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1、 JADE Bearing:ISO9001:2000 ? ? ? ?SL?SL04?SL18?SL01?SL02 ? ? Danieli ? ? ? 90% ? ? ? ?300? ?2003?2003?800? ?2008?4500?08? ?200? ?30%?30? ? ? ?12?ISO9001?2008? ? ? PROFILE Changzhou Jade-bearing Co.,Ltd is located in Changzhou, Jiangsu. It covers a floor space of 12000 square meters including a produ
2、ction space of 10000 square meters. Changzhou Jade-bearing Co., Ltd is specialized in producing water pump bearings, needle roller bearings, cylindrical roller bearings and all kinds of nonstandard bearing. The productions are widely used for cars, motorcycles, textile industries construction machin
3、eries, machine tools etc in domestic and world-wide markets. Jades bearings have been exported to America, Europe, Taiwan, Hong Kong and Southeast Asia. etc. and have a nice reputation for high quality in domestic and international market. The company kept a dramatic developing trend, since it found
4、ed in 2003. The production value of 2008 is 45 million. There are 200 experienced workers in our company, and 20% of them have college or higher degree. The chief engineer of company who has over 30 years ecperience in bearing manufacturing industry holds the respnsbility for innovation and developm
5、ent. Recently, we have more than 100 precision CNC machines and grinders in total and 12 precision measure instruments to meet the requirement of manufacturing, All manufacturing processes are controlled under ISO9001:2000 system, in order to assure the high quality of our products. Jade-bearing has
6、 a strong capacity in product and technique development. All products are engineered by experienced expertise, manufactured with advanced equipment and controlled under an efficient quality insurance system. We guarantee to provide first-class productions and service to all customers. We will warmly
7、 welcome users and friends from home and abroad to our factory for business to share profits and develop together. ? ? . 1 ? 4 ? 7 ? . 10 ? 13 ? . 16 ? 19 ? . 22 ? 24 ? 28 ? . 32 ? 36 ? 38 ? . 41 1 ?COMBINED BEARINGS FOR STEEL SECTIONS ? ? RAW MATERIALS Outer RingsSteel UNI 16NiCr4 casehardened and
8、tempered Final surface hardness 62+/-2Hrc Inner RingsSteel UNI100Cr6 hardened and tempered Final surface hardness 62+/-2 Hrc Rolling ElementsSteel UNI 100Cr6 hardened and tempered Final hardness 62+/-1 Hrc Main StudFe52C annealed to be easily welded ? ? ? 62+/-2 HRC ? 62+/-2 HRC ? 62+/-1 HRC ?20#? C
9、OMBINED BEARINGS FOR STEEL SECTIONS? ? 2 ? APPLICATION/? The combined bearings are manufactured according to the Unified Parameters which govern a correct execution of rolling bearings. This series can be supplied both with a retaining cap and they can therefore be relubricated and in the sealed per
10、formance. The outer rings are normally scheduled in correct convex performance to counteract the inevitable geometrical errors originating from the coupling with the guideways in which they roll. Bearings are greased at source with grade “3“ lithium base grease. For special performances, as the use
11、of these bearings at high temperatures, please inquire our Engineering Office. ? ? ? ? ? ? ?3? ? ? COMBINED BEARINGS FOR STEEL SECTIONS? ? DIMENSIONAL TOLERANCES, CLEARANCES, LOAD FACTORS TolerancesAccording to DIN 620 Tolerance ClassP “0“ Radial ClearanceAccording to DIN 620 Load RatingsAccording t
12、o ISO 76 and ISO 281 ? ? ? ?DIN 620? ?P “0“ ?DIN620? ? ?ISO 76 ?ISO 281? 3 Jade-bearingDimensions/?Load ratings/? Speed ? Mass ? ZZ2RS d mm D mm C mm H mm H1 mm H2 mm D1 mm C2 mm d1 mm s mm Degress r mm R mm R1 mm V mm C CN C0 CN CA CN C0A CN Grease rev./min Kg MR.706(1)3052,519332764316402,510?3500
13、50024,532,5668000,39 MR.001(1)MR.021(1)30622037,530,57502042220?35005003135,51111,59000,52 MR.002(1)(3)MR.0223570,12344368572248220?3500500M6?1 (3) 45,55114139000,78 MR.003MR.0234077,7234836,511,56124542,520?3700700M6?14856,818188001,02 MR.005MR.0254588,930574413682659320?4700700M6?168 7223237001,61 MR.007MR.02760107,7316955148234713,520?47001000M6?1819531366502,69 MR.009MR.029601233772,35616,39240804,520?410001000M6?111013243505003,88 MR.010MR.030601494378,558,520116501034,515?410001000M6?115119268714006,65 MR.191601494
