This is a packing made by asbestos yarns, treated with lubricant and graphite. Used in pump, valve, etc. the working medium are steam , air industrial water, peturm oil.The packing with METALLIC ....
NingBo GongYao Sealing Materials Co., Ltd---a professional manufacturer and exporter of chinese sealing and heat insualtion materials, specialized manufacturing gland packing, glass fiber, asbestos , ....