Hangzhou Jnsn bearing Co.,Ltd. is one of the leading and professional suppliers in bearings,specializing in designing and manufacturing various types of bearings including deep groove ball bearings, spherical insert bearings, tapered roller bearings etc.

Q: What kinds of bearing you supply?
A: Main products are Ball bearing, Deep groove ball bearing,Cylindrical Rooler bearing,
Needle bearings, Angular contact bearing etc, as per customers' drawings or samples.

Q: When inspecting bearings, what should we need to consider?
A: The precision of the bearings (dimension tolerance, loading rate), internal
clearance and hardness under heat treatment, structure of cage and material.

Q: Any professional certifications?
A: Yes, ISO 9001:2008, RoHS.

Q: What is the producing process?
A: Production process including raw material cutting, machine processing, grinding, accessories
cleaning, assemble, cleaning, stoving, oil coating, cover pressing, testing, package.

Q: How to control the products quality?
A: Combining advanced equipment and strict management, we provide high standard and
quality bearings for our customers all over the world.

Q: What are the main markets of your company?
A: Machine Tool Equipment, Mining Machinery, Food Processing Industry, Water Pump, Conveyor.

Q: Why choose us ?
A: a. With experiences over 15 years.
b. Strict inspection and high quality with reasonable price.
c. OEM service provided.