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                    Address: Large Bridge Town Industrial Park,JiangDu,Jiangsu,China
                    Post Code: 225000
                    Tel: +86-0514-86449989
                    +86-0514-86449987
                    Fax: +86-0514-86449388
                    Email: 605186492@qq.com

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                    polishing powder

                    Brown corundum polishing powder       It is brown and features high toughness and anti-crushing capacity.It can bear high Pressure.It is suitable for making bonded and coated abrasive tools.wet or dry blasting sand,superprecision grinding and polishing,making high quality refractory materials and so on.It is also suitable for processing carbon steel,malleable cast iron,hard bronze and semi-conductor materials.

                    White corundum polishing powder         It is white and harder and more brittle than A .It features strong cutting force and steady chemical property and excellent insulation .It can be used for making bonded and coated abrasive tools,wet or dry blasting sand.It is suitable for super precision grinding and polishing of crystal and electronic industry and making hingh quality refractory materials.It is also suitable for proessing the materials with high hardness and tensile strength such as chilled steel ,alloy steel ,high-speed steel and high carbon steel .Meanwhile ,it can be used as catalyst carrier ,insulator and presicion casting sand ,etc.

                    GC corundum polishing powder      It is green and features high hardness,strong cutting force ,steady chemical property and good capacity of heat-transmission.It can be used for making bonded and coated abrasive tools ,free grinding and polishing .It is suitable for processing casting iron ,hard alloy ,tatium alloy ,high speed steel,etc .It can also lapping the nonmetallic materials such as glass ,ceramics ,stones ,agates and high jewelery ,as well as heating elements and heat energy elements ,etc .

                    Specification of the polishing powder granularity and scale of the sizes:

                    category
                    Chinese GB2477-83 Standard
                    Japanese JIS(76)Standard
                    Granularity
                    Size of Basic Grain
                    Granularity
                    Size of Basic Grain 
                    Micropowder
                    W63
                    63-50
                    320#
                    62-52.5
                    W50
                    50-40
                    360#
                    52.5-44
                    W40
                    40-28
                    500#
                    37-31
                    W28
                    28-20
                    700#
                    26-22
                    W20
                    20-14
                    1000#
                    18-14.5
                    W14
                    14-10
                    1200#
                    14.5-11.5
                    W10
                    10-7
                    1500#
                    11.5-8.9
                    W7
                    7-5
                    2500#
                    7.1-5.9
                    W5
                    5- 3.5
                    3000#
                    5.9-4.7
                        
                         The granularity of the polishing powder we produce can reach 3000#. All of the polishing powder products we offer to our customers are tested by microscope scale and laser granularity inspection equipment and the results live up to the standard. And our products feature uniform in granularity, good stability, strong grinding force and so on.
                     
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