Luoyang Heavy-duty Bearing Co., Ltd. (LTZC) manufactures standard and customized slewing ring and extra-large precision bearings, supported by in-house R&D and advanced testing capabilities.
Luoyang Heavy-duty Bearing Co., Ltd. (LTZC) is a Luoyang-based manufacturer specializing in the R&D, production, and sales of extra-large bearings. The company supplies slewing ring bearings and related heavy-duty bearing solutions, with a product portfolio that includes slewing bearings, thin-section bearings, gear rings, slewing drives, flanges, and other associated components.
LTZC produces slewing bearings in multiple structural designs, including four-point contact ball, double-row angular contact ball, crossed cylindrical roller, crossed tapered roller, and three-row roller configurations. With precision grades covering P0, P6, P5, and P4, the company supports both standard supply and made-to-order requirements for demanding rotary applications.
Its products are widely used across industries such as metallurgy, marine and vessel equipment, oil and chemical, mining and coal, hydropower, port machinery, heavy equipment, and aerospace, as well as applications including cranes, excavators, concrete machinery, wind power generators, and other construction and industrial equipment. With a dedicated manufacturing base equipped for processing and inspection, LTZC exports to international markets including the United States, Italy, India, and Russia.
LTZC focuses on the development and manufacture of extra-large bearings, combining R&D, production, and sales to support demanding rotary applications in industrial equipment.
Guided by the principle of making customer operations more precise, the company continues to innovate and develop products for high-load and high-precision applications.
The company provides standard designs as well as customized large-size slewing bearings tailored to specific operating conditions and project requirements.
LTZC operates with advanced processing and testing equipment to support precision bearing manufacturing and quality verification across its product range.
LTZC brings over 20 years of R&D and production experience in the field of extra-large and precision bearings.
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