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li46646791

木虫 (著名写手)

[求助] 请问一下金属钠熔化之后流动性如何?表面张力又如何?

问一个常识性问题哈:
金属钠熔化之后的表面张力有多大呀,如果往里加比金属钠密度大的粉末(400目以下),粉末会突破表面张力,进入钠液,并沉淀下来吗?或是漂浮在钠的表面,或是沉淀在钠液底部,或是形成乳浊液或者悬浮在钠液里面啊?
金属钠的流动性好么和钢液相比谁好谁坏,是否粘附在管壁掉不下来?其由固体变为液体的膨胀系数有多大啊?
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