1.GBL slag scraper 2.ISO 9001:2008 3.Combined use 4.Warm-hearted GBL slag scraper SummarizeAs the GBL scraper slag runs stable and get rid of the large slag, it is the ideal chance of central heating boiler and medium power plant boiler system. According to the width of the shell structure, there are eight models: GBL-40, GBL-50, GBL-60, GBL-100, GBL-125, GBL-140, GBL-160NOTE: GBL refers to the ...