a sturdily constructed machine with heavy rollers to grind and mix the material thoroughly. Drive through trouble less, quality worm reduction gearbox.easy bottom unloading mechanism with door arrangement.capacity: 300kg to 800kgbatch.power (motor): 10hp to25hp.manufacturing: mixing of raw materials of fly- ash.bricks and concrete.discharge: bottom door opening manual.mixing: by heavy rollers and hand faced scrapers.