Item Description

Bearing ungeared
230.twenty.0400.503 (Variety 21/520.)
230.twenty.0500.503 (Sort 21/650.)
230.twenty.0600.503 (Variety 21/750.)
230.twenty.0700.503 (Sort 21/850.)
230.twenty.0800.503 (Type 21/950.)
230.twenty.0900.503 (Sort 21/1050.)
230.20.one thousand.503 (Kind 21/1200.)
 
230.21.571.013 (Kind 21/520.)
230.21.571.013 (Sort 21/650.)
230.21.0675.013 (Variety 21/750.)
230.21.571.013 (Type 21/850.)
230.21. 0571 .013 (Kind 21/950.)
230.21. 0571 .013 (Sort 21/1050.)
230.21.1075.013 (Type 21/1200.)
 
280.30.0900.013 (Sort a hundred and ten/1100.)
280.thirty.one thousand.013 (Type one hundred ten/1200.)
280.thirty.1100.013 (Variety 110/1300.)
280.thirty.1200.013 (Sort a hundred and ten/1400.)
280.thirty.1300.013 (Type a hundred and ten/1500.)
280.30.1400.013 (Kind 110/1600.)
 
280.thirty. 0571 .013 (Type 110/1100.)
280.thirty.1075.013 (Kind one hundred ten/1200.)
280.thirty.1175.013 (Kind one hundred ten/1300.)
280.thirty.1275.013 (Kind 110/1400.)
280.30.1375.013 (Variety 110/1500.)
280.thirty.1475.013 (Sort one hundred ten/1600.)
 

Bearing with exterior gear
231.twenty.0400.503 (Type 21/520.1)
231.20.0500.503 (Kind 21/650.1)
231.twenty.0600.503 (Variety 21/750.1)
231.20.0700.503 (Type 21/850.1)
231.20.0800.503 (Kind 21/950.1)
231.20.0900.503 (Type 21/1050.1)
231.twenty.one thousand.503 (Type 21/1200.1)
 
231.21.571.013 (Kind 21/520.1)
231.21.571.013 (Sort 21/650.1)
231.21.0675.013 (Variety 21/750.1)
231.21.571.013 (Type 21/850.1)
231.21. 0571 .013 (Type 21/950.1)
231.21. 0571 .013 (Sort 21/1050.1)
231.21.1075.013 (Type 21/1200.1)
 
281.thirty.0900.013 (Variety one hundred ten/1100.1)
281.30.one thousand.013 (Variety 110/1200.1)
281.thirty.1100.013 (Type one hundred ten/1300.1)
281.30.1200.013 (Sort one hundred ten/1400.1)
281.thirty.1300.013 (Type a hundred and ten/1500.1)
281.thirty.1400.013 (Type 110/1600.1)
 
281.30. 0571 .013 (Kind 110/1100.1)
281.thirty.1075.013 (Kind a hundred and ten/1200.1)
281.thirty.1175.013 (Type 110/1300.1)
281.30.1275.013 (Variety 110/1400.1)
281.thirty.1375.013 (Variety a hundred and ten/1500.1)
281.thirty.1475.013 (Sort a hundred and ten/1600.1)
 

Bearing with interior gear
232.20.0400.503 (Variety 21/520.2)
232.twenty.0500.503 (Type 21/650.2)
232.20.0600.503 (Sort 21/750.2)
232.twenty.0700.503 (Sort 21/850.2)
232.twenty.0800.503 (Type 21/950.2)
232.20.0900.503 (Kind 21/1050.2)
232.twenty.one thousand.503 (Sort 21/1200.2)
 
232.21.571.013 (Kind 21/520.2)
232.21.571.013 (Sort 21/650.2)
232.21.0675.013 (Variety 21/750.2)
232.21.571.013 (Variety 21/850.2)
232.21. 0571 .013 (Kind 21/950.2)
232.21. 0571 .013 (Variety 21/1050.2)
232.21.1075.013 (Variety 21/1200.2)
 
282.thirty.0900.013 (Sort a hundred and ten/1100.2)
282.30.a thousand.013 (Variety a hundred and ten/1200.2)
282.30.1100.013 (Variety one hundred ten/1300.2)
282.thirty.1200.013 (Sort a hundred and ten/1400.2)
282.thirty.1300.013 (Variety 110/1500.2)
282.thirty.1400.013 (Variety 110/1600.2)
 
282.thirty. 0571 .013 (Kind a hundred and ten/1100.2)
282.30.1075.013 (Variety a hundred and ten/1200.2)
282.thirty.1175.013 (Type 110/1300.2)
282.thirty.1275.013 (Sort a hundred and ten/1400.2)
282.thirty.1375.013 (Sort one hundred ten/1500.2)
282.30.1475.013 (Kind a hundred and ten/1600.2)

one. Introduction
LYHY is a professional company in slewing ring bearings considering that 1993. We can also layout and make other regular and non-standard ball bearings, roller bearings and precision bearings as per customer’s diverse technological requirements.
Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing.
Slewing ring bearing is a bearing that CZPT to bear axial load, radial load and overturning torque.
 
two. Composition
Single row ball slewing bearings
Double row ball slewing bearings
Crossed roller slewing bearings
Triple row roller slewing bearings
Flange slewing bearings
Slewing ring bearings with no equipment
Slewing ring bearings with external gear
Slewing ring bearings with internal gear
 

3. Software:
Slewing ring bearings can be broadly utilized in lifting & transportation machinery, mining machinery, building equipment, port hoisting machinery, port oil transfer products, onshore and offshore crane, excavator, concrete machine, paper machine, plastic and rubber device, weave equipment, metal plant, digital power plant, wind electricity generator, other development and industry machines or equipments and other massive rotary device. 

Sorts of Ball Bearings

In their most basic sort, Ball Bearings have a single common attribute – they are manufactured of steel. The vast majority of these bearings are manufactured of 52100 metal, which has 1 per cent chromium and one particular percent carbon. The metal can be hardened by warmth trea
tment. 440C stainless steel is utilized for rusting troubles. A cage about the ball balls is traditionally produced from slender metal. Nevertheless, some bearings use molded plastic cages to conserve money and friction.

One-row types

Metal linear translation levels usually use solitary-row patterns for ball bearings. These sorts of bearings provide sleek linear journey and can endure large masses. The materials steel has a large modulus of elasticity and a substantial stiffness, as well as a reduced thermal growth than aluminum. For these causes, metal is the content of option for a ball bearing in a standard person atmosphere. One-row styles for ball bearings are also suited for purposes in humid or corrosive environments.
Solitary-row patterns for ball bearings are accessible in a assortment of sizes and are axially adjustable. They have a higher radial ability, but demand fairly little area. Solitary-row deep groove ball bearings with snap rings are STN 02 4605 or R47, respectively. Bearings with snap rings are determined by a suffix these kinds of as NR. They might not have seals or shields installed.
These single-row angular get in touch with ball bearings are capable of supporting axial and radial hundreds. In a two-raceway arrangement, the radial load on bearing A triggers a radial load to act on bearing B. Both axial and radial forces are transmitted among solitary-row angular speak to ball bearings, and the resulting interior power have to be taken into account to compute equivalent dynamic bearing masses P.
Single-row deep groove ball bearings are the most widespread variety of ball bearings. These bearings are made with only one particular row of rolling factors. The solitary-row layout is straightforward and resilient, which makes it best for substantial-velocity purposes. Solitary-row designs for ball bearings are also available in various bore dimensions. They can also arrive in a assortment of designs and are non-separable. If you need to have a large-velocity bearing, you may possibly want to opt for a double-row design and style.
In addition to single-row patterns for ball bearings, you can pick ceramic or metal ball bearings. Ceramic balls are noticeably more difficult than steel balls, but they are not as tough as steel. Therefore, ceramic bearings are stiffer than metal ball bearings, resulting in elevated pressure on the outer race groove and decrease load ability. This is a great gain for those who want the bearings to be light-weight and strong.
The distinction among single-row and double-row designs is in the way that the interior and outer ring are set up. A solitary-row style places the internal ring in an eccentric place relative to the outer ring. The two rings are in contact at 1 position, which causes a massive gap in the bearing. The balls are then inserted via the gap. As a end result, the balls are evenly distributed during the bearing, which forces the interior and outer rings to become concentric.
Deep-groove ball bearings are one particular of the most popular varieties of ball bearings. They are obtainable in distinct types, such as snap-ring, seal and defend preparations. The race diameter of a deep-groove ball bearing is near to the ball’s diameter. These sorts of bearings are suited for weighty hundreds, and their axial and radial support are superb. Their primary drawback is that the get in touch with angle cannot be modified to accommodate a broad selection of relative loads.

Ceramic hybrid ball bearings

Hybrid ball bearings with ceramic balls have many advantages. They characteristic enhanced kinematic conduct and need considerably less lubrication. Therefore, they can decrease functioning costs. Additionally, their minimal thermal enlargement coefficient makes it possible for for smaller sized alterations in get in touch with angle and preload versions, and they can keep tolerances. Moreover, ceramic hybrid ball bearings have considerably improved daily life spans when compared to standard steel-metal ball bearings, with up to ten moments the lifespan.
Though ceramic bearings can be utilized in automotive programs, numerous individuals imagine that they are a bad selection for bicycle hubs. They don’t minimize bodyweight and only operate nicely in substantial-rpm environments. As a outcome, a lot of cyclists will not even bother with ceramic-based bearings. Nevertheless, each Paul Lew and Alan are of the viewpoint that ceramic bearings are ideal suited for industrial or healthcare gear applications. Moreover, Paul and Alan believe that they are perfect for substantial-altitude drone motors.
Another edge of ceramic hybrid ball bearings is that they use much less friction than typical steel-based balls. They are also far more resilient, necessitating considerably less lubrication than steel-primarily based bearings. In addition, the reduced friction and rolling resistance associated with ceramic-based ball bearings means that they can previous 10 times more time than metal-dependent bearings. A ceramic-dependent hybrid ball bearing can be used for programs in which pace and lubrication are vital.
Ceramic hybrid ball bearings characteristic both metal and silicon nitride balls. Silicon nitride balls have fifty% much more modulus of elasticity than metal balls and can increase precision and precision. Ceramic balls also have a smoother surface area complete than steel balls, which decreases vibration and spindle deflection. These advantages outcome in elevated pace and enhanced creation high quality. In addition to this, ceramic balls can also reduce the working temperature, maximizing the work setting.
Hybrid bearings are a common alternative to metal bearings. They have some benefits more than traditional steel bearings, and are getting to be a popular selection for engineered applications. Hybrid bearings are best for higher velocity devices. The content utilised to manufacture ceramic balls is a higher-top quality alloy, and is comparatively affordable. But you must realize that lubrication is even now needed for hybrid bearings. If you are not cautious, you could end up squandering cash.
These ball bearings can be utilised in many industries and apps, and they are widely compatible with most metals. The primary gain of hybrid ball bearings is that they are really durable. Whilst steel balls have a tendency to corrode and wear out, ceramic ball bearings can endure these problems whilst minimizing upkeep and replacement fees. The advantages of hybrid ball bearings are clear. So, think about switching to these more recent sorts of ball bearings.

Self-aligning ball bearings

Self-aligning ball bearings are a good decision for many programs. They are a great alternative to classic ball bearings, and they are excellent for rotating purposes in which the shaft must shift in numerous instructions. They are also excellent for use in rotating areas the place a limited tolerance is needed. You can decide on in between two types: plain and flex shaft. Read on to locate out which 1 will match your demands.
Self-aligning ball bearings are made with a increased axial load carrying capacity than one-row radial deep groove ball bearings. The quantity of axial load carrying capability is dependent on the strain angle. These bearings have a hollow raceway in the outer ring that allows the internal ring to pivot without friction. They are frequently utilized for higher-pace programs. Due to the fact of their design and style, they are extremely correct.
Self-aligning ball bearings are radial bearings that function two rows of balls in a spherical outer ring. They also attribute two deep uninterrupted raceway grooves in the internal ring. Their unique attributes make them an outstanding decision for programs the place shaft deflection is a important aspect. Even with their little measurement, they have a substantial stage of precision and can stand up to weighty masses.
Self-aligning ball bearings can compensate for misalignment in shaft purposes. The inner ring and ball assembly are positioned inside an outer ring made up of a curved raceway. This spherical layout makes it possible for the balls and cage to deflect and re-align close to the bearing centre. These bearings are also ideal for programs the place shaft deflection is substantial, such as in easy woodworking machinery.
An additional variety of self-aligning ball bearing employs a widespread concave outer race. The two balls and outer races automatically compensate for angular misalignment caused by machining, assembly, and deflections. When compared to spherical rollers, they have reduced frictional losses than their spherical counterparts. Self-alignment ball bearings also have lower vibration stages in comparison to other types of bearings.
Self-aligning ball bearings operate in misaligned purposes due to the fact their spherical outer raceway can accommodate misalignment. This design permits them to perform in apps exactly where shaft deflection or housing deformation is widespread. They are consequently much more suited for reduced to medium-sized loads. The only real disadvantage to self-aligning ball bearings is their price. If you want to acquire a self-aligning ball bearing for your up coming venture, you can assume to pay out about $1500.