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Vitrified Diamond and CBN Grinding Wheels for Top and Bottom Grinding of Sapphire Wafer Edge

The CBN Grinding Wheels used a special a fixed pellets, it is provide smart bond to fixed the every diamond grits look like an independent knife to be a cutting tools and have an excellent particle shape with self-sharp edge. During the process, itwill accumulate these tens of thousands diamond...

  • Features & Specification


    Vitrified bond diamond grinding wheels are usually used for sapphire wafer edge grinding. The double disc surface grinding wheel is mainly used to process various sapphire lenses, microscope lenses, lenticular lenses, prism sheets, and various optical glass lenses, which have high processing efficiency and outstanding smooth lens effect.


    Vitrified Wheel for Sapphire grinding regular dimension:



    Shape

    D

    T

    H

    X

     

     

    1A2

    450

    45

    215

    10

    450

    41.5

    215

    10


    615

    28

    250

    5


    632

    20

    240

    3


    632

    24.5

    240

    7.5





        


    For the the top and bottom grinding of workpiece, we will use a set(two pcs) of sapphire grinding wheels. The number of parts processed by each set of grinding wheels is 500,000 to 1,500,000 pcs, and the roughness is about Ra0.05μm to Ra0.2μm, the flatness is about 2μm. The dimensional error between single-disc parts is 1 to 2 μm.


    detailed.jpg




    Feature: The sapphire grinding wheels used a special fixed pellets for top and bottom grinding, they provide smart bond to fixed the every diamond grits look like an independent knife to be a cutting tools and have an excellent particle shape with self-sharp edge. During the process, it will accumulate these tens of thousands diamond cutting point to present faster remove rates with stable cutting ability & lower scratch.


    How to choose proper grinding tools for sapphire wafer edge grinding?

     

    Which Bonds?

    Vitrified Bond Diamond&CBN grinding tools

    Vitrified bonds are based on fusible glasses and fillers and the abrasive grains. Vitrified bonds are available in different hardness levels by controlling its density.

    Characteristics:

    l  Good dress ability and profile ability

    l  Self sharpening

    l  High cutting speeds

    l  High removal productivity

    Other similar products and industries:


    similar products.jpg



    Packing: 1 piece grinding wheel per color box or brown box with sponge to protect, several pieces will be put in a proper master carton.



    How to buy?

    1.please send inquiry to our email info@jrdiamondtools.com or send inquiry in bottom of page.

    2.Kind please provide product information to us. If can not provide, pls let us know application so that our staff will recommend proper tool for you. 

    3.As soon as we agreed on prices and other terms, our staff will send PI for payment. When production finished, parcel will be sent out by DHL.

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