Differences between several kinds of Water Reducing Agents
There are several kinds of water reducers: lignosulfonate, naphthalene sulfonate water reducing agent, polycarboxylate-based high-performance water reducing agent.…
There are several kinds of water reducers: lignosulfonate, naphthalene sulfonate water reducing agent, polycarboxylate-based high-performance water reducing agent.…
The crystal development of natural graphite is relatively complete, the graphitization degree of natural flake graphite is usually above 98%, and the graphitization degree of natural microcrystalline graphite is usually below 93%.…
Cement foaming agent is the key material in the production of foamed concrete. Whether it can produce foamed concrete with suitable density depends on the selection of a suitable cement foaming agent. There are many types of cement foaming agents on…
In 2021, the domestic crude steel output of bearing steel will increase by 18.95% year-on-year, and the bearing steel output will increase by 18.84% year-on-year. Reviewing the bearing steel market in…
Gasoline prices at gas stations in the second week of March rose 97.6 won from the previous week to 1,861.6 won per liter. Although the average price for a week did not exceed 1,900 won, the price in the second half of the week in Seoul exceeded 2,00…
French scientists have confirmed for the first time through genome sequencing that the "deltacron" variant of the new coronavirus that has previously attracted a lot of attention does exist, which combines the mutations in the new coronavirus delta v…
The tube of graphite powder The tube of graphite powder has good chemical stability. Specially processed tube of graphite powder has the characteristics of corrosion resistance, good thermal conductivity, and low permeability. It is widely used in th…
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…
Matters needing attention when selecting KOYO bearings…
From 2015 to 2020, the global foam concrete market is estimated to be US$12 million, with an annual growth rate of 3.2%. It is expected to reach US$13 million by 2021, and the annual growth rate from 2020 to 2025 is 3.8%. Luca Industries Internationa…
Only so-called green hydrogen produced from renewable sources is climate neutral. Schaeffler is one of the world leading automotive and industrial suppliers, and as such, Schaeffler is specialized in developing solutions to achieve the production of…
The Standing Committee of the National Wildlife Commission (SCNBWL) is planning to make policy decisions on land management of protected areas and timber under the power transmission line. Considering that this is a policy issue following the Supreme…
Semi-branched Alcohol Etoxylates (C12-13) are easily dissolved in water. They can be used along with various cationic, non-ionic, or anionic surfactants.Active value content >=99 What is Semi-branched C12-13 alcohol ethoxylates? Semi-branched Alc…
The European Union is seeking to boost energy cooperation with African countries to help wean them off dependence on Russian gas imports.Bloomberg said, recently, according to a draft EU file, African countries, especially in western Africa Nigeria,…
Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…