China wholesale Ball Bearing Lead Screw Manufacturers – Bearing 6203 with high temperature grease of former holder – DEMY

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Well-run equipment, professional sales team, and better after-sales services; We are also a unified big family, everyone stick to the company value "unification, dedication, tolerance" for Precision Roller Chain, Silver Ball Bearings, Glove Roller Chain Part, We sincerely welcome clients from both of those at your home and overseas to occur to barter business enterprise with us.
China wholesale Ball Bearing Lead Screw Manufacturers – 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 Ball Bearing Lead Screw Manufacturers –  Bearing 6203 with high temperature grease of former holder – DEMY detail pictures


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Well-run gear, qualified revenue workforce, and superior after-sales companies; We've been also a unified huge loved ones, anyone persist with the organization benefit "unification, determination, tolerance" for China wholesale Ball Bearing Lead Screw Manufacturers – Bearing 6203 with high temperature grease of former holder – DEMY, The product will supply to all over the world, such as: Casablanca, Vietnam, Adelaide, Our solutions have national accreditation requirements for qualified, good quality items, affordable value, was welcomed by individuals all over the world. Our goods will continue to improve inside the order and appear forward to cooperation with you, Really should any of those items be of interest to you, please letus know. We will be satisfied to provide you a quotation up on receipt of the detailed needs.
  • The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Nora from Durban - 2017.05.02 18:28
    Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces,a nice business partner.
    5 Stars By Elizabeth from Paris - 2018.06.21 17:11

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