Brass melting point of brass (, depending on composition) and its flow characteristics make it a relatively easy material to cast. By varying the proportions of copper and zinc, the properties of the brass can be changed, allowing hard and soft brasses. The density of brass is . Today, almost 90% of all brass alloys are recycled. Because brass is not ferromagnetic, it can be separated from ferrous scrap by passing the scrap near a powerful magnet. Brass scrap is collected and transported to the foundry where it is melted and recast into billets. Billets are heated and extruded into the
Industrial metal repudiate the industrial label. Sales remained high throughout 2000–2005; at least 10 million records were sold during that time frame. Many groups began to take influence from hip hop and electronic music, in addition to industrial metal. As a result, acts like Powerman 5000 are often described as industrial metal as well as nu metal. Several industrial metal groups have produced eye-catching videos. These include Godflesh's collaboration with Andres Serrano, Aidan Hughes's graphics for KMFDM, Nine Inch Nails' work with Mark Romanek, Rob Zombie's visual work for White Zombie (for which he received the MTV Video Music Award for Best