According to the chemical composition, water reducing agent is usually divided into lignosulfonate type of water reducing agent, naphthalene series of high-efficient water reducing agent, melamine series of high-efficient water reducing agent, amino…
The p roduct n ame…
Recently, the Russian President hosted a meeting with oil and gas industry representatives. He said that the refusal of some Western countries to cooperate normally with Russia and deny some Russian energy resources has hit millions of European peop…
Natural graphite is naturally occurring graphite. Natural graphite is an important industrial mineral with applications in almost every aspect of manufacturing, including electronics, atomic energy, hot metal working, friction, coatings, aerospace, p…
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