... have been operating 24 hours a day, 360 days a year, for over 28 years without a major overhaul. These ... scrap materials less than 3MM , of course, you can directly use biomass pellets.Screw feed, high temperature oxygen ... to 800-1200 . 30%-40% cost can be saved compared with coal. The annual cost savings ... burn oil and gas . The annual cost savings can top to 300 thousand yuan, and besides agriculture, ...