Kiln is a kind of calcined production equipment, by calcining raw material and fuel in a space, or burning zone and calcining zone directly connected. Common brick kiln, kiln, and dried.
Boiler is referring to fuel combustion of indirect heating water equipment, fuel in the combustion zone burning to provide heat source, water is heated in the "drum" become a hot water or steam. This special drum has a perfect safety device, burning zone are necessary auxiliary machinery. Boiler is much taller than kiln technical content, production life is inseparable from it.