Threaded stem casters are a popular choice for chairs, toolboxes, carts, material handling equipment and other wheeled objects. Casters are often categorized according to the way in which they are mounted. Threaded stem casters are mounted via a bolt-like stem … Read More

Not all fasteners consist of a single, solid material. Many of them are plated for better performance. Plated fasteners feature an inner core that’s covered in a separate material. One of the most common plating materials is zinc. Zinc-plated fasteners … Read More

Mechanical seals are often categorized according to the material from which they are made. Silicone seals are made of silicone, whereas polytetrafluoroethylene (PTFE) seals are made of PTFE. While some seals are made entirely of PTFE, however, others are made … Read More

Mechanical springs are used in a variety of applications. Consisting of coiled metal, they are designed to store energy when exposed to a load. Some springs will become shorter when exposed to a load, whereas others will become longer. Regardless, … Read More

Not all pull handles are made of metal. While aluminum and steel are common materials in which they are made, pull handles are available in thermoplastic as well, such as Duroplast. Originally developed by Wolfgang Barthel in the 1950s, Duroplastic is … Read More

Drawer slides play an important role in furniture and storage solutions. From dressers and cupboards to office desks and toolboxes, they provide a sliding mechanism for individual drawers. Each drawer features its own set of drawer slides. You can pull … Read More

Gaskets play an important role in sealing objects and protecting against leaks. Consisting of an elastomeric sheet with one or more holes, they are designed to fill the gaps between mating surfaces. As pressurized fluid or gas flows through a … Read More