Angular contact high-temperature bearings with GB standard dimensions, any bearing of the same model can be replaced, widely used in high-temperature operating conditions. Available in single-row and double-row designs, with four-point angular contact. High-temperature applications are categorized into high-speed and low-speed, corresponding to different retainer and full ball structures. Operating temperature range is 150° to 1200°, meeting requirements with different materials. Non-standard specifications supported!