GRAPHITE - ISEM-1 GRADE

Typical Properties:

Average Bulk Density:

              lbs/ft³                                 106

              mg/m³:                              1.70

Compressive Strength:

              psi:                                     9960

              Mpa:                                  68.6

Flexural Strength:

              psi:                                     5260

              Mpa:                                  36.3

Tensile Strength

              psi:                                     2840

              Mpa:                                  19.6

Hardness (Shore):                          50

Electrical Resistivity (70 ^oF):

              µ Ω in:                                 531

              µ Ω m:                                 13.5

Thermal Conductivity (70 ^oF):

              btu-ft./hr.-ft. ^{2- o}F:           54

              W/(mK):                           93

Coefficient of Thermal Expansion:

              x 10^-6/ ^oF:                          2.3

              x 10^-6/K:                            4.2

Modulus of Elasticity:

              x 10^-6 psi:                          1.28

              Gpa:                                  8.8

Ash Content (%):                           .04