2685 results about "Product processing" patented technology

An etching apparatus 100 as the substrate processing apparatus is provided with a rotary arm 103 for carrying a substrate included in a lot, and process chambers 106 and 107 for carrying out etching to the substrate as product processing. The etching apparatus 100 is controlled by a host computer 200 in which a transportation recipe, a recipe for product processing and a recipe for dummy processing are registered. When a chamber neglecting time being each neglecting time of the process chambers 106 and 107 does not become time out, the host computer 200 discriminates that processing atmosphere in the process chambers used for etching to the lot is stable, omits the execution of the dummy processing, and executes etching to the substrate of the lot.

The invention generally relates to a facility wide sorting and/or sequencing system for improving product processing operations and, more particularly, to a facility wide system and related functionality for simultaneously sorting and sequencing mixed mail pieces such as, for example, flats and letter mail pieces. The flats and letter mail pieces are placed in frames so that all types of mail pieces can be sorted and/or sequenced simultaneously through merging and diverting a stream of filled trays into and out of different streams at a full or substantially full transport speed.

A compound ferment production process and a product thereof are applicable to the technical field of foods. The formulation of the product comprises fruit vegetable ferment raw juice, plant ferment raw juice, corn ferment, peas ferment and multielement alditol. The production process comprises the following: a step of preparing fruit vegetable ferment liquid, during which, selecting and cutting fresh fruits and vegetables into slices or pieces, blending the slices or pieces, adding apple vinegar on the slices or the pieces, and storing the fruits and vegetables hermetically at room temperature to prepare the fruit vegetable ferment raw juice through natural fermentation; a step of preparing the plant ferment liquid, during which, selecting, chipping and blending herbal plants, adding common salt into the sliced herbal plants, and storing the sliced herbal plants hermetically at room temperature to prepare the plant ferment raw juice through natural fermentation; and a step of fermentation and product processing, during which, taking the fruit vegetable ferment raw juice, the plant ferment raw juice, the corn ferment and the peas ferment, carrying out the second fermentation at room temperature, adding the multielement alditol during the second fermentation, using a sealed jar during the fermentation, preparing the compound ferment product after a postmaturation process, and preparing the liquid, powdery and solid particle ferment through mechanical processing and forming. The process and the product thereof which have a novel and scientific design and long-term maturation through the natural fermentation can increase the vitality of the ferment, facilitate the demand of a human body and improve the health of the human body through frequent edibility.

The invention relates to a food processing method, in particular to a non-fried production method for grilled chicken. Different heating modes are adopted in the non-fried new process, then fragrant color increasing liquid is applied to the surface of a poultry carcass by selecting a proper method, Maillard reaction is further performed under certain condition, the poultry carcass generates the color similar to that of the traditional grilled chicken, meanwhile, multiple natural flavor substances can be produced, and the fragrance of the product is increased. By adopting the technology, the method realizes modernized technical reformation of the traditional special grilled chicken product processing technique, furthest reduces carcinogenic benzopyrene and heterocyclic amine in the traditional special fried grilled chicken products, avoids illegal colorants, and develops a novel grilled chicken product with good taste, good flavor, good color and high safety.

The present invention relates to an on-line method and a flow system as well as a cuvette for carrying out IR spectrometry for analysis of liquid food products, possibly containing dissolved gases, in a process line in a liquid food product processing plant, especially a dairy processing milk and milk products. A liquid sample is extracted from the process line to a measuring branch, the sample is thermostated and passed to a measurement cuvette. The IR-absorbance spectrum is measured, e.g. in the MID-IR or NIR-range. In order to obtain an on-line monitoring of the process line the liquid food sample is extracted directly from the process line into the measurement branch, in which the pressure is maintaining at least as high as in the adjacent process line. The high pressure ensures that dissolved air will stay dissolved in the liquid food. Before each new sample the measurement branch and cuvette are flushed by high flow rates with a part of the new sample to clean the cuvette. The measurement cuvette has strong windows, preferably diamond windows to stand a high pressure and high flow rates. The on-line system is arranged to carry out eg. 120 measurements per hour.

The invention relates to a method for mill processing of a high-purity and high-density molybdenum alloy target and belongs to the technical field of colored target preparation. The method comprises the technical steps of powder mixing, briquetting, presintering and reduction, vacuum treatment, shaping, hot isostatic pressing jacket processing, jacket charge, jacket degassing, sealing weld, hot isostatic pressing treatment, rolling with a jacket, and finish product processing. Due to the rolling with the jacket, the method solves the problems that active metal components are difficult to reduce after oxidized during deformation processing of a molybdenum alloy containing active metal, so that the deformation processing cannot be performed. Compared with a processing method of cutting into thin blanks with a large-thickness blank line, the processing cost can be lowered greatly, the processing cycle can be shortened greatly, and the production efficiency is improved.

The invention provides a three-silver low radiation film glass supporting subsequent processing, which is characterized in that the film layer structure of the glass comprises glass, a first base layer dielectric combination layer, a second base layer dielectric combination layer, a first blocking layer, a first Ag layer, a second blocking layer, a first interlayer dielectric combination layer, a third blocking layer, a second Ag layer, a fourth blocking layer, a second interlayer dielectric combination layer, a fifth blocking layer, a third Ag layer, a sixth blocking layer, a first upper layer dielectric combination layer, and a second upper layer dielectric combination layer. The invention also provides a process for producing the glass. The three-silver low radiation glass supporting the subsequent processing is produced by adopting a unique film layer configuration, has the performances of low radiance (less than 0.2), stable optical performance, various colors, heat resistance and weather resistance, can achieve allopatric processing and satisfy all the requirements in the subsequent processing of joint products, and can be popularized and applied to vehicle glass and civil architecture glass.

The invention relates to a non-woven wall paper, in particular to a long fiber non-woven wall paper raw paper and the preparation method and the non-woven wall paper prepared in the method. The long fiber non-woven wall paper raw paper comprises fiber pulp material and adhesive agent, wherein the fiber pulp material comprise wood pulp fiber and functional fiber, the weight proportion between the wood pulp fiber and the functional fiber adopts 0 to 95 percent to 5 to 100 percent, and the adhesive agent occupies 1 to 10 percent of the total weight of the raw paper; the functional fiber at least contains a functional fiber which fineness is 0.8 to 25 D, and which length is 15 to 60 mm. The surface of the wall paper in the invention presents natural stripes, the outer appearance is artistic, and further treatment is not required. Simultaneously, during the wall paper product processing, no shrinkage and moist feeling occur, the paper uncover is complete, and the paper flexibility is good. The wall paper product adopting flame-resistant fiber can be burnt on the fire source, the fire is extinguished after leaving the fire source, and the non-woven wall paper has a good flame-resistant performance.

The utility model relates to a preparation method of a fishbone snack food with low fat, which belongs to the technical field of the snack food handling. The utility model uses fishbone, which is the leftovers in the marine product processing as material; after rinsing, fishy smell removal, washing, curing, embrittlement, and flavour treating, the fishbone is made into the fishbone snack food product with low fat. The utility model can cure the fishbone adequately by means of the autoclave steaming; and then removes the moisture content by means of the microwave to embrittle the products. Themethod gets rid of the deep fry, has low fat, can meet the requirements of the human health adequately. The method of preparing the fishbone snack food with low fat for filling calcium is easy and quick, and is very good for improving the processing level of the farm products, the livestock products and the marine products in our country, and can bring along great economic benefits. The utility model uses the castoff as material to reduce the production cost, and prepares new products.

The invention discloses an intelligent flexible production line based on automatic robot assembling and an operating method thereof. The production line consists of an industrial personal computer, a track, a mobile platform, an industrial robot, an industrial robot control cabinet, a rivet feeding system, a vacuum scrap suction device, a main control cabinet, a knife test station, and a flexible tool. The industrial robot, the industrial robot control cabinet, the rivet feeding system, the vacuum scrap suction device, the main control cabinet are installed on the mobile platform; an end effector is carried on the tail end of the industrial robot; and the flexible tool and the knife test station are arranged at one side of the track. According to the invention, the processing process of the high-intelligence control can be realized; the process can be controlled precisely; the product processing quality is high and stability is high; and the production line and the operating method are suitable for various products.

The invention discloses a method for detecting the diameter of an outer wall of a tapered case of an aviation engine on line. According to the method, a five-coordinate numerical control milling center with a Renishaw MP10 trigger-type measuring head is equipped, tapered case parts and a mounting seat on the surface of a tapered case are equipped; a fine adjustment ring gauge of the used measuring head is measured on line; a point contact-type measurement mode is adopted; a machine tool siemens control system Sinumeric 840 D on-line measurement technology is adopted; and an on-line measurement quick tool path amendment and error compensation generation technology is adopted. The method has a broad application prospect; and by the on-line measurement technology, a numerically-controlled machine tool is impelled to form a machining and detecting integrated numerical control machining unit. By the method, the traditional manufacturing mode that a design characteristic is equipped with a set of measurement tool in the current industry is changed, the manufacturing cost of the tool is saved, repair labor-hour is saved, and first-pass yield of product processing is improved, so that the development period and the production cost of new products are reduced.

The invention belongs to the technical field of agricultural product processing, and particularly relates to a rotary disk type air jet impact drying machine. The rotary disk type air jet impact drying machine comprises an air flow circulation system, a rotary disk system, a weighing system and an automatic control system. In the drying process, hot air flow with certain pressure is jetted into a drying chamber (23) through an adjustable strip-shaped air flow jet (38), multiple layers of round material racks (6) evenly distributed in the drying chamber (23) in the axial direction of a rotary material shaft (8) carry a material disk (7) to rotate in the horizontal plane, the rotary disk system can conduct drying in a rotation speed changing and rotation mode changing mode and the weighing system can indicate the drying condition of materials. The rotary disk type air jet impact drying machine solves the problems that an existing air jet impact drying machine is limited in carrying capacity, hard to meet the drying requirements of batch agricultural materials and high in manufacturing cost, and air flow adjustment is inconvenient; meanwhile, the rotary disk type air jet impact drying machine can realize the batch-type drying process of drying-tempering-drying-tempering, improve the drying efficiency, and lower the running energy consumption of the rotary disk system, and is high in automation degree and good in material adaptability.

The invention discloses a method for degrading aflatoxin, which makes use of gamma rays to irradiate a sample containing the aflatoxin, wherein the gamma rays are generated by a radioactive substance Co, and the irradiation dose is between 0 and 10 kGy not including 0, preferably between 2 and 10 kGy, more preferably between 4 and 10 kGy, particularly preferably between 6 and 10 kGy, and the most preferably 10 kGy. The sample containing the aflatoxin is a farm product containing the aflatoxin or a product obtained by processing the farm product, such as food, feedstuff, and the like. The method is particularly applicable to degrading the aflatoxin B1, not only can kill pathogenic microorganisms but also can degrade biotoxin therein, and does not generate any industrial pollution.

The invention relates to a process technology of germinated brown rice vinegar and products, belonging to the technical filed of agricultural products processing, which is characterized in that the invention adopts germinated brown rice as the main raw material via saccharifying, alcoholic fermentation and acetic fermentation to obtain the germinated brown rice vinegar which contains abundant health care components such as gamma-aminobutyric acid (GABA) and the like. The method is high in industrialization degree, which reserves the functional components such as GABA and the like when obtaining the vinegar and the end product is clear and transparent, wherein the GABA content is 200-350mg/l, which is a novel health-care rice vinegar product.

The invention discloses a method for producing table vinegar by fermenting yellow serofluid and bean dregs, which comprises the following steps: dehydrating bean dreg byproducts from bean product processing, and performing puffing pretreatment; sterilizing or boiling yellow serofluid at a high temperature, cooling, adding the treated bean dregs and a cellulase/pectinase composite enzyme preparation, and performing enzymolysis for 24 hours; and adding bean milk and 95% edible alcohol into the enzymolysis solution, inoculating with a Saccharomyces cerevisiae seed solution and an acetic acid bacterium Huniang A.S1.01 seed solution, performing aerobic fermentation at 20-30 DEG C for 5-10 days, centrifuging the matured fermentation solution, filtering, and sterilizing to obtain the finished table vinegar product. The method is low in cost, high in return, short in production cycle, high in equipment utilization rate and huge in market potential, avoids using grain materials, can relieve argument and scruple of all levels in the society about safety of table vinegar (industrial glacial acetic acid blending phenomenon), and saves grains.

The invention provides a water-in-water multicolor paint and a preparation method thereof, belonging to the field of preparation of paints. The paint comprises the following materials by mass: 5-15% of water, 30-35% of silicone-acrylic emulsion, 20-30% of white lacquer, 20-30% of protective colloid system, 0.5-1.5% of film-forming additive, 0.5-1% of defoaming agent, 0.1-0.5% of stabilizing agent and defined amount of thickening agent. The water-in-water multicolor paint is obtained through protective colloid system preparation, granulation and finished product processing. The prepared water-in-water multicolor paint has the advantages of environmental friendliness, stable product, convenience in spraying, brilliant color, lifelike effect and the like. Combination of tap water and the stabilizing agent HG-7 breaks the limitation that the water-in-water paint has to use deionized water, thus lowering the production cost. The paint is convenient for construction and can be sprayed up once by using a spray gun, thus not only saving labor but also shortening the construction period.

An arrangement for weighing bulk materials includes plural hoppers each having its own weighing system for accurately determining material discharge rate (lbs/minute) and for directing the contents of the hoppers to a product processing stage either sequentially from one hopper at a time while the other hoppers are being re-filled to provide continuous, non-stop operation, or in the alternative, from two or more hoppers simultaneously for blending the materials under the precise control of a programmed controller. Material discharge rate from each hopper is determined by continuous weighing of each hopper and its contents and is controlled in real time by precise computer controlled positioning of each hopper's slide gate. In the blending mode of operation, accurate monitoring of the material discharge rate is coordinated with processing of the material in a subsequent processing stage to allow for variation of the discharge rate to precisely match the subsequent processing parameters.

The invention relates to the field of agricultural product processing, in particular to an instant preserved flowering cabbage and a production method thereof. The method comprises the following steps of: firstly, preprocessing cruciferous brassica mustard leaf serving as a main raw material; then performing pickling, tank transferring, airing, embrittlement, pure lactic acid bacteria fermentation, nitrite removal, packaging and sterilization; and finally obtaining the instant preserved flowering cabbage, wherein dehydration and/or blending can be performed before packaging. The method has the advantages of low cost and simple process. The instant preserved flowering cabbage produced by the method has the advantages of unique mouthfeel, crisp texture, brownish yellow color and aromatic flavor, wherein the water content is 22 to 45 percent; the salt content is 2 to 6 percent, the total acid content (accounting by lactic acid) is less than or equal to 1 percent; the peroxide value (accounting by fat) is less than or equal to 20 meq/kg; and the ammoniacal nitrogen content is 0.15 to 0.16 percent.

The invention relates to the technical field of animal product processing and in particular relates to preserved meat and a pickling method of the preserved meat. The preserved meat is obtained by pickling pork by using edible salt, white spirit, peppers, anises, cloves, tea, white sugar and nitrate. The pickling method comprises the steps of (1) pretreatment; (2) immersing;(3) salt frying and pickling; (4) air-drying; (5) fumigation-drying; (6) cooling; and (7) package. According to the preserved meat and the pickling method of the preserved meat, the using amount of pickling ingredients is small, so that the conventional flavor and the color of the preserved meat are guaranteed; the preserved meat is brown, transparent and shiny, is the same in reality as in appearance and smells delicious; the good smell can be kept for a long time; the preserved meat is tender and fat but not greasy; furthermore, the pickling flavor is strong; lean is kermesinus, and fat is milk white; meanwhile, the salt content is only 1.6-2 percent; people do not feel seriously thirsty after eating the preserved meat. The preserved meat is immersed in boiled tea water, so that the meat has natural, fresh, cool and pleasant tea flavor; fumigation is executed by combusting tea tree branches, so that the natural tea fragrance of the preserved meat is enhanced.

The invention discloses an ore coarse crushing device for mineral processing, which comprises a bottom plate, a left vertical plate and a right vertical plate are vertically and fixedly installed on the bottom plate, a limit slideway is vertically arranged on the top plate, and the vertical limit slideway is vertically The sliding type is equipped with a sliding rod, and a transmission rod is connected between the sliding rod and the runner. The piston head is connected with a piston rod extending to the left to the outside of the water-drawing sleeve. The left end of the piston rod is fixed with a push plate. There is a nozzle connected to the water-drawing sleeve through the liquid outlet pipe; the structure of the invention is ingenious and the design is reasonable, and the ore in the crushing tank is broken through the up and down reciprocating motion of the impact block, and the left and right reciprocating motion of the crushing tank makes the ore evenly spread on the ground. The bottom of the crushing tank makes the ore get a comprehensive impact crushing effect and improves the crushing efficiency of the ore; the nozzle sprays water intermittently into the crushing tank to reduce the dust generated during the crushing process of the ore, avoiding the spread of dust, and more Environmental friendly.

The invention discloses an acidolysis method of magnesium-containing phosphate rock. The method provided by the invention is characterized by comprising the following steps of: carrying out acidolysis on the magnesium-containing phosphate rock to obtain a water-soluble calcium, magnesium and phosphoric acid containing acidolysis solution, carrying out acidolysis on the phosphate rock by using the generated phosphoric acid to generate Ca(H2PO4)2.H2O solid, performing a reaction between H2SO4 and water-soluble calcium to generate high-pureness calcium sulfate whisker, and performing a reaction between water-soluble magnesium and phosphor in the acidolysis solution and NH3 to generate character separation magnesium ions of a MgNH4PO4 solid so as to realize complete high-efficiency comprehensive utilization of the acidolyzed magnesium-containing phosphate rock. The focus of the invention is to change magnesium ions into controllable parameters which are beneficial to circulation of the acidolysis solution. The magnesium-containing phosphate rock can be efficiently utilized, and also the compound magnesium ammonium phosphate can be used to realize the separation of phosphor magnesium from a circulation medium HCl or HNO3 or CaCL, Ca(NO3)2, thus realizing the combination and combined production with a present ammonium phosphate and phosphor product processing technology. The method provided by the invention has advantages of concise technology, less investment, low energy consumption, low cost, high benefit and no discharge of ''three wastes (waste gas, wastewater and industrial residue)'', and fully presents great business value and great resource value of the high magnesium-containing phosphate rock.

The invention belongs to the technical field of agriculture product processing, and particularly relates to a flat plate type vacuum pulsation drying machine. The flat plate type vacuum pulsation drying machine comprises a machine body, a control unit, a material drying unit and a pulsation vacuum unit, wherein the material drying unit is provided with multiple layers of material shelves. According to the flat plate type vacuum pulsation drying machine disclosed by the invention, a heating part adopts special electric heating plates, so that the processing is simple and convenient, the cost is low, the heating temperature is uniform, and the manufacturing cost, the using cost and the maintaining cost of the drying machine are greatly reduced; through a hierarchical control mode, corresponding heating plates can be opened according to actual processing amount, so that the energy consumption is reduced; meanwhile, soft material trays are adopted, so that the contact conditions between the material trays and the heating plates are remarkably improved, the quality of dried products can be effectively ensured, and the problem that the soft material trays are inconvenient to move is overcome by using a dedicated material tray shovel to assemble and disassemble the material trays; in addition, the flat plate type vacuum pulsation drying machine belongs to static drying, the breakage of materials cannot be caused; the processing and loading capacity of equipment can be effectively increased by virtue of a multi-layer structure.

The present invention discloses a concrete mold release agent and a preparation method thereof. The raw material formula of the mold release agent is that: the amount of water is 80-95% of the total mass, a mass ratio of lard to rosin is 5:1, and other materials comprise, by the total amount of the lard and the rosin, 10-26% of sodium hydroxide, 10-30% of an emulsifying agent, 0.1-1% of tributyl phosphate, 0.2-1.5% of formaldehyde, 0.3-2.2% of dodecyl betaine, and an appropriate amount of organic montmorillonite. The preparation method comprises: carrying out a saponification reaction of lard, rosin and sodium hydroxide at a temperature of 95-105 DEG C under a mechanical stirring condition, and then adding other additives to obtain the finished product. Compared with other types of mold release agents, the mold release agent of the present invention has advantages of stable quality, longe product storage period, low use concentration, long service life, repeated use after one spraying, low pollution on the product after mold releasing, no influence on secondary product processing, maintenance performance providing and the like.

The invention discloses a double-layer belt line provided with jacking module and an operating method thereof. A support in a shape of a Chinese character 'ri' is arranged at two ends of the belt line respectively, the two supports in the shapes of the Chinese characters 'ri' are placed oppositely, and belt line bodies are erected at the positions of two cross beams connected with the upper portions of the supports in the shapes of the Chinese characters 'ri' to form a double-layer belt line structure. The double-layer belt line comprises an upper-layer belt conveying line and a lower-layer belt conveying line, wherein the upper-layer belt conveying line is used for conveying trays loaded with products and enabling the trays loaded with the products to be moved to the tail portion of the line, and the lower-layer belt conveying line is used for conveying the empty trays back to the head portion of the line. The jacking module connected with the trays is arranged under the trays, and an extensible device is arranged on the jacking module, and the trays can be upwards jacked up or put down. Two sensors and two stoppers are arranged on the upper-layer belt conveying line of the double-layer belt line, and the phenomenon that mutual bump of the trays influences product processing can be avoided. Intelligent belt line design is adopted, so that product processing is smooth, and the working efficiency of the whole belt line is improved.

The invention discloses a metal product processing device with grinding and spraying functions, which comprises a first valve, a second motor, a first motor, a third motor and a water funnel. The friction agent is sprayed from the paint nozzle after passing through the discharge pipe to spray the hardware and metal products, which improves the friction resistance of the hardware and metal products. The second motor is used to rotate to drive the second screw to rotate, thereby realizing the second sliding block in the second The adjustment of the position on the slide rail realizes the adjustment of the height of the frame so that the coated plate is in contact with the surface of the hardware and metal products, and the third motor is used to rotate to drive the third screw to rotate, thereby realizing the third slider on the third slide rail The movement will drive the coating plate to move on the surface of the hardware metal products, so that the anti-friction agent on the surface of the hardware metal products can be evenly applied, and the effect of applying the anti-friction agent on the surface of the hardware metal products can be improved.

A method for controlling a semiconductor manufacturing apparatus in a wait mode, including: obtaining information regarding a waiting time required for a product to arrive at the apparatus on a production line, the product being subjected to a predetermined process by the semiconductor manufacturing apparatus; obtaining information regarding a time required to control energy saving between lowering electric power and other energy used by the semiconductor manufacturing apparatus in the wait mode to a level at which the processing is not ready and raising the electric power and the other energy to a processable level at which the product processing is ready; and judging whether or not to execute the energy saving control of the semiconductor manufacturing apparatus based on results of comparison of the required time with the waiting time and of estimation on an effect of energy saving obtained by executing the energy saving control during the waiting time.

The invention provides tracking system and method of dairy product supply chain information based on the Internet of Things. The system comprises a plurality of subsystems connected with each other through a network. The subsystems include a dairy cow farming subsystem, a raw milk production subsystem, a dairy product processing subsystem, a distribution subsystem, a sale subsystem and a tracking subsystem. The farming subsystem is used for acquiring and recording farming information of dairy cows. The production subsystem is used for acquiring and recording production information of raw milk. The processing subsystem is used for acquiring and recording processing information of dairy products. The distribution subsystem is used for acquiring and recording distribution information of the dairy products. The sale subsystem is used for acquiring and recording sale information of the dairy products. The tracking subsystem is used for collecting information related to aspects of farming, production, distribution, sale and the like and receiving search requests and returning to search results including upstream and/or downstream information. The bar code technology, RFID (radio frequency identification) technology, EPC (electronic product code) technology, wireless sensor network technology and GPS (global position system) technology are utilized to realize visualization of the dairy product supply chain information.

The invention provides a quality detection method of boring on a printed circuit board, which comprises the following steps: 1) setting one or more test areas at edge area of a workpiece, arranging a test hole pattern in the test area; 2) positioning the workpiece, boring according to the test hole pattern to form a test hole; and 3) detecting the quality of the formed test hole, and boring the pattern aperture on an effective area of the workpiece when the detected test hole is qualified,. The boring quality detection method can effectively reduce the boring disability rate of the workpiece, product processing yield rate during a boring technology can be increased, and the production cost is reduced.

The invention relates to alkali-free glass for the production of continuous glass fiber product and production process thereof, pertaining to inorganic non-metallic material field. The main production raw materials of the alkali-free glass comprise quartz sand, limestone, pyrophyllite and dolomite; wherein, the production processes comprise proportioning, melting, fiber forming, fiber drawing and product processing; the temperature for fiber forming is 1160-1360 DEG C, the viscosity is 1000 poises and liquid phase temperature is at least 97 DEG C lower than that of the fiber forming; the weight proportions of compositions to the product are respectively that: silicon dioxide is 58-62 percent, calcium oxide 20-24 percent, aluminum oxide 12-14 percent, magnesium oxide 2-4 percent, fluorine 0-0.6 percent, potassium oxide and sodium oxide 0-2 percent in total, titanium oxide 0-2 percent, iron trioxide 0-0.6%, sulfur trioxide 0-0.6% and micro impurity 1%. By adjusting the variety and proportion thereof of glass raw materials, the invention removes fluoride materials such as fluorite and boride such as borocalcite from raw materials of glass, thereby controlling the origin of the waster gas pollutants.

The invention discloses a method for connecting a target with a back plate, belonging to the field of manufacturing of sputtering targets. The method comprises the following steps: simultaneously processing grooves or holes with the same dimension on the surfaces of the target and back plate; superposing the surfaces of the target and back plate with the grooves or holes together; simultaneously filling a low-hardness material into the grooves or holes; welding the target and back plate into an integral body in vacuum; pressing so that the filling material in the grooves or holes is embedded into the target and back plate, and connecting the target with the back plate; and finally, carrying out heat treatment and finished product processing, thereby implementing firm connection of the target and back plate. The method disclosed by the invention is suitable for connecting various targets and back plate materials, and is also suitable for connecting targets in various shapes.