It is very easy to cause concrete cracking if the construction or maintenance are not done correctly. What are then the five main causes of cracking concrete? 1. The cement proportion problem: Some workers in construction will add more water for a mo…
Boron carburide is a high-performance carbon compound, which consists primarily of boron, carbon, and other elements. The chemical formula for B4C is B4C. It is widely used by industries, the military, aerospace and other fields because of its charac…
Description of Molybdenum diulfide Molybdenum disulfide (also known as MoS2) is a transition metal sulfide. It is dark grey, or black solid. It has a layering crystal structure consisting of alternate arrangements of molybdenum- and sulfur-atoms. M…
In 2023, the China Greater Bay Area Concrete Industry High-Quality Development Seminar and the Expo on Concrete Equipment and Technology will take place at the Guangzhou Canton Fair Complex. Guangzhou Canton Fair Complex. The conference's theme will…
Silicon nitride is a kind of inorganic substance, the chemical formula is Si3N4. The relative molecular mass is 140.28. Gray, white or off-white.…
Lithium stearate, C17H35COOLi, is a lithium salt of stearic acid and is one of the metal soaps.…
Cuprous oxide, the chemical formula is Cu2O, is a univalent copper oxide, bright red powder solid.…
Colloidal gold is a sol or colloidal suspension of gold nanoparticles in a fluid (usually water). Colloids are usually wine red (for spherical particles smaller than 100nm) or blue/purple (for larger spherical particles or nanorods).…
Niobium carbide is a kind of metal carbide with the chemical formula NbC.…
Hafnium disilicide or hafnium silicide with the molecular formula HfSi2 has the molecular weight of 234.66. It is gray powder.…
There are a series of different CuNi alloy, which have different properties and can be used for different purposes.…
Molybdenum disilicide MoSi2 is a kind of intermediate phase with the highest silicon content in Mo-Si binary alloy system, and it is a Dalton type intermetallic compound with fixed composition.…
Amorphous Boron Powder is a sort of brown odorless powder, due to its boron atoms being bonded together in random order.…
316 and 316L stainless steel alloys are both marine-grade steels. The difference between them is that the proportion of carbon in 316L is lower.…
Magnesium stearate appears in the list of ingredients in most supplements as an additive.…
Boron can be prepared in several crystalline and amorphous forms.…
Lithium stearate is the lithium salt of stearic acid. It comes from lithium hydroxide and cooking butter or other animal fats.…
Zirconia toughened alumina (ZTA) is made of zirconia and alumina.…
Colloidal gold is the sol or colloidal suspension of gold nanoparticles in fluid (usually water). Colloids are usually wine red (for spherical particles less than 100 nm) or blue / purple (for larger spherical particles or nanorods).…
Tungsten disulfide is a common compound of tungsten and sulfur, which is composed of one tungsten atom and two sulfur atoms.…