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How to use polyurethane(PU) rubber rollers correctly?

Polyurethane(PU) rubber roller is a kind of equipment often used in the printing field. If we want to make the equipment play an ideal performance, the staff must have a full understanding of its processing procedures and precautions before operation.

During the use of polyurethane rubber rollers, the material selection method is very important. In the process of selecting materials, you need to pay attention to the physical and mechanical properties of the materials. This has a great impact on the processing efficiency. In addition, the rubber rollers need to have good adhesion. Viscosity determines the molding effect, which is also a problem that workers usually ignore. Now people should pay attention to whether the hardness of the material meets the standard in the process of selecting rubber rollers. In order to ensure the quality of processing, the hardness of the roller surface should conform to the conventional Claim.

During the production and processing using polyurethane rubber rollers, you also need to pay attention to the appearance of the material. Some materials have air bubbles on the surface. Such materials will affect the molding and production quality of the material during the processing, so you should make sure before processing. There are no air bubbles on the surface of the material to avoid the problem of mechanical equipment being worn or malfunctioning due to unreasonable selection of materials. These problems should be paid attention to during processing.

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test

In order to meet the needs of various industries, a series of tests must be carried out after the polyurethane roller is processed to ensure that its drop strength meets the following standards:

1. There is no looseness between the tube body and the bearing seat of the polyurethane roller, which can keep the belt conveyor running smoothly, otherwise it will cause the belt conveyor belt to resonate and jump, causing material toss and polluting the environment.

2. All parts and welds have no damage or prolapse.

3. After falling, the axial displacement of the supporting roller shall not exceed 1.2mm.

4. After falling, the rotation resistance of the polyurethane roller is not more than 1.5 times the specified value


Post time: Aug-17-2020