High Quality RU28 Cross Roller Bearing 10*52*8mm
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Cross roller bearing is a special type of bearing with inner ring segmentation and outer ring rotation. Due to its unique structure, it is commonly used as a joint bearing in industrial robots.
The design of RU series large slewing bearings can provide high rotational accuracy and stiffness in a small space, greatly saving material costs. This type of bearing is installed by crossing two sets of bearing raceways and rollers at a right angle, with adjacent rollers facing in opposite directions. Isolation blocks are installed between rollers, and support washers are also installed on the rollers, which allows the two half columns of rollers to be accommodated in the same space. The angle and conical geometry of the bearing make the effective span of the bearing several times larger than the actual width of the bearing itself.
The RU series large slewing bearings are suitable for high-speed machine tool applications, such as vertical boring machines and vertical grinders. It is also particularly suitable for many devices with limited space and high rotation accuracy requirements.
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1,Q: Are you trading company or manufacturer ?
A: We are factory.
2,Q: How long is your delivery time ?
A: Generally it is 3-5 days if the goods are in stock.or it is 15-20 days if the goods are not in stock, it is according to quantity.
3,Q: Do you provide samples for RU28?is it free or extra?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
4,Q: What is your terms of payment for RU28?
A: Payment<=1000USD, 100% in advance.Payment>=1000USD,30% T/T in advance,pay the balance before shippment.
5, Q:Could you accept OEM and customize for RU28?
A:YES,we can customize for you according to sample or drawing.
6, Q: When can I get the price for RU28?
A: after we get your inquiry,usually within 2-6 hours.Urgent will be faster.
7,Q:How about your quality of RU28?
A:Our quality of bearings is based on ISO9001 and quality of bearing is our soul.
8, Q: What is the MOQ for RU28?
A: Usually ≥1, According your demand.
9,Q: Will you check these bearing before shipment?
A: Yes, before shipment products will be strictly inspection on our factory QC Process System.We have a professional QC team.
10, Q: What will we do if If you are not satisfied with the RU28?
A: If have any abnormal,Please contact us at first time, we will immediately processing.
If you need any brand or any models bearings , please contact me!
Contact: April
Email: nsk@llhbearing.com
Skype/Wechat:April15315593063
MP/Whatsapp: 008615315593063




Jinan Maolei bearing Co.,Ltd. is located in the “Spring City” Jinan. We insist on the philosophies of “integrity” and “pragmatic & win-win business”. We also adhere to the “people-oriented” and “advancing” enterprise spirit . “Quality first and customers utmost” is honored as our enterprise concept.The core products of Jinan Maolei bearing Co,.Ltd. We have our own brand “LLH”,we sincerely welcome friends from all over the world come to visit our company and talk on business,we adhere to the concept of”survival of high quality”,and provide excellent service for customers.

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