The Company in the best quality, reputation first, service-oriented philosophy. With rich experience in logistics, offering to make you satisfied with packaging and logistics automation project planning, design and provide production, installation and quality service. To ensure that the goods can be smoothly conveyed, at any point in time must have at least three roller remain in contact with the material to be transported. Soft bag packaging tray conveyor when necessary Gato. 1. Select the length of the drum: different widths goods should be selected for the width of the drum, the "transport objects + 50mm" under normal circumstances. 2, roller wall thickness and shaft diameter selection: in accordance with the weight of material to be transported evenly to the contact roller, calculate the required load of each roller, so as to determine the wall thickness and shaft diameter of the drum. 3, roller materials and surface treatment: Depending on delivery environment to determine the use of the material and the drum surface treatment (galvanized steel, stainless steel, black or plastic bag). 4. Select the cylinder mounting: according to the specific requirements of the overall conveyor roller installation choice: spring loaded type, shaft inside the tooth, the whole flat tenon style, through the axle pin hole and so on. Specific methods and logistics cost is determined by the buyers and sellers negotiate.