The Zurcon Scraper DA 22 is a double-acting polyurethane wiper for closed groove installation. Significant improvements are achieved regarding the profile geometry and material used if compared with conventional elastomeric scrapers. The scraper lip is designed in a particular way that it reliably scrapes off the dirt but leaves a residual oil film on the rod, which is required for correct operation. The radial squeeze is sufficient to remove particles, dust and water.
Virgin Atlantic’s Flight100 saved 95 tonnes of CO2 in first SAF flight
Good comment. I think these reports are different from many others , in that they were prepared outside the government and the issues, they raised, of...