... ,install.1. low energy consumption, high temperature gas in the last row of vertical furnace process is ... occupy the installed furnace operating time, generally 2 to 3 hour melting pot of.5, low labor ... the hopper, and then feeding agencies from the roof to join, no manual handling; B, can also be ... package or transmission by hand after throwing.6, easy to operate, no dead slag.7, furnace length, ≥ 4 ...