hot air generator/heater/warmer /hot-air generater,JML-D series full-automatic coal-fired hot air generator our generators have three type: 50 kcal, 100kcal and 200kcal. 50kcal means: rated capacity is 50 kilocalorific. thermal efficiency is more than 90%, the hot air outlet temperature is 60-90. Rated hot air capacity is : 10000 cubic meter per hour, 20000 cubic meter perhour, 28000cubic meter per hour. Nominal coal-burning scale: 10-15, 15-25, 25-35kg/h. the fuel is :anthracite coal or few bituminous coal. the power is 0.61kw, 1.11kw, 1.59kw. the figure: 1470*900*1930, 1620*1050*2130, 2000*1100*2130. the weight is 550, 680, 950kg the voltage and HZ can select base upon the costomer requirement. Optional configuration:computer control & numerical control. automatic coal-burning product of the domestic origination with the mostadvanced automatic stoking system Special wholeheat-prevention design, thermal capacity loss reduces to the lowest . Fireboxall adopts the heat-resistance 321 (1Cr18Ni9Ti) stainless steel Heatefficiency up to 80% All the requirementsup to the national I environmental protection standard