NU and NX plain bearings consist of a sintered-bronze substrate plated on the OD with low-carbon steel and sealed on the ID with a polymer. The self-lubricated PTFElead NU bearings can hold dynamic ...

LIMA — For half a century the area along Greenlawn Avenue south of the Erie Railroad was a revolving door of industry. The 20th century was still young when the John W. Swan Co., maker of engines to ...

Zinc – aluminum alloys are obtaining wide acceptance in journal bearings for high- load, low-speed power transmission applications. These alloys, most notably ZA- 12 and ZA- 27, are capable of ...

Bronze, a copper-tin alloy, is renowned for its durability, strength, and versatility. Also known as phosphor bronze, it includes phosphorus as a deoxidizing agent and contains 11 % zinc and up to ...

Polymer bearings incorporating a PTFE-based running surface were viewed as a step forward in scroll compressor performance when they were initially introduced around three decades ago. These polymer ...

Some engineers are hesitant about using plastic bearings in their designs. Many of them, having trusted metal and bronze bearings for years, don’t feel the need to make a switch. Others are simply ...