Coal Sampling MachineA professional equipment for sampling bulk materials such as coal, ore, etc., which extracts representative samples from the coal flow in transit (such as belt conveyors, trains, trucks, coal piles, etc.) through automated or semi-automated methods. These samples are used for subsequent quality inspections (e.g., calorific value, ash content, moisture content, sulfur content, etc.) to ensure the coal quality meets industrial standards or trading requirements.