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Calcined Alumina (PA) Series for Polishing

Series:

    • 1. Fine polishing series:The original crystal is less than 1 μm
    • 2. Medium polishing series
    • 3. Special for rough polishing purple wax
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Applications

Parameter

Model No.  Chemical Composition(%) Mesh Grain Size Ｄ50 +325 Mesh Original Crystal Conversion Rate Oil Absorption Value Cutting force Glossiness
Al2O3 μm % μm %
PA200S ≥99 65-75 >65 >95 +++++ ++
PA500S ≥99 300 5.5-6.5 <3 2.5-3.5 >95 +++++ ++
PA200 ≥99 200 18-22 50-55 6.0-10 >95 10-20 +++++ ++
PA500 ≥99 500 14-16 <30 >95 23 +++++ ++
PA800 ≥99 800 10-15 <5 >95 17 +++++ ++
PA2000 ≥99 2000 ~6 <1 5.5-6.0 95 14.2 +++ +++
PA21G ≥99 2500 ~4 <2.5 2.0-3.0 95 19.6 +++ +++
PA20G ≥99 3000 ~3.6 <1 2.0-2.5 95 17.2 +++ +++
PA5G ≥99 15000 ~1.8 <1 ~1 <90 ++ +++++

FAQ for PA series:

  • 1. What's the α conversion rate of your PA series?

    Usually will more than 95% of the alpha conversion, and the special one lower than 90%.

  • 2. What's the alumina content of your PA series?

    More than 99%.

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