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Pink aluminum
oxide(PA) Pink
aluminum oxide (PA) is used to grind measuring and cutting tools,
instruments,
etc., which demand low roughness on the surface. |
Chemical Composition |
Grit |
Chemical
composition (%, by weight) |
Al2O3 |
Cr2O3 |
F12 ~ F90
|
≥ 98.50 |
0.15 ~ 0.40 0.80 ~ 1.50 |
F100 ~ F220 |
≥ 98.00 | |
Note:
special requirement on Cr2O3 content can be
satisfied through discussion. | |
|
|
|
Single
crystal aluminum oxide(SA)
It
is used to grind stainless steel, high-speed steel and heat
sensitive
steel. |
Chemical Composition
(JB/T 7996-1995)
|
Grit
|
Al2O3 (%,
by weight) |
F24 ~ F90
|
≥ 98.50 |
F100 ~ F220 |
≥ 98.00 | |
Note: Special
requirement on chemical composition can be satisfied through
discussion. |
|
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|
Microcrystal aluminum oxide (MA) is used to
grind stainless steel, bearing steel, nodular cast iron,
etc. |
Chemical Composition (JB/T
7987-1995) |
Grit
|
Chemical composition (%, by
weight) |
AL2O3 |
TiO2
|
F4 ~ F90
|
94.00 ~ 96.50 |
2.20 ~ 3.80 |
F100 ~ F220 |
93.00 ~ 96.00 | |
Note: Special
requirement on chemical composition can be
satisfied through discussion.
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Zirconia
aluminum oxide(ZA) Especially
suitable for snagging billets of stainless steel, carbon steel,
alloy steel,
etc. |
Chemical Composition(JB/T 1189-1992)
|
Item
|
AL2O3 |
ZrO2
|
TiO2
|
Content (%, by
weight) |
> 68.0 |
20.0 ~ 30.0 |
< 3.0 | |
Note: Special
requirement on chemical composition can be satisfied through
discussion. |
|
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|
Black aluminum oxide(BA)
With high
toughness, black aluminum oxide is extremely suitable for polishing stainless steel and
non-ferrous metals, It’s grinding efficiency is much higher
than that of brown A/O and the
finishing effect is much
better than many of other abrasive materials.
|
Chemical Composition
|
Grit |
Content (%, by weight)
|
AL2O3 |
Fe2O3 |
F220 & Coarser
|
62 ~ 85
|
≥ 5 |
F240 & Finer
|
60 ~ 82
|
|
Note: Special
requirement on chemical composition can be satisfied through
discussion. |
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Abrasive Materials ] [
Bonded Abrasives ] [
Coated Abrasives ] [
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