Product Announcements: Air Bearings

Use of air bearings can solve difficult problems in motion applications; especially those involving zero friction, high accuracy and precision. Semiconductor machine tools and CMMs frequently use air bearings over mechanical bearings to provide the highest level of motion accuracy. (read more)

These single structures are the versatile answer to all sorts of moves, from once a year to once an hour; from simple moves to really tough jobs. Standard units are available with capacities ranging from 1,000 to 36,000 pounds each (read more)

Specialty Components' linear air bearings provide coordinate measuring machines with highly accurate & frictionless motion. Available in a variety of shapes & configurations including round and rectangular, with or without vacuum or magnetic preload. (read more)

Specialty Components, Inc's regulator ensures incoming air/gas is free of contaminants in order to allow proper operation. (read more)

Linear air bearings from Specialty Components provide translation in a plane & are found in supports for coordinate measuring machines, semiconductor pick-and-place machinery, gantry systems, micromachining centers, zero-gravity simulators, etc. These air bearings are more accurate than even the finest mechanical rolling element type bearings. (read more)

Cylindrical air bearings often find use among frictionless rotating supports such as spindles. Specialty Components, Inc.'s expanding standard product line offers the UTT series universal turntables with nanometric rotational accuracy and remarkably high stiffness. Utilizing both cylindrical and thrust surfaces, these bearings provide load capacities up to 230 lbf. (read more)

Speciality Components, Inc.'s standard SRA series spherical bearings provide frictionless motion in a very compact envelope with convenient mounting features. Whether withstanding the rigors of testing multi-ton spacecraft or providing highly accurate frictionless wafer-plane alignment in semiconductor tools, this versatile design offers a wide performance range and application use. (read more)

Nelson Air's flat pad air bearings are offered in a variety of sizes, shapes and load capacities, which can easily be used to create custom air bearing systems. Flat pad air bearings operate on flat, nonporous surfaces such as granite, aluminum, glass, and ceramics. (read more)

Nelson Air has supplied a number of spherical air bearings for both research and industrial use. These bearings provide excellent load capacity and stiffness while allowing three axes of inherently frictionless rotational motion. (read more)

Nelson Air has developed an extensive catalog of rotary air bearings for diverse applications such as optical grinding, roundness checking, disk drive inspection, semiconductor processing, torque testing, and many others. Because of this, in addition to offering a line of standard air bearing tables, they can provide individually customized bearings for each application. (read more)