... mill,pellet machine and briquette machine, dryer and pellet cooler, screener, mixer, pellet packing machine and all ... than 0.2%.3. counter flow small pellet cooler generally works with cyclone and air fan, air ... also it can install a screener at the cooler bottom, which can separate dust and good pellets ... after cooling. 4. counter flow small pellet cooler is hot selling more than 6000 sets per ...