the rubber stocks, prolongs the service life, effectively reduces production costs and further increases the quality of products.

A method and treatment agent for treating gelled material for extrusion, comprising adding a tackifier and a dispersant in an amount sufficient to enhance the effect of the tackifier to the gelled material. By increasing the effectiveness of the tackifier, extrudability can be maintained with less tackifier or lower grade (cheaper) tackifier than conventionally used, or for the same amount of tackifier as compared to conventional agent to improve extrusion performance.

The invention belongs to the technical field of alloys, and particularly relates to a lanthanum-containing 6063 aluminum alloy and a preparation method thereof. The lanthanum-containing 6063 aluminumalloy provided by the invention is prepared from the following components in percentage by mass: 0.45 to 0.54 percent of Si, 0.52 to 0.56 percent of Mg, less than or equal to 0.35 percent of Fe, lessthan or equal to 0.05 percent of Cu, less than or equal to 0.07 percent of Mn, less than or equal to 0.05 percent of Zn, 0.01 to 0.05 percent of Ti, 0.005 to 0.02 percent of La, 0.001 to 0.006 percentof C and the balance of Al. According to the lanthanum-containing 6063 aluminum alloy and the preparation method thereof, specific small content ranges of the elements, such as Mg and Si, are determined; and the strength of the lanthanum-containing 6063 aluminum alloy is improved through common precipitation of carbides and intermetallic compounds. Embodiment results show that the lanthanum-containing 6063 aluminum alloy provided by the invention achieves the tensile strength of 177 MPa and the elongation of 23.8 percent at room temperature.

The invention discloses a biomass straw sludge fuel. The biomass straw sludge fuel comprises the following raw materials in parts by weight: 100 parts of sludge containing 55-70% of water, 50-500 parts of biomass straw particles, and 1-10 parts of hydroxypropyl methyl cellulose. A preparation method of the biomass straw sludge fuel comprises the following steps: S1, feeding biomass straws into a crusher; crushing the biomass straws into particles being 1 mm in particle size; S2, feeding the sludge, the biomass straw particles and the hydroxypropyl methyl cellulose into a mixing tank through aquantitative feeding machine; stirring and uniformly mixing under normal temperature; S3, feeding the uniformly-mixed materials into a sludge forming machine for extruding and forming to obtain the biomass straw sludge fuel. According to the method, the sludge is converted into flammable fuel; the calorific value of the fuel is high; the flammable performance is high; the fuel can still be particle-shaped after flaming; little flying ash is adsorbed into the dust particles, so that little flying dust is produced; the method is clean and environmentally friendly.

The invention discloses a springing type garbage extruder. The springing type garbage extruder comprises a machine body. An extrusion cavity is formed in the machine body. A collection barrel is placed on the bottom wall of the extrusion cavity. A collection cavity with an opening being upward and used for storing extruded garbage is arranged in the collection barrel. An extrusion control mechanism capable of extruding and conveying garbage and providing power for a motion component in a device is arranged in the machine body. The extrusion control mechanism comprises a motor, an extrusion block used for conveying and extruding garbage and a disc. A power cavity is formed on the rear side of a round cavity. The motor is fixedly arranged on the right wall of the power cavity. According to the springing type garbage extruder, two springing extrusion manners are adopted, the extrusion forming effect of garbage is effectively improved, dispersed garbage large in occupied space can be extruded into small block structures, the garbage recovery efficiency is improved, and the number of adopted garbage cans is reduced.

The invention discloses a garbage extrusion processing unit which comprises a machine base and a compressor fixedly installed in the machine base. A first containing groove is formed in the bottom face of the compressor, a second containing groove extending upwards is arranged on the top wall in the first containing groove in a communicating manner, a rising and falling sliding conveying block isconnected into the first containing groove in a sliding conveying fit manner, a pushing guide block extending into the second containing groove and being in sliding conveying fit is fixedly arranged at the top of the rising and falling sliding conveying block, first inclined ends are equally arranged on the left and right sides of the pushing guide block, a protruding block is fixedly arranged atthe position, opposite to the top of the pushing guide block, on the top wall in the second containing groove, a third containing groove is formed in the bottom face of the rising and falling slidingconveying block, rotary connecting containing grooves extending front and back are equally arranged on the left and right sides of the third containing groove, a pressing block extending front and back is connected into each rotary connecting containing groove in a rotary fit manner, and an extrusion device is connected into the third containing groove in a matched manner. The garbage extrusion processing unit is simple in structure and convenient to operate, the garbage extrusion molding effect is strengthened, and the garbage extrusion working efficiency is improved.

The invention relates to a cooked beef and mutton product processing and feeding device and a using method thereof. The device comprises a mounting seat; one side of the top of the mounting seat is provided with a water storage tank and a mounting groove; the two ends of the other side of the top of the mounting seat are provided with fixing columns; the tops of the ends, close to each other, of the two fixing columns are provided with a material guide table; U-shaped connecting arms are arranged at the tops of the two ends of one side of the mounting groove; the U-shaped connecting arms are connected with the material guide table; and flow guide grooves which are connected with each other are formed in the bottom of the outer side of the material guide table. According to the cooked beef and mutton product processing and feeding device and the using method thereof, meat foodstuff needing to be processed is placed through a material placing seat, the foodstuff placed on the material placing seat is conveniently and automatically guided into the material guide table to be fed and conveyed through the height lifting of the material placing seat and the cooperation of the material placing seat andan inclined structure; and the sliding and guiding range of the foodstuff is widened through automatic stretching of a guide plate, the foodstuff is prevented from falling in the feeding period, and the guidance quality of foodstuff feeding is improved.