How do you make graphite expandable?

Expandable graphite or exfoliated graphite is made from the naturally occurring mineral graphite. The layered structure of graphite allows molecules to be inserted between the graphite layers. By adding acid, graphite sulfate can usually be converted…

What are the advantages of aluminum oxide?

What is the use of aluminum oxide?Medical professionBecause of its hardness, bioinertia and chemical properties, alumina is the preferred material for hip replacement bearings, such as prosthetics, bionic implants, prosthetic eye substitutes, tissue…

How are SiC nanoparticles produced?

Silicon carbide (SiC) is a lightweight ceramic material with high strength properties comparable to diamond. Nano-silicon carbide has excellent thermal conductivity and is also a kind of semiconductor, which can resist oxidation at high temperature a…

Where can you get aluminum nitride?

Aluminum nitride is a kind of refractory composite ceramic material with hexagonal wurtzite structure. Pure aluminum nitride is blue-white, and aluminum nitride ceramic is usually gray or white. Aluminum nitride is stable at high temperature in inert…

Is silicon nitride a ceramic?

Silicon nitride ceramic materials have excellent properties such as high thermal stability, strong oxidation resistance, and high dimensional accuracy.…

Why is Copper alloyed with Nickel?

What is copper and nickel alloy called?There are a series of different CuNi alloy, which have different properties and can be used for different purposes, including:Cupronickel: containing 60-90% copper.Constantan: 45% nickel.Monel: at least 52% nick…

Is boron carbide harmful to the human body?

Boron carbide B4C powder has the characteristics of high melting point, high hardness, high modulus, low density), good wear resistance, strong acid and alkali resistance, good neutron absorption capacity, low expansion coefficient, thermoelectric pr…

Lawsuit Claims that Skittles are 'Unfit for Human Consumption' because of Titanium Dioxide

Us consumers have filed a lawsuit against Mars in a California court on last Thursday, claiming that Skittles contains too much titanium dioxide (E171). Is titanium dioxide harmful to the body?Titanium dioxide is an additive used in pigments, adhesiv…

Introduction to Graphite Powder

What is graphite powder used for?It can be used as demoulding lubricant in the production of chemical fertilizer industrial catalyst.Graphite powder has the characteristics of high-temperature resistant and high lubricity, so it can be used as high t…

Preparation method of titanium carbide TiC powder

The chemical formula of titanium carbide, TiC, is a gray powder that is often used in the manufacture of cemented carbide and is also used as an abrasive for electrodes and arc lamps.…

Structure and Properties of Molybdenum Carbide Mo2C Powder

Molybdenum carbide Mo2C is a new functional material with high melting point and hardness, good thermal and mechanical stability, and good corrosion resistance. It has been widely used in high temperature resistance, friction resistance, chemical cor…

Bismuth Oxide Bi2O3 Powder Supplier

The secretary general of the Organization of Petroleum Exporting Countries (OPEC) said recently that US economic sanctions against Venezuela have affected global energy supplies. He told Venezuelan media that the ECONOMIC sanctions imposed by the Uni…

Why is bismuth comparable to gold?

Bismuth sulfide is a chemical substance with the molecular formula Bi2S3,insoluble in water, toxic, weakly radioactive, and harmless to the human body.…

Properties and Applications of Inconel 718 Alloy

Inconel 718 alloys is a precipitation-hardening nickel-iron-based superalloy containing niobium and molybdenum. Its microstructure is austenite and has excellent comprehensive properties.…

Physical and chemical properties of iron disilicide

Iron disilicide is an inorganic silicon compound with the formula FeSi2, which can be used as a catalyst for the catalytic oxidation and methanation of hydrogen, especially as a deoxidizer for fluxes, humidity sensors, FeSi2thermocouples and thermoel…

Differences between In718 and In625

European Commission President Ursula von der Leyen recently called on India and other countries to support sanctions against Russia over the Ukraine incident. At The Raisina Dialogue forum, von der Leyen said, "We earnestly appeal to all members of t…

What is spherical silica powder used for?

Spherical silicon powder not only has good shape, but also has high chemical purity and low content of radioactive elements, which can meet the technical requirements of high-end integrated circuits.…

Overview and properties of manganese silicide

Manganese silicide is also known as manganese disilicide, the chemical formula is MnSi2. MnSi2 powder is used as cemented carbide additives, high temperature structural materials, etc.…

What Role Do Early Strength Agents Play?

Under the premise of ensuring the quality of concrete, early strength agent can greatly shorten its final setting time, make it as early as possible, and then accelerate the turnover of template, save template dosage.…

Will the shock of China domestic scrap market affect the prices of slitting of rocks along their fissure line

Last week, the domestic scrap market is weak adjustment, merchants are cautious in receiving goods, inventory remains low, the arrival of steel slightly increased, but the weak demand for scrap is difficult to change, scrap market continues to mainta…