The wide application of mineral admixtures mainly derived from industrial solid wastes diversifies the composition of cementitious materials, which is one of the main characteristics of modern concrete.…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
The impermeability of concrete is related to its porosity and pore structure.…
Polycarboxylate superplasticizer is based on unsaturated polymerizable monomers with active groups such as carboxyl group, sulfonic acid group, hydroxyl group and polyoxene group as raw materials.…
According to the different molecular structure, it can be divided into four generations of polycarboxylate series superplasticizer, the first generation is acrylic acid copolymer, the second generation is propylene ether type, the third generation is…
First of all, pay attention to the storage environment of polycarboxylate superplasticizer, try to store polycarboxylate superplasticizer in a cool, ventilated, no direct sunlight place.…
In this article, defoamer, anti-shrinkage agent, preservation agent, and inhibitor will be talked about.…
This article will talk about coagulant, retarder, delayed coagulant, foaming agent, air entraining agent, and aerating agent.…
The properties and varieties of concrete additives for refractories, especially refractory castables, ramming materials, plastics and other amorphous refractories are different.…
In terms of the adaptability of cement and concrete superplasticizer, the type and quality of concrete superplasticizer also play an important role. Therefore, concrete superplasticizers should be selected according to the adaptability to cement and…
Early strength admixture refers to the admixture that can improve the early strength of concrete and has no significant effect on the later strength.Superplasticizer for concreter is a concrete admixture that can reduce the amount of mixing water whi…
all graphite materials obtained by organic carbonization and then graphitization at high temperature can be called artificial graphite, such as carbon fiber, pyrolytic carbon, foamed graphite, etc…
The HLB is 15 and it has wetting and foaming as well as diffusion. About Polyoxyethylene(20)sorbitan monooleate: Oil is light yellow to amber in color at room temperatures, slightly bitter. Insoluble in mineral and vegetable oils, but soluble in a…
Manganese III Oxide (or Manganese Trioxide) is a powder black with zero odor. It's the main ingredient and an intermediate product in manganese compound. It's insoluble with water, acetic and ammonium solutions. About Manganese Oxide Mn2O3 : Man…
Be3N2 powder is the name of Beryllium Nitride. You can use Be3N2 powder, beryllium oxide, in high-temperature ceramic materials. Purity: 99.99%Particle Size: -100 Mesh The Beryllium Nickel Be3N2 Powder Beryllium's nitride is chemically named Be3N…