Method for recovering elasticity of inner liner material of blanket cylinder

The blanket lining materials such as felting and worsted wool inside the blanket cylinder of the offset printing press can lose their elasticity due to long-term rolling pressure. The following treatment methods can be used to restore the original elasticity.

Dipping the old felt wool and fine wool immersed in the detergent solution with water temperature of 60°C for 15 minutes. After the water is cool, wipe each felt and worsted wool material by hand. If both sides are stained with ink and other dirt, try to Scrub, then rinse with tap water until clean, gently wring the water, then rinse the clean felt, worsted wool, dried in the sun, or dry on a barrel or circular wood. Resilience.

When drying, pay attention to not be allowed to be folded on the fine iron wire, so that it is easy for the felt and the worsted wool to have obvious wrinkles, which is not conducive to the loading of the rubber roller. At the same time, the finished products of felt and fine woven wool should be rolled into cylindrical shape in warehouses and workshops to prevent wrinkles.

Author: Wang Yunyang County of Hubei Metro printing plant

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