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Rolling mill bearings with the most complex structure in China roll off the assembly line in Los Angeles

by:JNSN     2021-11-05
On July 7, 2014, the most complex structure and extremely high-precision tubular rolling mill bearings in China were delivered to users off the assembly line in Luoyang. Henan Nenghua Group Luoyang LYC Bearing Co., Ltd. has become the only domestic enterprise capable of manufacturing such bearings.

In the super large bearing department, the reporter saw this unique bearing with a diameter of 1.7 meters, a height of 1.9 meters, and a total weight of more than 20 tons.

Sun Jianxiu, deputy general manager of LYC, introduced that this set of bearings processed for a well-known domestic heavy machinery group does not add bearings to the bearing seat as in the past, but integrates the bearing seat and the outer shell. In the early stage of the bidding, the unique structure of the bearing discouraged some well-known bearing manufacturers in China. LYC, which has the only national-level bearing technology center in China, rose to the challenge and won the bid in one fell swoop.

In order to develop this extremely high-precision 'Four DifferencesFor the large-size and wide-width tube rolling mill bearings, the 'Luoyang Bearing Family' has since added a 'new member'.

The super-large bearing division, established in December 2013, is an important department of LYC. It has 253 sets of various processing equipment, which can achieve full coverage of the grinding process. At present, the products of the super large bearing division are widely used in mining and metallurgy, precision machine tools, wind power generation, construction and building materials, medical and health, aerospace, paper and printing, petroleum machinery, port machinery and ships, marine engineering, general machinery, military industry, etc. In this field, the annual output of bearings reaches 10,000 sets, and the annual sales revenue is about 180 million yuan.

It is reported that the rolling mill bearing with the most complicated structure in China was successfully rolled off the assembly line in Luoyang, which opened up a new production area for LYC and will become a new economic growth point for the company.

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