Nuclear Grade Foil, Style NGF

 

Product Style Name: NGF

 

Descriptions: Pure homogeneous flexible graphite foil, no resin binders or any other 

                       chemical fillers

 

Typical Properties:

                        Chemical Compositions

                        Carbon Content:                 99.5% Min.

                        Total Sulfur:                         300 ppm Max.

                        Leachable Chloride:             20 ppm Max.

 

                        Physical Properties

                        Density:                                 62.4 lb./cu.ft. (Standard)

                                                                      70 lb./cu.ft. (High density)

                       Compressibility:                    45%  (ASTM F 36)

                       Recovery:                               15%  (ASTM F 36)

                       Creep Relaxation:                 5% 

                       Tensile Strength:                  650 psi

                       Thermal Conductivity:         Parallel to surface 1500 Btu-in/sq.ft.hr.a????

                                                                  Perpendicular to surface 50 Btu-in/sq.ft.hr.a?‰

 

                        Applicable Media:                 Water, sea water, steam, acids, alkalies, gases,

                                                                    oils, solvents, etc., except strong oxidizers

                        Temperature:                       -328a?‰to 932a?‰in atmosphere

                                                                      up to 1200a?‰ in steam

                                                                      up to 5432a?‰in reducing or inert media

                        pH  Value Range:                   0-14