What is ​crystal vein graphite?

Crystal vein graphite is also known as crystal vein, Sri Lankan graphite, Ceylon graphite and graphite.…

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Foam concrete used as sound-absorbing and energy-absorbing material

The open-cell foam concrete is an excellent sound absorption material, while the closed-cell foam concrete is an excellent sound insulation material.…

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What is Boron Carbide B4C?

Boron carbide, also known as black diamond, is an inorganic substance with the chemical formula B4C. Hard black lustrous crystal.…

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The Effect of Superplasticizer

Adding high-efficient water reducing agent is the most direct and effective means to adjust and optimize the ratio of concrete and improve and strengthen the properties of concrete, which can meet the requirements of most concrete construction at pre…

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