1.The product is made of high quality flake graphite 2.ISO9001-2000 3. 24 years experience 4.Resistant to high temperature The product is made of quality flake graphite,the expansion, repression, and other technology is made resistant to high temperature, corrosion resistance,aging,self-lubricating, compressibility, elasticity,and other fine sealing performance,the flexible graphite mat film,the ...