Vibrating tables are subject to some of the most demanding service conditions: strong repeated shocks and vibration. This is often the bottleneck of mining since the premature loosening of screens causes unplanned shutdowns. The unanticipated sieve replacement results in:
Many customers have chosen ESL and ERM self-locking nuts for the operating performance, as well as for the ease and speed of maintenance.
One customer in particular needed the Gr.8 ERM 3/4 UNC nut with a striated washer that would ensure:
The benefits of our ESL & ERM self-locking nut for our customers were immediate:
Founded in 1974, J. Lanfranco & Cie specializes in the manufacture of high-end self-braked nuts and safety fasteners. ESL and ERM have been on the market for more than 40 years, in the most extreme conditions.