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Tin ingots
Tin is a metal element, an inorganic substance. White tin in common form is a low melting point metal with silver-white luster. It is divalent or tetravalent in compounds and will not be oxidized by air at room temperature. It is mainly Dioxide (cassiterite) and various sulfides (such as sulphur cassiterite) exist in the form. Tin is one of the famous "hardware"-gold, silver, copper, iron and tin. As early as in ancient times, people discovered and used tin. In some ancient tombs in our country, some tin pots and tin candle holders are often found. According to textual research, the use of tin ware was very common in my country during the Zhou Dynasty.
Tin ingots
Tin is a metal element, an inorganic substance. White tin in common form is a low melting point metal with silver-white luster. It is divalent or tetravalent in compounds and will not be oxidized by air at room temperature. It is mainly Dioxide (cassiterite) and various sulfides (such as sulphur cassiterite) exist in the form. Tin is one of the famous "hardware"-gold, silver, copper, iron and tin. As early as in ancient times, people discovered and used tin. In some ancient tombs in our country, some tin pots and tin candle holders are often found. According to textual research, the use of tin ware was very common in my country during the Zhou Dynasty.
Tin ingots
Tin is a metal element, an inorganic substance. White tin in common form is a low melting point metal with silver-white luster. It is divalent or tetravalent in compounds and will not be oxidized by air at room temperature. It is mainly Dioxide (cassiterite) and various sulfides (such as sulphur cassiterite) exist in the form. Tin is one of the famous "hardware"-gold, silver, copper, iron and tin. As early as in ancient times, people discovered and used tin. In some ancient tombs in our country, some tin pots and tin candle holders are often found. According to textual research, the use of tin ware was very common in my country during the Zhou Dynasty.
tin
Tin is a metal element, an inorganic substance. White tin in common form is a low melting point metal with silver-white luster. It is divalent or tetravalent in compounds and will not be oxidized by air at room temperature. It is mainly Dioxide (cassiterite) and various sulfides (such as sulphur cassiterite) exist in the form. Tin is one of the famous "hardware"-gold, silver, copper, iron and tin. As early as in ancient times, people discovered and used tin. In some ancient tombs in our country, some tin pots and tin candle holders are often found. According to textual research, the use of tin ware was very common in my country during the Zhou Dynasty.
Zinc ingot
Zinc is a chemical element. Its chemical symbol is Zn, and its atomic number is 30. It is located in the 4th period and group IIB in the periodic table of chemical elements. Zinc is a light gray transition metal and the fourth "common" metal. In modern industry, zinc is irreplaceable in battery manufacturing and is a very important metal. In addition, zinc is also one of the essential trace elements for the human body and plays an extremely important role.
silver
Silver, has good electrical conductivity, thermal conductivity, and good chemical Q qualitative and ductility. T is widely used to manufacture various electrical contacts in electronic calculations A, telephones, electric stroke machines, refrigerators, power supply equipment, radars and other electrical appliances The silver of Dayun is also used to make brazing various 4k alloys and alloys. The silver solder is expected to have impact resistance, shock resistance and durability. It has been widely used by Ding Aokong industrial and aerospace technology for a long time. Used to make jewelry decorations, currency, commemorative coins, medals, etc. Silver salts, such as silver nitrate, silver halide and various summer accessories are sensitive to light, and are widely used as photosensitive materials such as motion picture film, photographic film and F film. Silver nitrate, polybasic silver phosphate, cast, sodium salt, etc. have a strong anti-bipolar effect and are used as bactericidal materials and medicines. With the development of science and technology, the use of silver and its alloys will continue to expand.
Lead ingots
Lead is a metal chemical element, the element symbol is Pb, the atomic number is 82, and the atomic weight is 207.2. It is the non-radioactive element with the largest atomic weight. Lead metal is a face-centered cubic crystal.
Lead ingots
Lead is a metal chemical element, the element symbol is Pb, the atomic number is 82, and the atomic weight is 207.2. It is the non-radioactive element with the largest atomic weight. Lead metal is a face-centered cubic crystal.
lead
Lead is a metal chemical element, the element symbol is Pb, the atomic number is 82, and the atomic weight is 207.2. It is the non-radioactive element with the largest atomic weight. Lead metal is a face-centered cubic crystal.
gallium
Gallium is a silver-white metal. The density is 5.904 g/cm3. The melting point is 29.78°C. The boiling point is 2403°C. Due to the complex structure of stable solids, pure liquids have a significant tendency to overcool and can be kept in an ice bath for several days without crystallization. It is soft, brittle, and stable in the air. It is soluble in acid and alkali when heated; it reacts violently with boiling water, but only slightly reacts with water at room temperature. It can interact with most metals at high temperatures. When it is converted from liquid to solid, the expansion rate is 3.1%, and it is suitable to be stored in a plastic container. It swells when it solidifies, and is usually obtained as a by-product of extracting aluminum from bauxite or zinc from zinc ore, or it is often dispersed in small amounts in aluminum ore, sphalerite and other ores in nature. Extracted from bauxite.
Tellurium Ingot
Tellurium Ingot
Tellurium is a metalloid, and the element symbol is Te. The name comes from tellus, which means "land", discovered by F.J.Müller von Reichenstein in 1782. Tellurium is an orthorhombic silver-white crystal, soluble in sulfuric acid, nitric acid, aqua regia, potassium cyanide, potassium hydroxide; insoluble in cold water, hot water, and carbon disulfide. High-purity tellurium is obtained from tellurium powder as raw material, extracted and refined with sodium polysulfide, with a purity of 99.999%. Used as additives in semiconductor devices, alloys, chemical raw materials, cast iron, rubber, glass and other industries.
tellurium
Metal tellurium, high-purity tellurium is an off-white metallic luster prismatic crystal or powder, density 6.24g/cm3, melting point 449.5°C, boiling point 988°C, soluble in concentrated nitric acid, concentrated sulfuric acid and strong alkali, not at room temperature ~ Oxygen effect is mainly used in the preparation of semiconductor compounds, thermoelectric conversion elements, piezoelectric transistors, infrared detector elements, light control elements, light deflection elements, and special metal materials. It is widely used in civil, military, aerospace, and electronics fields.
Bismuth Ingot
Bismuth is a metal element with element symbol Bi and atomic number 83. It is located in the V A group of the sixth period of the periodic table. The simple substance is silver-white to pink metal, brittle and easily crushed, and the chemical properties of bismuth are relatively stable. Bismuth exists in the form of free metals and minerals in nature.
Bismuth Ingot
Bismuth is a metal element with element symbol Bi and atomic number 83. It is located in the V A group of the sixth period of the periodic table. The simple substance is silver-white to pink metal, brittle and easily crushed, and the chemical properties of bismuth are relatively stable. Bismuth exists in the form of free metals and minerals in nature.
Bismuth Oxide
High-purity bismuth oxide is a yellow heavy powder or monoclinic crystal. There are three crystal types of bismuth oxide, namely equiaxed, monoclinic and tetragonal crystal types, and only the equiaxed crystal type is easy to physically refine and process into ultra-fine high-purity oxide bismuth. It is the basic material of many high-tech products such as electronic information.
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