Nibrodal 116 is a curable alloy from bedra
Rim, temple, bridge, hinge, rim lock, & pad arm
| Density (kg/dm³) | 8,8 |
|---|---|
| Melting range (°C) | 1070-1090 |
| E-Modulus (kN/mm²) | 116 |
| Thermal conductivity (W/m*K) | 33 |
| Coefficient of thermal expansion (10-6/K) | 17 |
| Electrical conductivity (MS/m) | 4,8 (solution heat treated) / 6,3 (precipitation hardened) |
| Cu | balance |
|---|---|
| Sn | 6 |
| Ni | 11 |
| Mn | 0,3 |
| Others | max. 0,5 |
| Annealing temp. (°C) | Solution heat treatment 800-900 | (after precipitation hardening at 380°C/3h) |
|---|---|---|
| Hardness annealed (HV) | 110 | |
| Hardness 80% reduced (HV) | 280 | (360) |
| Profiles | Round wires / square profiles / flat wires / special profiles |
|---|---|
| Surface coatings | Several electroplated coatings, upon request |
| Make-ups | Spools / coils / rods / drums |
