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  • China Cheap price Corundum Mono-Cystalline - Monocrystalline Fused Alumina – Yufa

    China Cheap price Corundum Mono-Cystalline - Monocrystalline Fused Alumina – Yufa

    Chemical Composition Chemical Composition Al2O3 % ≥ Na2O % ≤ SiO2 % ≤ Fe2O3 % ≤ Single Crystal Corundum 99 0.2 0.5 0.1   Pefa F F24, F30, F36, F40, F46, F54, F60, F80, F90, F100, F120, F150 Other spec are available upon request. Melting Process Tilting Furnace – Transfert – Cool Down – Barmac Crusher & Sorting – Sand Making – Warehouse QC To the monocrytalline fused alumina, the chemical composition of Al2O3, SiO2, Fe2O3,K2O...
  • Hot New Products Refractory Magnesite Alumina Spinel - Fused Alumina Magnesia Spinel – Yufa

    Hot New Products Refractory Magnesite Alumina Spinel - Fused Alumina Magnesia Spinel – Yufa

    Chemical Composition Chemical Composition       MA-72       MA-75       MA-78       MA-85 Al2O3%≥ 70 – 74 74 – 77 77 – 82 82 – 87 MgO%≤ 24 – 28 21 – 24 16 – 21 11 – 16 SiO2%≤ 0.4 0.4 0.4 0.4 Fe2O3%≤ 0.25 0.25 0.25 0.25 Apparent Porosity %≤ 5 3 3 3 Bulk Density g/cm3≥ 3.3 3.3 3.3 3.3 Grit and Fine Powder 0.1-0 mm, 0.2-0 mm, 0.5-0 mm, 1-0 mm, 1-0.5 mm, 3-1 ...
  • High Quality Monocrystalline Fused Alumina - Monocrystalline Fused Alumina – Yufa

    High Quality Monocrystalline Fused Alumina - Monocrystalline Fused Alumina – Yufa

    Chemical Composition Chemical Composition Al2O3 % ≥ Na2O % ≤ SiO2 % ≤ Fe2O3 % ≤ Single Crystal Corundum 99 0.2 0.5 0.1   Pefa F F24, F30, F36, F40, F46, F54, F60, F80, F90, F100, F120, F150 Other spec are available upon request. Melting Process Tilting Furnace – Transfert – Cool Down – Barmac Crusher & Sorting – Sand Making – Warehouse QC To the monocrytalline fused alumina, the chemical composition of Al2O3, SiO2, Fe2O3,K2O...
  • Cheap PriceList for White Corundum Abrasive Mesh - White Fused Alumina for Abrasives – Yufa

    Cheap PriceList for White Corundum Abrasive Mesh - White Fused Alumina for Abrasives – Yufa

    PEFA F Grain & Micro Powder: Chemical Composition And Particle Size Composition Standard Chemical Composition  Chemical Composition Na2O%≤ Al2O3%≥ SiO2%≤ Fe2O3%≤ Magnetic Object %≤  Common 0.3 99.4 0.1 0.05 0.001 Micro Sodium 0.06 99.7 0.1 0.03 0.001 F12 - F220 Particle Size Composition  Grain Size Marking Ultra Coarse Grains Coarse Grains Medium Grains Mixed Grains Fine Grains 100% Pass The Following Sieves/Sieve Number Can...
  • OEM/ODM China White Corundum Oxide - White Fused Alumina for Refractories – Yufa

    OEM/ODM China White Corundum Oxide - White Fused Alumina for Refractories – Yufa

    Chemical Composition Chemical Composition Grit > 0.1mm Typical Value Fine Powder ≤ 0.1mm Typical Value Al2O3%≥ 99.2 99.5 99 99.3 SiO2%≤ 0.1 0.03 0.15 0.08 Fe2O3%≤ 0.1 0.03 0.1 0.06 K2O+Na2O%≤ 0.35 0.25 0.4 0.3 Apparent Porosity %≤ 8 6     Common Bulk Density g/cm3≥ 3.6 3.65     High Bulk Density g/cm3≥ 3.68 3.72     True Density g/cm3≥ 3.9 3.93 3.9 3.93   Chemical Composition Of Low Sodium, Mi...
  • Excellent quality Fused Magnesia Alumina - Fused Alumina Magnesia Spinel – Yufa

    Excellent quality Fused Magnesia Alumina - Fused Alumina Magnesia Spinel – Yufa

    Chemical Composition Chemical Composition       MA-72       MA-75       MA-78       MA-85 Al2O3%≥ 70 – 74 74 – 77 77 – 82 82 – 87 MgO%≤ 24 – 28 21 – 24 16 – 21 11 – 16 SiO2%≤ 0.4 0.4 0.4 0.4 Fe2O3%≤ 0.25 0.25 0.25 0.25 Apparent Porosity %≤ 5 3 3 3 Bulk Density g/cm3≥ 3.3 3.3 3.3 3.3 Grit and Fine Powder 0.1-0 mm, 0.2-0 mm, 0.5-0 mm, 1-0 mm, 1-0.5 mm, 3-1 ...
  • PriceList for Calcined Alumina For Ic Substrates - Calcined Alumina (PA) Series for Polishing – Yufa

    PriceList for Calcined Alumina For Ic Substrates - Calcined Alumina (PA) Series for Polishing – Yufa

    Specification 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 5.5-6.5 <5 >95 17 +++++ ++ PA2000 ≥99 2000 ~6 <1 5.5-6.0 95 14.2 +++ +...
  • OEM manufacturer Aluminum Oxide - White Fused Alumina for Abrasives – Yufa

    OEM manufacturer Aluminum Oxide - White Fused Alumina for Abrasives – Yufa

    PEFA F Grain & Micro Powder: Chemical Composition And Particle Size Composition Standard Chemical Composition  Chemical Composition Na2O%≤ Al2O3%≥ SiO2%≤ Fe2O3%≤ Magnetic Object %≤  Common 0.3 99.4 0.1 0.05 0.001 Micro Sodium 0.06 99.7 0.1 0.03 0.001 F12 - F220 Particle Size Composition  Grain Size Marking Ultra Coarse Grains Coarse Grains Medium Grains Mixed Grains Fine Grains 100% Pass The Following Sieves/Sieve Number Can...
  • Best quality Dense Fused Alumina Material - Fused Dense Corundum – Yufa

    Best quality Dense Fused Alumina Material - Fused Dense Corundum – Yufa

    Chemical Composition Chemical Composition Grit > 0.1mm Typical Value Fine Powder ≤ 0.1mm Typical Value Al2O3%≥ 99.2 99.6 99 99.4 SiO2%≤ 0.5 0.4 0.7 0.5 Fe2O3%≤ 0.1 0.03 0.1 0.05 TiO2%≤ 0.1 0.05 0.1 0.05 CaO%≤ MgO%≤ Na2O%≤ C%≤ 0.08 0.12 0.1 Apparent porosity %≤ 2 0.8 2 0.8 Bulk Density g/cm3≥ 3.9 3.93 True Density g/cm3≥ 3.96 3.99 3.96 3.98 Grit and Fine Powder 0.1-0 mm,...
  • Super Lowest Price Calcined Aluminum Oxide - Alumina Ceramic Products – Yufa

    Super Lowest Price Calcined Aluminum Oxide - Alumina Ceramic Products – Yufa

    Ceramic Insulators for Spark plugs Model No./Characteristic index F series F series Φ10mm, Φ12mm lengthened series Density of Ceramic (g/cm3) ≥3.70 ≥3.70 ≥3.70 Dielectric Strength (KV) ≥38 ≥38 ≥38 Flexural Strength (N) ≥600 ≥450 ≥380 Appearance Color White White White       Alumina Ceramic Tube Mainly used for the protection of the temperature sensor, make the temperature sensor and outside isolation, decrease or prevent component...
  • OEM Supply Fused Aluminum Oxide Powder - White Fused Alumina for Refractories – Yufa

    OEM Supply Fused Aluminum Oxide Powder - White Fused Alumina for Refractories – Yufa

    Chemical Composition Chemical Composition Grit > 0.1mm Typical Value Fine Powder ≤ 0.1mm Typical Value Al2O3%≥ 99.2 99.5 99 99.3 SiO2%≤ 0.1 0.03 0.15 0.08 Fe2O3%≤ 0.1 0.03 0.1 0.06 K2O+Na2O%≤ 0.35 0.25 0.4 0.3 Apparent Porosity %≤ 8 6     Common Bulk Density g/cm3≥ 3.6 3.65     High Bulk Density g/cm3≥ 3.68 3.72     True Density g/cm3≥ 3.9 3.93 3.9 3.93   Chemical Composition Of Low Sodium, Mi...
  • Cheap price White Corundum Sand - White Fused Alumina for Abrasives – Yufa

    Cheap price White Corundum Sand - White Fused Alumina for Abrasives – Yufa

    PEFA F Grain & Micro Powder: Chemical Composition And Particle Size Composition Standard Chemical Composition  Chemical Composition Na2O%≤ Al2O3%≥ SiO2%≤ Fe2O3%≤ Magnetic Object %≤  Common 0.3 99.4 0.1 0.05 0.001 Micro Sodium 0.06 99.7 0.1 0.03 0.001 F12 - F220 Particle Size Composition  Grain Size Marking Ultra Coarse Grains Coarse Grains Medium Grains Mixed Grains Fine Grains 100% Pass The Following Sieves/Sieve Number Can...
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