Inquiry (采购产品): looking for about 0.6 mm opaque balls your website advertises 0.5 mm diameter balls as a min size available. however, I cannot locate any that size. I need something opaque and at about 0.6 mm diameter w/ as high a melting temperature as possible. Do you have anything that meets these specs? Thanks, Tony Williams Propulsion Science Branch US Army Research Lab **** Hidden Message ***** Tony Williams 21005 USA Company: US ARL E-mail: twms@arl.army.mil **** Hidden Message ***** twms@arl.army.mil