Glossary Of Terms
Organic chemical compounds in which the carbon atoms are linked in a ring structure; examples are benzene, toluene and napthene. Aromatic compounds have enhanced chemical stability and have higher unsaturation indices than aliphatic compounds.

Tecothane® is an aromatic polyurethane with good chemical resistance. It is available in colors.

Property Measure Low Measure High
Specific gravity 0.0405 lb./in.3 (1.12 g/cc) 0.0430 lb./in.3 (1.19 g/cc)
Melting point 420°F (215.5°C) 430°F (221°C)
Glass transition temperature Not Applicable Not Applicable
Tensile strength at break 7000 psi (48.3 MPa) 9600 psi (66.2 MPa)
Elongation at break 150% 450%
Hardness durometer (Shore A) 85 94
Hardness durometer (Shore D) 54 75
Water absorption @ 24 hours Not Available Not Available
Sterilization Ethylene oxide (EtO)
Gamma radiation

This material data sheet is presented for reference only. For a specific application and environment, characteristics and performance may vary. Product design and suitability for use are the sole responsibility of Microspec’s customer. Microspec strongly urges customers to consult with the material manufacturer.