In recent years, transition metal dichalcogenide was one of the key two-dimensional materials for quantum functional applications. These materials have a honeycomb like graphene but have spin-orbit coupling and a honeycomb pattern. They also have a h…
In order to improve the early strength of concrete, some manufacturers will add triethanolamine, calcium chloride and industrial salt to the superplasticizer, especially in winter or prefabricated component factories and cement products factories tha…
The latest report, "Coal Is Not Making a Comeback: Europe predicts Limited carbon growth," is released today by British think tank Ember. Using a series of quantitative analyses, the report concludes that the currently planned restart of coal-fired p…
The rolling element is a radial rolling bearing of cylindrical rollers. The internal structure of the cylindrical roller bearing adopts the parallel arrangement of the rollers, and the spacers or spacers are installed between the rollers, wh…
According to the statistics: On March 3, the main price of wire screws rose in China. Among the 52 sample cities, 33 cities rose, with an increase of 10-50, accounting for 63.46%, while the remaining 19 cities remained stable for the time being, acco…
What is a metal roll forming machine? The metal roll forming machines use long strips of metal, most commonly rolled steel, to create specific structures. In most applications, the required cross-section is specially designed for the machine to bend…
Characteristics of Thrust Cylindrical Roller Bearings Thrust cylindrical roller bearings are often combinedinto high stiffness bearing configurations and can withstand heavy and vibrationloads without difficulty. It can withstand large axial loads in…
Newtechnology development of high-reliability self aligning roller bearing Thenew technology of machine tool spindle self aligning roller bearing developedby Japan Seiko (hereinafter referred to as NSK) can reduce the workload duringassembly and runn…
Willthe self aligning roller bearing be replaced by the NTN HydrogenEmbrittlement Resistance Bearing brings? NTN(hereinafter referred to as NTN) has developed a hydrogen embrittlementresistant bearing that has a lifespan that is more than three times…
Application of spherical roller bearingcontinuous casting machine In the metallurgical industry, sphericalroller bearings (SRB) are mainly used in the motion track of continuous caster,hot rolling and heating furnaces. The caster has the characterist…
Application of seal on oil film bearingof rolling mill Oil film bearing is also called liquidfriction bearing. In the process of rolling the mill, liquid lubrication isused to form a complete pressure oil film between the cone sleeve and bushing.The…
What are the types of t he 2210 bearing rollers Chu Chenjian, director and executive deputy general manager of Changsheng Bearing, said at this event that in the automobile and motorcycle parts industry, Changsheng Bearing, as a second or third-tier…
In fact, in essence, nickel-based alloys are also a kind of stainless steel. They are just special stainless steels. The chemical composition is also different from ordinary stainless steel.…
As the mole numbers of EO increase, so does the hydrophilicity when refined lanolin and ethylene oxide are added. When the EO mole number is increased to 70-75mols, the product becomes more water-soluble. Ethoxylated Lanolin : Ethoxylated Lanol…
Human chorionic gonadotropin (hCG), produced primarily by differentiated syncytiotrophoblasts, is a key embryonic signal necessary for the maintenance of pregnancy. hCG can activate various signaling levels in multiple cell types through binding to l…