Luoyang Lirui Bearing Co., Ltd. specializes in thin-walled bearings, equal section thin-walled bearings, thin-walled bearings, precision bearings P4 and P5 angular contact ball bearings, thin-walled stainless steel bearings, thrust roller bearings, and high-speed rolling mill bearings Various types of bearings, including robot bearings, twisting machine bearings, thin-walled deep groove ball bearings, thin-walled angular contact ball bearings, thin-walled four point contact ball bearings, P4 level high-speed machine tool bearings, thin-walled cross roller bearings, and non-standard bearings. Made outstanding contributions to important scientific research projects of many well-known universities such as Zhejiang University, Harbin Institute of Technology, Beijing University of Science and Technology, Beijing Jiaotong University, and China University of Petroleum, and won high praise from users. The equal section thin-walled bearing products can be divided into seven open series and five sealed series. The inner diameter ranges from 1 inch to 40 inches, and the cross-sectional dimensions range from 0.1875X0.1875 to 1.000X1.000. There are three types of open series: deep groove ball (Type C) and angular contact (Type A) There are two types of sealed bearings: deep groove ball (Type C) and four point contact ball (Type X), as well as angular contact ball (Type A). The precision light series ball bearings are divided into four series: 618 series, 619 series, 718 series, 719 series. The size ranges from 50mm to 950mm in inner diameter, with an accuracy level of P6, P5, P4. Angular contact screw bearings and specialized bearings.