Provided Donit Grafilit SP Pure Graphite Sheet is accessible in 5 mm thickness and 99% purity level based specifications. This sheet is basically made of pure expanded graphite which is strengthened with stainless steel. Its density is 1.1gm/cc and its maximum operating temperature is 650 degree C. This Donit Grafilit SP Pure Graphite Sheet can endure 1450 psi operating pressure. Standard of this product has been verified on the basis of its durability, design precision and selection of raw materials.