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FAQs

Q：What is the shelf life of the bearings I buy?Jul 26,2019
Q: What are cylindrical bearings are and how are they used?Feb 2,2021
Q:What is the difference between using a shield or a seal as a ball bearing closure?Jul 26,2019
Q：What is the purpose of the bearing retainer ？Jul 26,2019
Q:What does 7mm or 8mm mean about the bearings of skatesJul 26,2019
Q:What does ABEC stand for?Jul 26,2019
Q: What’s the application of SUNBEARING bearings on roller skates？Jul 26,2019
Q:What's The Difference Between Bearing Seals And Shields?Jul 26,2019
Q: Can the calculated values also be used for assembling competitor bearings?Jul 26,2019
Q: How about different reductions in radial internal clearance / expansionJul 26,2019
Is it permissible to remove the hydraulic nut immediately after the final position has been reached?Jul 26,2019
Q: When does the oil pressure have to be applied in the fitting joint between bearing and shaft?Jul 26,2019
Q: From which bearing size does the hydraulic method make sense or is required?Jul 26,2019
Q: Which tolerance applies to the drive-up distance calculated with the help of the software?Jul 26,2019
Q: Why is a digital pressure gauge recommended for measuring the axial displacement?Jul 26,2019
Q: Does the bearing bore have to be cleaned prior to mounting?Jul 26,2019
Q:Is it permissible to subject the bearing to loads during the mounting procedure?Jul 26,2019
Q: Is it permissible to interrupt the mounting procedure for an extended period when drivingJul 26,2019
Q: When is it necessary to change the pre-set radial clearance reduction?Jul 26,2019
To which initial clearance values does the calculation program apply?Jul 29,2019
Q： Is it still necessary to measure the radial clearance?Jul 29,2019
Q: What should be considered in the replacement of the bearing of different brands?Jul 29,2019
Q: What are the requirements for the main bearing of the machine tool?Jul 29,2019
Q： Do the bearings must to be cleaned before installing ?Jul 29,2019
Q: Is the more grease applied to lubricate the bearings the better?Jul 29,2019
Q: Will you check these products before shipment?Jul 29,2019
Q:What kind of shipment will you use?Jul 29,2019
Q: Can you provide the design drawingsApr 30,2021
PRODUCTS ADVANTAGE:Jul 29,2019
Q:Could you offer door to door service?Jul 29,2019

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