1. High inhalation, low power.1. High inhalation, low power.
2. Each chute can inhale gas, sink magma, separate.2. Each chute can inhale gas, sink magma, separate.
3. There is no need of accessory equipments horizontal equipment, it is easy to change the flow chart.3. There is no need of accessory equipments horizontal equipment, it is easy to change the flow chart.
4. The cycling way of magma is very reasonable, it can reduce the impurities to a great extent.4. The cycling way of magma is very reasonable, it can reduce the impurities to a great extent.
5. There is automatic equipment on the magma surface, it is easy to adjust.5. There is automatic equipment on the magma surface, it is easy to adjust.
6. The upward one makes the magma cycle toward upward, which the downward one makes the magma cycle downward.