... simple, lowest prive, high quality LSG 0.05-0.4 Coal-fired Boiler with an international classic three return , ... heat loss low ,ensuring maximum output and high efficiency .4 Large steam capacity ,ability to adopt to the load change ... ,output stability,large vapor space volume ,the net space of the interface of the soft drinks and ... controller use high quality LSG 0.05-0.4 Coal-fired Boiler