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Up to this December, the 37 m & 56 m slewing bearing for concrete pump truck which were developed by LYC for one of the domestic key engineering machinery manufacturers have been used for nearly two years, and the operating condition was quite well.
The performance and other indicators of these two types of pump bearing products have met the machine's requirement, meanwhile have successfully replaced the imported ones after identified by the manufacturers who had used.
The successful development of the slewing bearing for pump has not only formed the core technology & independent intellectual property rights for LYC in developing such kind of bearings, but it is also a successful example to develop new products with the manufacturers of pump truck, deepen cooperation between the two sides, thus to achieve the win-win situation. Besides, the successful development of the slewing bearing for pump has great significance in further expand the company's advantage products group, improve the company's competitiveness and market share of such bearing.
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| 3311-B-2RSR-TVH bearing | 55 | 120 | 49.2 |
| 3311-B-2Z-TVH bearing | 55 | 120 | 49.2 |