Product Description
UMZ Bearing ,The rolling element of bearing is taper roller, cone roller bearing inner circle has tapered roller.Conical extension all the to the same point on the axis bearing, tapered roller bearings belong to the body bearing, our company can according to customer’s special requirements, and design production, can provide a metric system size and non-standard bearings.
Tapered roller bearing can be a direction under high load, radial and axial practical in low and middle speed aspect, we are CZPT to offer the following range of bearings: single row, double row, four column type, precision for PO and level P6.
| Name: | Umz Bearing Factory Specialized in Lm11749/Lm11710 Lm11949/Lm11910 L44649/10 M12649/10 Auto Parts Wheel Taper Tapered Roller Bearing Rolamentos Rodamientos |
| Model No. | LM11749/LM11710 LM11949/LM11910 L44649/10 M12649/10 |
| Type: | Inch Tapered Roller Bearing/Taper Roller Bearing |
| Weight: | Standard weight |
| Specifications: | Standard size |
| Material: | Chrome steel GCR-15 |
| CAGE: | Steel Cage and Nylon Cage |
| Rolling body: | Roller |
UMZ INCH TAPERED ROLLER BEARING
The structure, assembly dimension accuracy and rotation accuracy of Inch tapere roller bearings are different from those of metric bearings.It is mainly used for import-ed machinery or industries with special needs.
The Inch tapered roller bearing refers to the tapered roller bearing whose overall dimensions are measured in inches, originated from Britain and the United States;
Structure: single column, double column and 4 columns
UMZ Bearing-ZheJiang HangZhou Precision Bearing Co., Ltd. has the most advanced production equipment and perfect testing instruments. Tapered Roller Bearing, Auto wheel Bearing, Deep Groove Ball Bearing,Pillow Block Bearing,Cylindrical Roller Bearing are our main product which is strictly followed with the ISO9001 Quality Management System Standard and IATF16949 Quality Standard. The company has registered trademark “UMZ”. The products have been sold to all over the world and have replaced some of the imported products. What’s more, The products have been exported to more than 20 countries and the areas, such as the USA,Italy,Mexico,Russia,Brazil,Spain and Middle-east,etc., which is Deeply Prided by new and old customers.
Assembly Workshop
Test Workhouse
The company has complete detection means, measure and improve the means of detection means,online detection and performance of finished bearings. Have life test machine, grease leakage temperature rise test, cleanliness measuring device, roundness instrument, curvature tester, roughness tester, liquid gap tester, vibration instrument and various bearing special inspection instrument the key of high precision instruments such as CZPT instrument, roundness instrument etc. are from Britain, Japan and other countries to introduce merit, not only the formation of the strict product quality inspection system, and fully capable of independent research and Analysis on the bearing performance indexes.
Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were found:
1.12 months warranty from the first day of receiving goods;
2. Replacements would be sent with goods of your next order;
3. Refund for defective products if customers require.
Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we also customize OEM box and packing as your requirements.
Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.
Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.
Q:Do you offer free samples?
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users.
Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you;
2. Proforma Invoice made and sent to you as the price agreed by both parts;
3. Deposit Payment after confirming the PI and we arrange production;
4. Balance paid before shipment or after copy of Bill of Loading.
| Rolling Body: | Roller Bearings |
|---|---|
| The Number of Rows: | Single |
| Outer Dimension: | Small and Medium-Sized (60-115mm) |
| Material: | Chrome Steel Gcr15 |
| Spherical: | Non-Aligning Bearings |
| Load Direction: | Axial and Radial Bearing |
| Samples: |
US$ 0.1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
The Benefits of Using Self-Lubricating Bushings for Your Next Pivot
Like any other auto part, control arm bushings wear out over time. This results in an increase in irritating vibrations that can be dangerous in severe cases. The bushings in the control arms also wear out due to the stress that extreme driving conditions put on the control arms. Additionally, environmental factors and oversized tires tend to transmit more vibration through the bushing than conventionally sized tires. Whatever the cause, bushings can be the source of many problems.
wear and cracking
The main cause of dry valve side bushing cracking is a mismatch in thermal expansion of the core and flange. This situation can seriously compromise the safety of the power system. To improve the safety of dry valve side bushings, the crack development of epoxy impregnated paper under various conditions was investigated. A coupled thermomechanical simulation model was also used to study the cracking process.
The first step in diagnosing the cause of bushing wear and cracking is a visual inspection. The bushing of the lower control arm is fixed to the frame by a bracket. If there are any visible cracks, it’s time to replace the bushing. However, there is no need to replace the entire suspension. In some cases, worn bushings can cause a variety of problems, including body lean, excessive tire wear and cornering noise.
Maintenance free
If you’re considering maintenance-free bushings for your next pivot, you’ll be wondering what to look for in these components. The bushing protects the housing from corrosion and keeps the bushing under pressure. However, many users are not familiar with what these components can do for their applications. In this article, we’ll look at several examples of truly maintenance-free pivots and discuss their requirements.
One of the most popular types of maintenance-free bushings are flanged and parallel. Unlike worm gear bushings, these self-lubricating metal bearings are ideal for a variety of applications and conditions. They reduce failure and downtime costs while providing the long-term lubrication required by other types of bushings. Since these sleeves are made of lead-free material, they are RoHS compliant, which means they are environmentally friendly.Another common maintenance-free bushing is plastic. This material is easier to find off-the-shelf and relatively inexpensive to produce. However, it is not suitable for high load applications as it will crack under heavy loads and damage mating parts. Plastics can also deviate if the manufacturing process is imprecise. Plastic bushings can also crack when subjected to high loads.
self-lubricating
When using a self-lubricating bushing, there is no need to apply grease to the bushing. Oily liquids tend to attract dirt and grit, which can wear away the graphite prematurely. By eliminating the need for regular lubrication, you will reduce equipment maintenance costs. This article will explore the benefits of self-lubricating bushings. You will love your kindness.
Self-lubricating bushings have a strong base material to withstand radial bearing pressure while providing shaft support at the contact surfaces. The material also has good fatigue properties and low friction motion. Self-lubricating bushings can be used in environments with high temperatures and aggressive media. These products can also withstand enormous pressure. When using self-lubricating bushings, it is important to select the correct material.
The main advantage of using self-lubricating bushings is ease of maintenance. They don’t require oil to run and are cheaper to buy. Their main benefit is that they can significantly reduce your machine running costs. These bearings do not require oiling operations, reducing maintenance costs. These bearings also offer a simplified mechanical design due to their thin walls and high load capacity. In addition, they reduce noise levels while maintaining excellent wear resistance. Plus, their materials are ROHS compliant, which means they don’t require oil.
Hydropower installations are another area where self-lubricating bushings have proven their advantages. They reduce maintenance costs, extend equipment life, and improve environmental benefits. For example, the Newfoundland Power Company uses self-lubricating bushings in the gates of its hydroelectric power plants. These self-lubricating bushings eliminate grease from entering waterways and tailraces. As a result, power companies are able to reduce maintenance and costs.
compared to cartilage in the human body
What is the difference between tendon, bone and cartilage? Human cartilage is composed of collagen and elastic fibers. In contrast, fibrocartilage contains more collagen than hyaline cartilage. Both cartilage types are composed of proteoglycans, which have a protein backbone and glycosaminoglycan side chains. These components work together to provide structure and flexibility to the cartilage.
Bone is a combination of living and dead cells embedded in a matrix. The outer hard layer of bone is dense bone, and the inner layer is spongy, containing bone marrow, blood vessels, nerves, etc. Bone contains both organic and inorganic substances, and this process of hardening of the matrix produces bone. On the other hand, cartilage consists of chondrocytes and a matrix composed of collagen and elastin fibers. Compared to bone, cartilage is yellow and contains elastic fibers.
Although bone and cartilage are structurally identical, cartilage is more flexible. It is mainly found in the joints and respiratory system and requires flexibility. Its ingredients include collagen and proteoglycans, which provide compression and abrasion resistance. Furthermore, connective tissue is composed of cells, fibers and matrix.
The basic substance of cartilage is chondroitin sulfate, which is derived from animals. Although cartilage grows more slowly than bone, its microstructure is less organized. There is a fibrous sheath covering the cartilage, called the perichondrium. The molecular composition of the ECM plays an important role in the function of cartilage. The collagen matrix is important for cartilage remodeling and consists of changes in the collagen matrix.
Compared to metal-on-bone contact
Both metal-on-bone contact are known to cause a significant increase in the pressures in a joint. To compare the two, we first calculated the joint contact pressures in each model and compared them. The results of this study support previous research on this subject. The following sections discuss the benefits of both types of contact. They also outline some key differences between the two.
editor by CX 2023-05-05