Properties of Polyurethane Rollers

Properties of Polyurethane Rollers

1. Good adaptability. The overall appearance of the polyurethane PU rubber roller is brighter and the surface of the colloid is finer and smoother. Due to the strict control of the size of the polyurethane PU rubber roller, the size of the rubber roller will not change too much under different temperature and humidity environments.

2. Good hardness and viscosity. The hardness index of polyurethane PU rubber roller is relatively broad, which can meet the requirements of different printing machine models for the overall hardness of the rubber roller. Excellent ink transfer and ink holding performance to achieve high-quality printing results.

3. Good chemical properties. Polyurethane PU rubber roller has good chemical properties, and can play a special resistance to solvent components in various inks, fountain solutions and cleaning solutions, and has excellent solvent resistance to boiling water, kerosene and gasoline and other solutions Performance can be well matched to various types of inks and printing methods.

4. Excellent physical properties. Polyurethane PU rubber roller has excellent physical properties so that it will not age and harden after long-term use, and it also has excellent wear resistance, tear resistance and good resilience, so that polyurethane PU rubber roller is easier to store and does not affect its use effect.

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