Screws are tools that use the physics and mathematics of beveled circular rotation and friction of an object to tighten the instrumental mechanism gradually. 1) the different materials can be divided into ceramic screws, metal screws, plastic screws, etc. a). Ceramic screws Ceramic screws, also known as ceramic bolts, ceramic fasteners, high-temperature screws, etc... With [...]
Muffle furnace, high-temperature furnace, tube furnace, etc., are widely used laboratory heating equipment, they are always used for studying metals, ceramics, polymers, and other raw materials, most of them must be evacuated to carry out experiments, in these heating equipment belong to the tube furnace on the evacuation performance indicators are stronger. Tube furnaces are [...]
Ceramic screws, also known as ceramic screws, ceramic bolts, and ceramic fasteners, are screws made of zirconia, alumina, silicon nitride, and other materials. Ceramic screws are one of many screw materials. Because ceramic has excellent insulating properties, ceramic screws are generally used to fasten the insulation of high-temperature furnaces and hold the fixtures together in [...]
TG and DSC are two different thermal analysis methods, and some of you are asking what type of crucible should I choose if I measure TG and DSC? To answer this question, we must first clarify what TG and DSC are. Thermogravimetry Analysis (TGA) is a method of measuring the mass of a substance as [...]
1.The tubular electric furnace does not need any special installation method, it can be placed on the indoor flat ground or work on the stage. But the supporting controller should avoid vibration, and the placement position should not be too close to the electric furnace to prevent overheating and affect the normal work of [...]
Alumina crucible is widely used in various laboratories, metals, and non-metal sample analyses and melts and different industrial analyses, due to its superior high-temperature resistance, corrosion resistance, scouring resistance, and wear resistance. Do you know the maximum operating temperature and general operating temperature of an aluminum oxide crucible? Aluminum oxide Properties 99.5% 99.0% [...]
Do you know how a vacuum tube furnace works in a high-temperature furnace? The vacuum tube furnace is a vacuum environment， and combined with heat treatment technology, the vacuum tube furnace can complete the sintering of products. Because of the vacuum, the products placed in the furnace do not react with air and thus [...]
Tube furnace is a type of furnace that can be both vacuum and atmosphere, usually, the atmosphere is for the experimental materials for atmosphere protection. It is mainly used in various industrial and mining enterprises, scientific research unit laboratories, laboratory heating, heat treatment, is a variety of laboratory instruments and equipment. Then you know what [...]
Muffle furnace is commonly used heating equipment, generally used in laboratories, industrial and mining enterprises, scientific research units, and other units, to do elemental analysis and determination, sintering and dissolution and analysis of ceramics, precision annealing and micro crystallization of glass, precision annealing of crystals, ceramic glaze preparation, powder metallurgy, sintering of nano-materials, metal parts [...]
Tube furnace is mainly used in metallurgy, glass, heat treatment, lithium positive and negative materials, new energy, abrasives, and other industries to determine the material under certain temperature conditions of professional equipment. There are single-tube, double-tube, horizontal, openable, vertical, single-temperature zone, double-temperature zone, three-temperature zone, and other types of the tube furnace. Mainly used [...]
A Thermal Analyzer is a large class of instruments, that measure the physical properties (force, heat, electricity, sound, light, magnetism, mass, size, etc.) of substances about temperature, or time under programmed temperature control and certain atmospheric conditions. It can be used in conjunction with analytical chemistry instruments and electron microscopy instruments, and complement each [...]
Crucibles, an important part of chemical equipment, are containers for melting and refining metallic liquids and heating solid-liquid reactions. There are various types of crucibles, among which ceramic crucibles are an important part of crucibles. Ceramic crucibles can be divided into quartz crucible, corundum crucible, boron nitride crucible, zirconium oxide crucible, etc. according to raw [...]
Tube electric furnace is suitable for laboratory or factory for analysis and determination of research, high-temperature heating and metal heat treatment, and other work. When using the corundum tube thermostat automatic temperature controller or with the thermostat controller to control the temperature of the furnace to work, widely used in ceramics, metallurgy, electronics, glass, chemical, [...]
Pickling is required in the production of quartz crucibles, but do you know what are the precautions to take when pickling it? If you don't pay attention to it, it may produce precipitation and thus affect the quality of the product. Next, we will remind you of the following three points of attention in the [...]
In the laboratory, some special instruments are often used to realize the heating operation, such as quartz crucible, alumina crucible, etc. The quartz crucible is widely used in the experiment because of its stable performance and heat resistance, however, because the main component of the quartz crucible is silica, so it causes that it cannot [...]
Quartz crucible and graphite crucible are two types of crucibles that are more used in the market, but many users are not too clear about the difference between the two crucibles when choosing crucibles, so they can't achieve the purpose of the experiment by selecting crucibles, so let's briefly talk about the three differences between [...]
Crucibles are available in many different materials to meet the needs of different experiments. Do you know how we should choose a crucible for TGA analysis? In general, crucibles should be selected from materials that are not reactive or catalytically active for the specimen, intermediate products, final products, and atmosphere. Some researchers have found that [...]
Crucible is a vessel for melting and refining liquid metals and heating solid-liquid reactions, and it is the basis for smooth chemical reactions. To meet different needs, there are many different crucibles to choose from, among which the most widely used is ceramic crucible. Ceramic crucible can be divided into quartz ceramic crucible, the physicochemical [...]
The selection of experimental crucibles generally requires different types of crucibles depending on the material and the temperature. Crucibles are mostly divided into crucibles can be divided into three main categories: graphite crucibles, clay crucibles, and metal crucibles. Experimental electric furnaces use high-purity corundum crucibles, quartz crucibles, and quartz crucibles with zirconium. What does [...]
Alumina crucibles, also call corundum crucibles, usually refer to crucibles with more than 95% alumina content. They are widely used because of the good high-temperature insulation, mechanical strength, high thermal conductivity, and low thermal expansion. To better extend the service life of the alumina ceramic crucible, do you know what are the precautions? 1. Do [...]
This article briefly introduces tips on sample dosage for thermal analysis techniques such as thermogravimetry, differential thermal analysis, differential scanning calorimetry, thermogravimetric-differential thermal analysis, and thermogravimetric-differential scanning calorimetry, which are commonly used in thermal analysis. When preparing an experiment, one of the primary parameters is the amount of sample, and how to choose the right [...]
In general, choosing the right crucible can help ensure better results. The type of crucible used for measurement can have a significant impact on the quality of the results obtained and on the important characteristics of the TGA and DSC signals. Do you know what are the precautions when using it? 1. The melting point [...]
An excellent alumina crucible has good thermal conductivity, high mechanical strength, high-temperature resistance, corrosion resistance, scouring resistance, chemical stability, and thermal shock resistance. High-temperature resistance. The crucible can be used at temperatures up to 1750℃. Reusable. After the test is finished, the used crucible can be washed with water or washed with 10% hydrochloric acid [...]
Thermal management, including heat transfer, dispersion, storage, and conversion, has a specific concept in the electronics, battery, and automotive industries. Among these, thermal management materials play an important role as they work in concert with other control units to ensure that the working system operates properly at the appropriate temperature. Along with technological developments in [...]
The common alumina ceramic tubes on the market can be classified according to the alumina content; 75% alumina tubes, 85% alumina tubes, 95% alumina tubes and 99% alumina tubes. 75% and 85% alumina tubes are also called high alumina tubes, 95% and 99% alumina tubes are called corundum tubes. 75% alumina tubes is usually said [...]
Ceramic screws are a kind of special ceramic product prepared by zirconia, alumina, silicon nitride, and other ceramic powders, which are widely used as alumina ceramic screws and zirconia ceramic screws, among which alumina ceramic screws are divided into 99% alumina ceramic screws and 95% alumina ceramic screws. Alumina ceramic screws can be divided into [...]
Ceramic screws have excellent characteristics such as high temperature resistance, insulation, non-magnetic, corrosion resistance, environmental protection, beautiful, never rust, etc., not only can be comparable with traditional plastic screws, metal screws, and in recent years, the performance of ceramic screws have been improved, and the application areas are becoming broader and broader, in some areas [...]
Ceramic screw is a kind of special ceramic products prepared by zirconia, alumina, silicon nitride and other ceramic powders, it is known that special ceramics have stable physical and chemical properties, physical properties are mainly in high temperature resistance, light weight, insulation, high hardness, strength, wear resistance, etc., chemical properties are mainly surface in acid [...]
Now on the market, alumina ceramic material is not rare, this material applied to the chemical properties of alumina, but not the combination of alumina and ceramic, this alumina ceramic material with other different materials of the same pass, thermal conductivity and ductility have a great advantage. So what is the finishing process of alumina [...]
Ceramic screws are a kind of special ceramic product prepared by zirconia, alumina, silicon nitride, and other ceramic powders, so do you know what physical and chemical properties ceramic screw have? Physical properties (1)High and low-temperature characteristics Ceramic screws in a high-temperature environment (800 degrees Celsius) do not deformation, ductility, will not reduce the strength [...]
Alumina is also a widely used ceramics because of the superior performance of alumina ceramics, the application in modern society has become more and more widespread this article is mainly for alumina ceramic characteristics to do the detailed introduction. Alumina ceramic characteristics. 1. Hardness Alumina Rockwell hardness of HRA80-90, hardness is second only to diamond, [...]
Clay bricks, also called sintered bricks, are small man-made blocks for construction. Clay bricks are made of clay as the main raw material, treated with clay, shaped, dried and roasted, and are available as solid and hollow. Solid bricks and porous bricks are mostly used in load-bearing structure walls, and hollow bricks are mostly used [...]
Alumina ceramic materials have been further improved and enhanced on the basis of traditional ceramic properties, enabling them to adapt to various special needs of different industries and have a good market reputation value. What are the special excellent characteristics of alumina ceramics? In the field of electronic circuits, the functional properties of the material [...]
Ceramics are widely used in our daily life, and alumina ceramics are also more commonly used, mainly in machinery, metallurgy, casting, and other industries for interface parts used more. We all know that alumina ceramics is easy to wear and break the object, in life affect the alumina ceramic wear factors are many, let us [...]
Many users do not know the difference between high-temperature alumina and alumina, and some even mix the two together, in order to facilitate the purchase of suitable alumina, please spend two minutes to look at our article. Alumina melting point of about 2000 degrees, is a white solid insoluble in water, tasteless, hard texture, easy [...]
High purity alumina furnace tube, while taking advantage of its high purity, high temperature resistance, good denseness and other quality characteristics, we must follow the inherent characteristics of corundum material: poor thermal shock resistance, can not be rapid cold and rapid heat. Therefore, in the use of our microwave high-temperature furnace, we need to operate carefully, [...]
Thermal analysis crucibles are used for Thermal Analysis Equipment, there are many characteristics of crucibles. High thermal conductivity: The heat transfer between the sample and crucible is fast to ensure that there is a very small temperature difference between the two, and the temperature is evenly distributed. Stable structure performance: High purity powder [...]
Thermal analysis is a class of techniques that measure the physical properties of a substance in relation to temperature under programmed temperature control. In the process of heating or cooling, as the structure, phase and chemical properties of the substance change, usually accompanied by corresponding changes in physical properties, in turn, constitute the corresponding various [...]
Thermal analysis is a class of techniques that measure the relationship between the physical properties of a substance and its temperature under program-controlled temperature conditions. The technique consists of three aspects: 1, the substance is subjected to programmed temperature control, which usually means that it is warmed (cooled) at a certain rate. 2, a [...]
Differential Thermal Analysis measures the relationship between temperature and heat flow within a material in relation to thermal transitions and has a wide range of applications, especially in materials development, performance testing and quality control. Material properties such as glass transition temperature, cold crystallization, phase transition, melting, crystallization, product stability, curing/crosslinking, oxidation induction period, etc., [...]
Ceramic substrate materials are widely used in power electronics, electronic packaging, hybrid microelectronics and multi-chip modules due to their excellent thermal conductivity and air tightness. Comparison of plastic and ceramic materials Plastics, especially epoxy resins, still dominate the entire electronics market so far due to their better economics, but many special areas such [...]
The rate of warming has an obvious effect on the results of thermal analysis experiments, some reactions are greatly affected by temperature, to see the change with temperature, so the rate should be well grasped, the following is a comparison of the advantages and disadvantages of fast and slow warming. Rapid temperature rise. Advantages: [...]
METTLER TOLEDO has crucibles to meet every need. We will show the preparation of a DSC sample using a 40 µL standard aluminum crucible and a 100 µL aluminum crucible as examples. The samples are powder samples and suspensions. For DSC sample preparation, you will need. A microbalance, placed on a stone table Crucible [...]
Material (Purity/%) Temperature Range Consisting of Dimension/ (ø x Height)/ Volume Remarks Order Number Al2O3 (99.7) Max. 1700°C Slip-on plate, flat ø 10 mm GB343550 Al2O3 (99.7) Max. 1700°C Slip-on plate ø 17 mm GB445240 Al2O3 (99.7) Max. 1700°C Crucible 0.9 ml GB445215 Al2O3 (99.7) Max. 1700°C Lid For GB445215 GB445216 Al2O3 (99.7) Max. [...]
It is well known that manufacturing high purity alumina ceramic plates is difficult because of the high melting point and hardness of most ceramics, a fact that limits the possibility of mechanical processing of ceramics, so alumina ceramic plates are often mixed with lower melting point glass for fluxing or bonding to make the final product easy [...]
Thermal analysis is a method to accurately record the relationship between the physicochemical properties of a substance and its temperature under programmed temperature control, and to study the physical changes such as crystalline transformation, melting, evaporation, dehydration, or chemical changes such as thermal decomposition, oxidation, and the accompanying changes in temperature, energy, or weight that [...]
Energy-bearing materials are broadly defined as a class of substances that contain a large amount of releasable chemical energy, and the main categories include launch charges, propellants, explosives, pyrotechnics, etc. Narrowly speaking, energy-containing materials refer to substances containing fuels and oxidizers that can independently carry out rapid chemical reactions and release energy, which can be [...]
Alumina substrate, is a special process board in which copper foil is bonded directly to the surface of aluminum oxide (Al2O3) or aluminum nitride (AlN) alumina substrate at high temperature. What are the uses of alumina substrates? 1, alumina substrate in the chip application In led more alumina substrate made of chips to [...]
Unlike traditional FR-4 or aluminum substrates, ceramic substrates have a coefficient of thermal expansion close to that of semiconductors and high heat resistance, making them suitable for products with high heat generation (high brightness LEDs, solar energy). Comparison of three types of ceramic materials for manufacturing ceramic substrates I. Al2O3 So far, alumina substrates are [...]
Sensitive materials are materials that can sense small changes in physical, chemical or biological quantities (e.g., electricity, light, sound, force, heat, magnetism and gas distribution, etc.) and can exhibit significant characteristic changes depending on the amount of change. The metal alloy γ-TiAl has excellent properties such as corrosion resistance, high temperature resistance and low [...]
Explosives are a class of materials that are chemically or energetically unstable, with heat production and a rapid rise in pressure, accompanied by a flash of light and a sound. Usually explosives do not release as much potential energy as petroleum fuels, but the rapid release of energy can also produce a tremendous amount of [...]
Ceramics is the collective name for pottery and porcelain. Traditional ceramics, also known as ordinary ceramics, is to clay and other natural silicates as the main raw material for firing products, modern ceramics, also known as new ceramics, fine ceramics or special ceramics. Commonly used non-silicate chemical raw materials or synthetic raw materials, such [...]
There are a variety of different brands and uses of sample pans on the market today, and the choice of sample tray is critical when analyzing different materials and performing different tests. Sample pans are available in aluminum, copper, platinum, and alumina, and are suitable for instrument brands such as American PE, American TA [...]
A corundum tube is a very important part of the tube furnace. Since it is alumina material, thermal shock resistance ability is poor, the service life of it is very limited, usually, propose to keep up cooling rate under 5 ℃ / min, slowly is better, must be set in the process of cooling and [...]
Alumina crucible is also called Corundum crucible, it is a common crucible in the laboratory as the accessories fitting of most Resistance Furnaces. With high-temperature resistance and corrosion resistance, widely used in the box resistance furnace. After using the ceramic corundum crucible for the experiment, some crystals produced. Sometimes the materials will since on the [...]