why does silver need to be refined? Silver is one of the most versatile precious metals , widely applied to electronics to renewable energy industry. However, raw silver from mines, scrap, or recycled materials contains impurities that degrade its functionality and market value. This article explores why refining silver is a non-negotiable step for businesses […]

How to refine gold scrap to 99.9%~99.99% gold. Below I have listed several commonly used gold refining methods. 1. Use fire directly to melt out other impurities except gold, then get the high purity 99.9% gold; Real gold is not afraid of fire. The simplest way to refine gold is to use fire to refine […]