... .5KGTX—254KG1KG1KGThe characteristics of high-frequency melting machine:small metal melting capacity,melting time is short.Gold,silver,copper smelting in 2-6 minutes, steel ... , copper, brass, silver, gold, and aluminium materials, etc. 2. Melting capacity can be from 3KG to 300KG. 2KG small size high frequency induction copper melting furnace