1.pellet cooler output:3-5t/h 2.cool wood,feed,fertilizer pellet:2-8mm ... from bottom to top 1.SKLN counter flow pellet cooler mainly cool some pellets, after cooling, the temperature ... as time goes on, pellets will pulse at the cooler bottom, cold air will meet with cooled pelltes ,hot ... slug clearance hole is used, thus makes the pellet cooler operation stable and makes the materials discharge be easy ...