... 1-3 days of continuous use only slagging once, saving time and effort.5. Often slag, slag containing 2% - ... once running 20 kg only two minutes refinery, saving costs.6. Lvyou process pressure, increase the pressure ... the risk of explosion, and to run for 10-15 minutes at a time Lvyou 10 kg.7. ... Rapid refining squeezed currently refining, oil and transparent standards, very ...