Bearings
We are a bearings manufacturer,our main products wind power tower flanges, pressure vessel flanges, petrochemical flanges, pipe flanges, natural gas flanges, power flanges, forging shaft, forging gear, valve etc.And it is the first company to use natural gas for heating, which improves the outdated heating process and the production environment, and at the same time reduces the production cost to achieve the purpose of energy saving and emission reduction.
Why Choose Us
Our Factory
Shanxi sinomach co., ltd. Is an industrial international supplier focusing on the design, production and sales of flanges, valves and other pipe fittings,the factory covers an area of 24,500 m2 and has many professional and technical personnel.
Our Service
Whether it is pre-sales consultation, sales, or after-sales, we will answer customers' questions 24 hours a day and provide fast and effective solutions until customers are satisfied.
Our Equipment
Our there are 7 sets of forging equipment and 10 sets of heating equipment,the product quality is safe and reliable, reaching the international standard.
Product Application
Our wind power tower flanges, pressure vessel flanges, and petrochemical flanges are used in water conservancy, oil, natural gas and other pipelines.
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Excavator Slewing BearingsRead More
According to the drawings and requirements of customers, we can produce and process excavator
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Tower Crane Slewing BearingsRead More
The tower crane slewing bearings is a new type of mechanical component that is gradually emerging
Advantages of Bearings
Supporting the load in a rotating shaft
Bearings are used to support the weight of a rotating shaft, such as a shaft in a motor or a car wheel. This allows the shaft to rotate smoothly and with minimal friction.
Improving precision in machinery
Bearings are used in precision machinery, such as machine tools and robotics, to help improve the accuracy and repeatability of movements.
Reducing friction in moving parts
Bearings are used to reduce the friction between moving parts, such as the bearings in a car's transmission or the bearings in a skateboard wheel. This helps to reduce wear and tear on the moving parts and allows them to operate more efficiently.
Reducing wear and tear on moving parts
Bearings can help to reduce wear and tear on moving parts by providing a smooth, low-friction surface for them to move on. This can help to extend the life of the parts and reduce maintenance costs.
Excavator slewing bearings
Excavator slewing bearings, also known as turntable bearings, are an essential component of construction and excavation machinery. These bearings enable the machines to rotate and carry out a range of functions, from digging to lifting and moving heavy loads.
Tower crane slewing bearings
Tower crane slewing bearings is an important component of tower cranes that can be manually or electrically driven to rotate. This type of bearing has stable operation, low noise, and long service life, providing a reliable guarantee for the efficient and stable operation of the tower crane.

Carbon steel bearings
Also called ‘commercial grade’, carbon steel is not stainless steel, instead features a carbon element of up to 2.1% in weight. The higher the carbon content, the stronger the bearing. With this, however, it becomes less ductile, has a lower melting point and can’t operate large loads or high speeds.
Chrome steel bearings
Another type of steel bearings is the chrome steel bearing and it is one of the most prominent types of bearing components and materials due to the a ordable costs, high hardness level and quieter operating volume. Despite what the name might suggest, a chrome steel bearing has a low chromium level within the steel compound.
Stainless steel bearings
The final steel material used to create industry-suitable bearings is stainless steel. The composition has a lower percentage of carbon than carbon steel bearings and a higher chromium quantity than chrome steel bearings.
Ceramic bearings
Ceramic bearings are manufactured to produce a highly non-corrosive and durable bearing with two rings of ceramic and a fluorine resin retainer. This material is chosen over stainless steel and its variances, due to the non-magnetic requirements of the machinery.
Hybrid bearings
Hybrid bearings are manufactured with best practice in mind. Using high radial and axial strength of steel for the rings and bearing grade silicone nitrate to manufacture the rolling elements, it provides electrical insulation.
Application of Bearings
Automotive industry
Bearings play a critical role in components such as automobile engines, transmissions, suspension systems, and wheel hubs. They can withstand high-speed rotation and loads while reducing friction between mechanical parts, improving automotive performance and reliability.
Industrial machinery
Bearings are widely used in various industrial equipment, including machine tools, wind turbines, pumps, gearboxes, conveyors, and compressors. They support rotating shafts and enable smooth operation of the equipment while reducing friction losses and improving production efficiency.
Household appliances
Bearings are essential in household appliances such as electric fans, washing machines, refrigerators, and air conditioners. They enable smooth operation of motor components, reduce noise and energy consumption, and extend the lifespan of the products.
Medical equipment
Bearings are also widely used in such as medical imaging equipment, surgical robots, and artificial joints. In these applications, bearings need to provide highly precise motion control and smooth operation to ensure accuracy and safety.
Packaging of Bearings
Short anti-rust treatment period packaging
The anti-rust treatment period is 3 to 6 months, and it is suitable for rolling bearings that are delivered to the same subscriber in large quantities and delivered in a short time. With ease of use as the standard, simple packaging is selected. Generally use plastic bags or vci bags.
Packing during general anti-rust treatment period
The anti-rust treatment period is one year, suitable for rolling bearings for general main purposes. Generally use vci bag, vci paper, desiccant, etc.
Packaging for long anti-rust treatment period
The anti-rust treatment period is two years, suitable for special and precision bearings. Generally use anti-rust oil, vapor phase anti-rust bag, anti-rust paper, etc.
FAQ
As one of the leading bearings manufacturers and suppliers in China, we warmly welcome you to buy high-grade bearings for sale here from our factory. All our are with high quality and competitive price. For more information, contact us now.
, Excavator Slewing Bearings


