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What should be paid attention to when using polycarboxylate superplasticizer for C30 and below concrete?

Polycarboxylate superplasticizer has more advantages than traditional naphthalene and aliphatic superplasticizer in mixing high strength grade concrete, but its advantages of high water reduction cannot be brought into full play when the strength is…

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Tungsten Oxide Insulation Material Can Make The Sun Room Cool in Winter and Cool in Summer

What is tungsten Oxide?Tungsten dioxide has the molecular formula WO3 with a weight of 2318.5. It is a form of tungsticanhydride. Tungsten dioxide is not produced in industrial production. The tungsten-trioxide salts are classified according to thei…

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Application prospect of gallium nitride

What is gallium nitride?Gallium nitride is a wide-bandgap composite semiconductor product. According to the 3rd party'' s estimation, after using GaN tools, the standard mobile phone battery charger can reduce weight by as much as 40% or outcome even…

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