|Grade||Ball Diameter Variation||Deviation From Spherical Form||Lead Diameter||Ramaximum Surface Roughness|
First class service is provided since YNN was founded in 1999.With the more than 15 years experience,we have formed a complete pre-sale,in-sale Service, and after-sale service system.
1.YNN bearing provide all kinds of bearings and full service for clients. And also small amount order is welcomed in our company. Our products has four main classifications, Ball bearings, Roller bearings, Sliding bearings and Automotive bearings.
2.Our company relationships reached 70 companies in China. From miniature bearing to heavy big bearing, we can provide one stop service to all kinds and size bearings.
3.We have a professional international sale team to provide realiable, fast and sincere service for you !
1.Full ranges of bearing products are provided, please don`t hesitate to send us your inquiry.
2.We have two Detection fields in Cixi city and Zhenjiang city, the bearings should have two inspection process, one after the production lines, and the other one should happen in our detection fiels.
Also, we have a senior technician in the detection fields to take charge of all bearing testing. Strict quality system with advanced testing equipment can guarantee each bearing in your hands are brilliant !
3.About the delivery of bearing, this is a very common problem in the bearing industry. We have a very big storage place in our detaction fields. So, we are able to provide your bearings on time !
Packaging:YNN bearings has two modes of packing available depending on customer's request
Industrial roll packing
Miniature & small sizes bearings:
Medium & large sizes bearings:
Individual color box packing:
YNN Color nylon bag→ YNN Color paper box→ YNN carton→ Pallet
YNN bearings are coated with rust proof oil before being packed and shipped.
Bearings shall be stored at room temperature with a relative humidity of less than 60%.
Under proper storaging conditons, bearings rust resisting period can last for half an year.
When the rust resisting period is expired, bearings should be re-oiled if necessary.
After sale service:
1. YNN bearing group have worked in bearing industry since 1999 year over 15 years cause we are a responsible company in China !
2. We have our professional merchandisers to supervise the whole process, and have priority rights on factory production schedule. So we can provide the cargo to you strictly obey to our contract
3. We have a very professional international sales team in Shanghai, if any questions and comments, our people can reply you within 48 hours!