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A few days ago, the Chinese private rocket, the “hyperbolic Z” rocket, was the first sub-orbital test. This is not the first time launch a space launch. In the earlier, another private company also successfully conducted a sounding rocket test, the first private commercial rocket in China. However, what do you know about tungsten copper throat inserts while knowing these messages? Whether the tungsten copper throat inserts help Chinese private rockets lift off? We all know that the working environment…