China wholesale Ball Bearing 6202 Suppliers – Bearing 6203 with high temperature grease of former holder – DEMY

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We emphasize advancement and introduce new products and solutions into the market each year for 4mm Ball Bearing, Threaded Ball Bearing, Acme Roller Chain, We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
China wholesale Ball Bearing 6202 Suppliers – Bearing 6203 with high temperature grease of former holder – DEMY Detail:

The precision of bearing contains precision and rotating accuaracy dimension precision is a project that mount on shafts, it includes inside diameter, outside diameter, width, chamfer size tolerance or allowed value.Geometric accuracy includ diameter deviation, average inner diameter deviation, out side diameter deviation, average diameter ring width deviation in single radial plane.rotation accuracy is rotating Pendulum, including the inner ring and outer ring radial swing and the axial runout, Side of inner ring and outer diameter surface perpendicularity tolerance range.Bearing precision grade from general grade 0 to 6, 5, grade 4 and grade 2, in turn, below is table comparison between preeision class of china GB 307 and other precision standard.Giant bearing precision grade is from grade 6, 5, 4 and 2 levels of four grades. 

The outer ring 11, the inner ring 12, and the ball 13 which are bearing components are 0.95 mass% or more and 1.10 mass% or less carbon, 0.05 mass% or more and less than 0.3 mass% silicon, 0.10 mass% or more and 0.50 mass% 11 A of outer ring raceways and 12 A of inner ring raceways which are the surface which consists of steel which consists of the following manganese, 1.30 mass% or more, and 2.00 mass% or less, and consists of steel which consists of remainder iron and an impurity, and contacts with other components. And the average nitrogen concentration in the surface layer regions 11B, 12B, and 13B which are regions within a depth of 20 μm from the ball rolling surface 13A are 0.2% by mass or more and 0.7% by mass or less, and in the surface layer regions 11B, 12B, 13B, 5 or more carbides with a diameter of 0.5 micrometer or less exist per 100 micrometer.

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We emphasize advancement and introduce new products and solutions into the market each year for China wholesale Ball Bearing 6202 Suppliers – Bearing 6203 with high temperature grease of former holder – DEMY, The product will supply to all over the world, such as: Jordan, Hongkong, Bandung, Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world
  • This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Megan from Indonesia - 2018.12.05 13:53
    The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
    5 Stars By Maud from Swansea - 2018.06.18 19:26

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