Profile: Cixi Faith Sealing & Packing Co., Ltd. produces gaskets and seals. Our product comprises of spiral wound, heat exchanger, metal jacket, solid metal, serrated metal, PTFE cushion and graphite gaskets. We offer sealing, PTFE, mechanical and rubber seals. Our spiral wound gasket is the ideal gasket in the semi-metallic category and a narrow strip of V-shap metal hoop is spirally wound under tension with a filler cushion between the lami nation of the metal and is spot-welded at both ends.