搜索 - 科创

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但火箭发动机喷嘴只需工作几秒，最多几百秒，下次再用可以补刷，国内也有类似的耐高温涂料销售，工业级的。各位兄弟可以试验一把。

本来想从防爆混凝土角度给些建议，添加特定的骨料、集料、掺和料、胶结材料并附加一层防火耐高温涂料做成防爆耐高温的混凝土，仔细一想自己做太麻烦了，找个做搪瓷碗的厂家或者做化工容器的厂家，买些口径合适耐高温的

安全系数：5.0 壳体材料：热处理40Cr 堵头材料：45#钢喷口材料：30CrMnSiNi2A高强度合金钢壳体隔热材料：内层PVC管，外层环氧树脂+高温铁氟龙喷口堵头隔热材料：内层XZ-T001耐高温涂料

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