physical and mechanical Properties
PROPERITES1 METHOD OR CONDITIONS PARYLENE C EPOXIES2 SILICONES2 URETHANES2
Secant Modules, psi ASTM D882-56T @ 1% strain 400,000 350,000 900 1,000-10,000
Tensile strength, psi ASTM D882-56T @ 10% strain 10,000 4,000-13,000 800-1,000 175-100,000
Yield strength, psi ASTM D882-56T @ 10% strain 8,000      
Elongation to break, % ASTM D882-56T @ 10% strain 200 3-6 100 100-1,000
Yield elongation, % ASTM D882-56T @ 10% strain 2.9      
Density, gm/cc ASTM D1505-57T 1.289 1.11-1.40 1.05-1.23 1.10-2.5
Index of refraction, N 23 Abbe refractometer 1.639 1.55-1.61 1.43 1.50-1.60
Water Absorption, 24 hrs ASTM D570-57T 0.06 0.08-0.15 12 (7 days) 0.02-1.5
Rockwell hardness ASTM D785-65 R80 M80-M110 40-45 (shore A) 10A-230 (shore)
Coeffecient of friction: ASTM D1894-63  
Static 0.29      
Dynamic 0.29      

 

Download the table here