China wholesale 2.5 Mm Ball Bearing Factory – Bearing 6203 with high temperature grease of former holder – DEMY

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We strive for excellence, service the customers", hopes to become the best cooperation team and dominator enterprise for personnel, suppliers and customers, realizes value share and continuous promotion for Ball Bearing 6206, Bush Roller Chain, 13mm Ball Bearing, We will supply best quality, the most market competitive price, for every new and old customers with the most perfect green services.
China wholesale 2.5 Mm Ball Bearing Factory – 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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China wholesale 2.5 Mm Ball Bearing Factory –  Bearing 6203 with high temperature grease of former holder – DEMY detail pictures


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Dedicated to strict high-quality management and considerate shopper company, our experienced team associates are normally available to discuss your requirements and ensure full shopper gratification for China wholesale 2.5 Mm Ball Bearing Factory – Bearing 6203 with high temperature grease of former holder – DEMY, The product will supply to all over the world, such as: Botswana, Turkmenistan, Peru, our qualify products have good reputation from the world as its most competive price and our most advantage of after-sale service to the clients.we hope we can provide a safe, environmental products and super service to our clients from all of the world and establish strategic partnership with them by our professional standards and unremitting efforts.
  • The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.
    5 Stars By Doreen from Florida - 2017.11.11 11:41
    It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.
    5 Stars By Marco from Chicago - 2017.08.28 16:02

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