Specification:
Assay of Nb:＞99.95%，99.99%
Grain Size:＜70um
Flatness:＜0.2mm
Surface Roughness:＜Ra1.6
Application:
Niobium target are mainly applied in semiconductor,optlcal coating and some other fields. We can provide tantalum, niobium and their alloys target for semiconductor and optics use with different specification
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