Product Details
Product Description
Product Description
Pink/Ruby Fused Alumina is obtained by adding chromium oxide to high purity aluminum oxide during the fusion process.
Chemical Composition
Pink Fused Alumina(Low Chromium)
Size
| Al2O3（%）
| Cr2O3（%）
| Na2O（%）
| Fe2O3（%）
|
F012 F014 F016 F020 F022 F024 F030
F036 F040 F046 F054 F060 F070 F080
| ≥98.5
| 0.2-0.45
| ≤0.3
| 0.01-0.05
|
F090 F100 F120 F150
| ≥98.5
| 0.2-0.45
| ≤0.35
| 0.01-0.05
|
F180 F220
| ≥98.0
| 0.2-0.45
| ≤0.40
| 0.01-0.05
|
Pink Fused Alumina(Medium Chromium)
Size
| Al2O3（%）
| Cr2O3（%）
| Na2O（%）
| Fe2O3（%）
|
F012 F014 F016 F020 F022 F024 F030
F036 F040 F046 F054 F060 F070 F080
| ≥98.2
| 0.45-1.00
| ≤0.30
| 0.01-0.05
|
F090 F100 F120 F150
| ≥98.2
| 0.45-1.00
| ≤0.35
| 0.01-0.05
|
F180 F220
| ≥97.8
| 0.45-1.00
| ≤0.40
| 0.01-0.05
|
Ruby Fused Alumina
Size
| Al2O3（%）
| Cr2O3（%）
| Na2O（%）
| Fe2O3（%）
|
F012 F014 F016 F020 F022 F024 F030
F036 F040 F046 F054 F060 F070 F080
| ≥97.4
| 1.00-2.00
| ≤0.30
| 0.01-0.05
|
F090 F100 F120 F150
| ≥97.0
| 1.00-2.00
| ≤0.35
| 0.01-0.05
|
F180 F220
| ≥96.5
| 1.00-2.00
| ≤0.40
| 0.01-0.05
|
Physical Properties
Basic minerals
| α-Al2O3
|
Crystal size μm
| 600-2000
|
True density g/cm3
| ≥3.90
|
Bulk density g/ cm3
| 1.40-1.91
|
Knoop hardness kg/mm2
| 2200-2300
|
Main Applications:
---For the surface treatment of pink molten alumina: metal oxide, carbide black skin, metal or non-metal surface rust removal, such as gravity die casting mold, rubber mold oxidation or free agent removal, ceramic surface black spot, in addition to uranium, paint rebirth.
---Beautification treatment: all kinds of gold, gold ornaments, precious metal products of extinction or fog surface treatment, crystal, glass, corrugated, acrylic and other non-metallic fog surface treatment, can make the surface of processing into metallic luster. ---Used for etching and processing: jade, crystal, agate, semi-precious stones, seals, elegant stone, antiques, marble tombstones, ceramics, wood, bamboo, etc.
---Precision bond grinding tools, such as ultra-thin cutting disc, cutting wheel, grinding wheel.
---Ceramic grinding wheels such as crankshaft grinding wheel, bowl grinding wheel, cup grinding wheel, installation point, ceramic grinding tools, etc.
---Coat grinding tools, such as sandpaper and polishing wheels.
---High quality firebricks.
Available sizes
Fepa
| F012 F014 F016 F020 F022 F024 F030 F036 F040 F046 F054 F060 F070 F080 F090 F100 F120 F150 F180 F220
|
JIS
| #12 #14 #16 #20 #24 #30 #36 #40 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180 #220
|
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