... pellet cooler details, as below :1. counter flow small pellet cooler is mainly to cool 2-8mm dimension ... than room temperature +3-5.2. counter flow small pellet cooler adopts counter flow theory, cold air ... is smaller than 0.2%.3. counter flow small pellet cooler generally works with cyclone and air fan ... and good pellets after cooling. 4. counter flow small pellet cooler is hot selling more than 6000 ...