This video explains the main functions and practical uses in a clear, step-by-step format. Watch as we conduct a full idle running test of a 2m×8m fertilizer drum granulator before delivery, demonstrating its operational capabilities and uniform drying process. You'll see how this professional stainless steel drum rotary dryer integrates into fertilizer production lines, with insights into installation, technical parameters, and real-world applications for B2B industrial use.