... ,oil/steam,coal,wood,heat conduction heating etc. Our oil(gas) drying product lines apply central heat supplying which is the ... certificate.Our drying product line heat source consists of oil(gas),steam,oil/steam,coal,wood,heat conduction heating etc.Product ... materialbelt width(m)length(m)temperature()speed(m/min)Oil(gas)1.4-220-4580-2301-3.5Coal(wood)1.4 ...