Content: 99.9% Specification:200-300 Mesh density: 8.9 Melting point: 950 1) quick detail: M.F.: cupb3sn6zn6 Cas: copper: 7440-50-8 H.S.Code: 7406104000 Un: 3089 2) properties: grey or golden yellow irregularly powder. 3) physicals: Particle size (mesh) loose density(g/cm3) -200. -300. -500. 2.5-3.5 4)chemical compositions (%): Composition cu sn zn pb density hall flow s/50g Cu85sn6zn6pb3 83-86 5-7 5-7 2-4 2.5-4.5 35-40 Cu80sn10pb10 79-81 9-11 9-11 3.5-5.0 20-30 Cu80zn20 79-81 19-21 2.0-4.5 30-35 Cu90sn10 89-91 9-11 2.5-4.5 20-35 Cu90sn10 84-86 14-16 2.5-4.5 20-35 Cu80sn20 79-81 19-21 3.0-5.0 20-35 5) applications: powder metallurgy, oil-contained bearing, friction materials. 6) storage: keep in closed dry room; avoid spillage, sparks or other source of ignition. In 25kg, 50kg iron drums with double plastic bags inner, on wooden pallet.