News

This article explains how often carbonized fiber packing with graphite should be replaced, highlighting the operating conditions, wear patterns, and maintenance practices that affect service life and offering practical guidance for timely replacement to maintain sealing performance and reduce downtime.

Carbon fiber packings work in sealing applications by forming a durable, low-friction barrier that resists compression, heat, and chemical wear. Their braided or woven structure conforms to mating surfaces under gland pressure, creating a tight seal while limiting leakage and extending service life in pumps, valves, and other dynamic equipment.