What is the difference between a food conveyor belt and a green conveyor belt? The food conveyor belt is mainly about transporting some of the things people eat in their lives, which involves our health problems. The green conveyor belt is mainly the material of the conveyor belt is recyclable, which is essentially different from the food conveyor belt. Not only does it have a recyclable effect, but when you discard it, it doesn't apply long enough to be combined with nature. He is known as the conveyor belt family's "health ambassador."