Zys Roller / Ball Combination Slewing Bearing for Mining Machine

• Separated：Separated
• Material：Bearing Steel
• Feature：Roller ,Ball Combination Slewing Bearing
• Inner Diameter：3808mm
• Sealing Type：Sealed or Not
• Breadth：159mm

=== Base Info ===

• Model NO.：221.32.4000
• Gear Breadth：109mm
• Mass：2278kg
• Number of External Gear：261
• Gear M：16
• Rolling Body：Roller Bearings
• The Number of Rows：Single
• Transport Package：Cases and Pallets or as Customer′s Requirment
• Specification：customized
• Trademark：ZYS
• Origin：Luoyang

=== Description ===

Basic Info.

Model NO. 221.32.4000 Gear Breadth 109mm Mass 2278kg Number of External Gear 261 Gear M 16 Rolling Body Roller Bearings The Number of Rows Single Transport Package Cases and Pallets or as Customer′s Requirment Specification customized Trademark ZYS Origin Luoyang

Product Description

Slewing bearing types
ZYS slewing bearings can be divided into the following types according to their structures as single row four point contact ball slewing bearing, single row cross roller slewing bearing, double row different ball diameter slewing bearing, three row cylindrical roller slewing bearing and roller/ball combination slewing bearing. These types of bearings can be further divided into bearings without gears, bearings with external gears and bearings with internal gears.


Company Information
ZYS Luoyang Bearing Science And Technology Co., Ltd.
ZYS Tenet: To lead the science and technology development of bearing industry and to improve the world'sequipment level.
ZYS Spirit: To keep continuous improvement, to pursue brilliance.
ZYS Core values: Integrity, rigor, innovation, mutual benefit.

ZYS was formerly known as Luoyang bearing research institute, which was founded in 1958 and was the only first-class comprehensive research institute in China bearing industry. As it became one member of China National Machinery Industry Corporation in 1999, the former institute was transformed into the science and technology enterprise. Then Luoyang Bearing Science & Technology Co., Ltd. Was established in 2001. It was listed at Shenzhen Stock Exchange with stock code 002046 in 2005.

ZYS Advantage
ZYS has a strong strength of manufacturing high-precision and high-reliability bearings and relevant parts. ZYS company not only possesses advanced bearing manufacturing equipments and international first-class measuring instruments, but also has strong strength of manufacturing, inspecting and testing the high-precision and high-reliability bearings and relevant spare parts. In the meantime, it always keeps a leading position in bearing basic theory, lubrication technology, design, material, test, information criterion and other aspects.

Glory
Top 200 most promising companies of China in Forbes
Top 500 in China Machinery Industry
Excellent Enterprise with China Well-know Trademark
High-performance Bearings Laboratory
State Quality Supervision and Testing Center for Bearing
ISO/TC4 China Secretariat
The Research Center for High-speed Precision Bearing Engineering in Machinery Industry
...


We would like to and ready to do business with any company from all over the world. If any of ZYS products interests you or if you have interests in ZYS company, please don't hesitate to contact with us, we would like to give you ZYS best quality service any day any time!

Contact us
Address: No. 1 Jilin Road, Luoyang City, Henan, Province, China.
Zip Code: 471039
Website: chinazys.en.made-in-china.com

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Material:   GCr15,9Cr18,G20CrMo or others

Certificate:  GB/T19001-2000(ISO9001:2000),  GJB/Z9001A-2001,  GJB9001A-2001