Besno® is part of the nylon 11 family (polymers with 11 carbon atoms). It has good stress crack resistance, very low water absorption and good dimensional stability. It is semi-flexible.

Besno offers excellent mechnical properties over a wide temperature range. It has greater stability at high temperatures than Aesno.


Property Measure Low Measure High
Specific gravity 0.0368 lb./in.3 (1.02 g/cc) 0.0376 lb./in.3 (1.04 g/cc)
Melting point 354°F (179°C) 374°F (190°C)
Glass transition temperature 113°F (45°C) 113°F (45°C)
Tensile strength at break 5000 psi (34.5 MPa) 9720 psi (67 MPa)
Elongation at break 225% 360%
Hardness durometer (Rockwell R) 87 87
Hardness durometer (Shore D) 62 72
Water absorption @ 24 hours 1.8% 1.8%
Sterilization Not Available

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.