What is gallium-nitride? A new semiconductor material, gallium-nitride, has high band gaps, thermal conductivity at high temperatures, radiation resistance and acid resistance. It also exhibits high strength, hardness, and toughness. It is used exten…
Maltodextrin is only to be used with water reducers and pumps agents. This concrete retarder can defer the hydration of cement, allowing concrete to move from the station onto the site when it's needed. Description This is Maltodextrin Malto…
Steel prices are too violent! It is like riding on a rocket, soaring to the sky, easily refreshing the new high price since 2008. At the same time, steel futures and the steel sector also rose sharply. It can be said that this wave of rise has exceed…
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