October 29, experts from Jiangsu Economic & Information Committee and Nantong Scientific & Technological Bureau made the provincial appraisal (municipal scientific & technological achievement) for "3rd generation wheel hub bearing unit special steel ball for high-end automobile", which was developed by Jiangsu LiXing General Steel Ball Co.,Ltd.
The project comprehensively adopted the residual austenite control technology, limited fatigue life improvement processing, steel ball noise control technology and other methods, so as to solve key technologies in manufacturing high-end automobile 3rd generation wheel hub bearing unit special steel ball, which has filled the domestic gap, with its main technical indicators have reached the international advanced level among other similar products.
Product Model | Inside Diameter | Outside Diameter | Thickness |
KT172220 IKO | 17 | 22 | 20 |
KT172117 IKO | 17 | 21 | 17 |