... pump, dust catcher are all satisfying the need of boiler burden. It has a road range of adjusting speed, easy to be adjusted ... , it is adjustable, and suitable for the demand of traveling grate burning property.boile anxiliary main: Burner, feed pump, blower, exhauster, electric ... DiametermΦ0.45×30Φ0.6×31.5 14Blackness of Exhaust Gas SZL assembled water tube steam boiler--SZL6-1.25-AII