Ningbo Sunwell Sealing Materials Co.,Ltd is one of the leading China graphite spun aramid packing manufacturers and suppliers with one of the famous brands, and we are also a professional graphite spun aramid packing company and factory, welcome to contact us. 1,Excellent performance of self-lubricating,high strength,high temperature resistance,corrosion resistance 2,Especially for high-pressure media with contain particles rotating in high line speed,or reciprocating mechanism. 3,Apply for all media except strong oxidizing environment. 4,Size:As requested Temperature -200~+800℃ Pressure Rotating 20bar Reciprocating 100bar Valve 200bar Shaft Speed 12m/s PH 0-14 Density 1.0-1.7g/cm3