"KEL-F" ELASTOMER GUM (BURIAL PACKAGING)

Declassified and Approved For Release 2012/11/07: CIA-RDP78-03642AO01 V "KEL-F" ELASTOMER GUM PHYSICAL PROPERTIES Water Absorption: thin sheets immersed in water for 34 days at 70?F. showed a weight increase of only 0.24, corre- sponding to an absorption of 2.65 mg per square inch of exposed area. Specific Gravity: 1.85 Fluorine Content > 50% Color: Translucent, off-white Tensile, psi: .3.00-600 Elongation,%: 600-800 Hardness, Shore A: 40-45 Intrinsic Viscosity, MEK, 300C.:' 2-3 Volume Resistivi...