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Filter Bags Selection
Feb 05, 2018

The wear parts and forms of filter bag are various. According to experience, the wear of filter bag is mostly in the lower part. Therefore, attention should be paid to the selection of filter bag

The chemical fiber is superior to the glass fiber, the expanded glass fiber is superior to the common glass fiber, and fine, short, curly fiber is superior to the coarse, long, smooth fiber.

(2) The needling method should be used to strengthen the intersecting between fibers, the satin fabric is the best in the fabric, and the velvet drawing on the fabric surface is also the measure to improve the wear resistance, but the felt material. Satin fabrics and velvet filter bags increase resistance.

For ordinary filter bag surface coating, calendering and other post-treatment can also improve wear resistance. For glass fiber filter bag silicone oil, graphite. Polytetrafluoroethylene (PTFE) resin treatment can improve wear resistance and flexural resistance, but the membrane will wear out prematurely and lose its effect when the filter bag is used in the condition of strong wear resistance.

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