Amalgam (dentistry) packs the plastic mass, before it sets, into the cavity. The amalgam expands ≈0.1% over 6–8 hours on setting. The final structure is a metal matrix composite, where γ, η and γ phases, are a matrix for unreacted original alloy, minus the fast-reacting β-phase and excess Sn. Amalgam is a mixture of two or more metals (alloy) with mercury which has been purified first by distillation to remove impurities. Currently, major components of the alloy are silver tin and copper. The composition of the alloy powder is controlled by ISO standard for dental amalgam alloy (ISO 1559) to control the
Amalgam Digital videos, podcasts, and other material through the online store. On August 21, 2008, AmalgamDigital.com launched its first Amalgam TV live webcast, which featured Joe Budden's last studio session for his sophomore LP on Amalgam Digital, "Padded Room". Over 80,000 visitors viewed the webcast, throughout which Budden interacted with fans and answered questions in real time via a live chat room. Amalgam Digital Amalgam Digital is an independent record label based in East Boston, Massachusetts. Founded in 2006 by Anyextee, the privately owned label had been home to a variety of artists throughout the decade before significantly downsizing in its later