... pipesto heat up asphalt;3. Taking asphalt out of drums thoroughly: Use hot gas (above 350°C ... with large output to realize the inner-cycle of asphalt. The overflowing vapor be exhausted by draught ... reliability: Can realize auto-control according to temperature of hot oiland asphalt;6. Easy to assemble and ... 1~1.5Drum Numbers of per Batch: 32, 29, 16, 20, 8, 12Capacity of Asphalt Pool (m³): 16, 13, 6 ...