Bearing Item:231/530 231/530K 231/530CAW33 231/530MBW33 231/530CAF3W33
Dimension: d*D*B/mm 530*870*272
Weight:645KG
load Ratings:Cr=7130KN Cor=14000KN
Limiting speed r/min:Grease=260 oil=340
Steel material:Gcr15 SiMn Or G20Cr2Ni4
Hardness:Rings=58~62HRC Rollers=60~62HRC
We offer:
Rings: black chamfer and black lubrication groove or light one.
Rollers:URB type roller,normal roller,symmetrical roller.
Cage:Brass cage and steel cage
Payment:T/T L/C D/P
Delivery time:stock or 45 days
OEM service:acceptable
Products advantage:
1)All the steel materials are from Dalian steel factory(best material for normal products in local market)
2)We offer best and strong brass cage
3)All the bearings design are refer to Monton.
4)We are doing all process such as steel forging design,rings/rollers turning,grinding and whole the heat treatment process.
5)Perfect bearing production quality control system
6)Advanced production equipment and detection instrument.
7)Very low rougness value with high speed rolling and ratings.
8)Shortest delivery with best service and after sale services.
9)ISO9001 quality management system certificated factory.
10)International advanced technics and the bearings can replace import brand bearings.