In international trade, the indirect and local inspection of import and export commodities is closely related to the vital interests of buyers and sellers, as it involves inspection rights, inspection agencies and related claims.…
After the pce superplasticizer is added to the cement, the sodium aluminate and sodium carbonate in its main components react rapidly with the gypsum in the cement to form sodium sulfate in the alkaline solution, so that the gypsum loses its original…
The filling elevation of the foam light soil with different strengths shall be constructed in strict accordance with the design requirements. The anti-seepage geomembrane on the top of the foam light soil subgrade shall be laid under the metal mesh,…
Cement foaming agent is called foamed concrete foaming agent. It refers to an admixture that can reduce the surface tension of liquid and produce a large amount of uniform and stable foam. It is an admixture used to produce foamed concrete and can pr…
How to judge the angular contact thrust bearing failure A sound meter is used to check the size and sound quality of the rolling sound of the angular contact thrust bearing in operation. Even if the bearing is slightly damaged such as peeling, abnorm…
What exactly is aerogel powder? The density for gas gel powder is 3.0kg/m3. Most commonly, silicone is the gas cylinder powder. This was originally produced in conjunction with American scientists Kistler in 1931. Many types of gas gels are available…
Inorganic arsenic trisulfide has the chemical formula As2S3, ore is known as female yellow.Particle size : 100mesh Purity: 99.99% Arsenic Sulfide (As2S3) Powder: Arsenic Trisulfide Is an inorganic compound. Arsenic sulfide Chemical Formul…
The original molecular Sieve-Activated Powder is the original molecular Sieve powder after being heated at high temperature to remove water in the channel. This powder has strong dispersion activity and strong adsorption. About Molecular sieve acti…