1、SCIENTIFIC FORMULATION: 99.99 percent pure copper and 99.99 percent zinc are used as original materials, together with a deoxidizing process and trace amounts of rare earth elements to achieve excellent flow properties. 2、PROFESSIONAL DESIGN: Brass particles are designed for lost wax casting and are therefore suitable for casting in open systems, centrifugal and vacuum casting as well as closed systems. Provides excellent results in almost any casting method. 3、MAKING GOLD JEWELRY: The golden tones of brass particles are very popular among jewelers, and the copper alloy is very durable and remains resistance to erosion for a long time. 4、PREMIUM PROPERTIES: Physical properties such as strength, electrical conductivity, erosion resistance, workability and ductility combine to make copper suitable for a variety of applications. Easy to shape, emboss and engrave a variety of cuffs, pendants and rings as well as a variety of brass castings. 5、PACKAGING: Packaging includes 1 pack of 200g/7.1oz of original brass sealed in plastic packaging to prevent erosion or oxidation. 1 Pack x Brass Particles Item Type: Brass ParticlesMaterial: BrassWeight: Aprpox. 200g/ 7.1oz