... 99.98%; 3.Surface state:Polishing,Black,Sintering; 4.Package:wooden case ; 5.Brand:AMC 6,MOQ:5kgs ... technique and Chinese lower cost materials, we are supplying high quality Refractory Metal products to different customers. These products are ... in different areas, like Aerospace, Nuclear, High-temperature Furnace, Glass, Ceramics, Crystal Growing, Medical Appliance, Light, Evaporating Coating, etc. ...