comparison chart of grit size

    Grit Sizes
    Standard
    of Coated
    Abrasives		   China National
  Standard For
  Abrasive Grit
      sizes		 Symbols for Grit
  Sizes of  Dry
  Sanding Cloth		 Symbols for Grit
    Sizes of
   Waterproof
  Sanding Paper

   JB3630-84

   GB2477-83

        **

       **

       P16

       16

        **

       **

       P20

       20

        **

       **

       22

        **

       **

       P24

       24

        4#

       **

       P30

       30

        **

       **

       P36

       36

      3-1/2#

       **

       P40

       40

        3#

       **

       46

      2-1/2#

       **

       P50

       54

        **

       **

       P60

       60

        2#

       **

       P70

       70

        **

       80#

       P80

       80

      1-1/2#

    100#,120#

       P100

       90

        **

       **

       P120

       100

       1#

      150#

       120

       0#

    180#,220#

       P150

       150

       00#

    240#,260#

       P180

       180

       000#

    280#,330#

       P220

       220

        **

      320#

       P240

       240

       **

       W63

      0000#

      360#

      (P280)

        **

        **

      400#

      (P320)

       W50

     00000#

      500#

      (P360)

      600#

      (P400)

       W40

        **

      700#

      (P500)

      (P600)

       W28

        **

      800#

      (P800)

      (P1000)

       W20

        **

       **

      (P1200)

  

                                                    

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shandong dragon abrasives enterprise group co.,ltd.
rizhao branch:rizhao flotta hardware and mill tools co.ltd
add: No.138,northern of zhengzhou road,rizhao,shandong,china
tel: 86-633-8332928 fax: 86-633-8352255
Email:sales@dragonabrasives.com
http://www.dragonabrasives.com

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