Product Details
Black Aluminum oxide blasting media Top Quality Al2O3 80% Min.
Black aluminum oxide is a new alternative abrasive, it is mainly divided into two grades, ordinary grade and
top-quality grade. The ordinary grade Al2O3 content is 62% min.,
and the Top-quality grade Al2o3 content is 80% min.
Top quality black aluminum oxide is harder than ordinary black
aluminum oxide, with similar hardness as Brown aluminum oxide, and
is mainly used for high-grade sandblasting and polishing. The newly
developed black aluminum oxide top-quality P sand is a new type of
abrasive for producing sandpaper and abrasive belt.
Specification | Chemical Composition % |
Al2O3 | Fe2O3 | SiO2 |
Ordinary Grade | 62% Min. | 6-12% | ≤25 |
Top quality | 80% Min. | 4-8% | ≤10 |
Items | Index |
Color | Black |
Crystal Structure | Trigonal |
Hardness (Mohs) | 8.0-9.0 |
Melting temperature(℃) | 2050 |
Max. operating temperature(℃) | 1850 |
Specific gravity(g/cm3) | 3. 50 Min. |
Sizes Available: |
Ordinary Grade | Top-quality |
Grits: F12#-F400 | Grits: F46#-F240# |
Section sand: 0-1,0.4-1,1-3,3-5mm | Micropowder: F280-F1000 |
Package: 25kgs bag+ Ton bags or Pallets or as per customer's
requests.
Delivery: 10-30 days on board according to quantity 25-200mt.
FOB Tianjin, China
- Suitable for many new industries like nuclear power, aviation, 3C
products, high quality stainless steel, special ceramics, etc.
Why Choose us?
1) 20 years abrasive industry experiences
2) The biggest black fused alumina producer in China, one of Top 10
corundum manufacturers in China
3) Well-known brand in China Abrasive Industry
4) Free samples to test
Caroline Cui
Company Profile


Zhengzhou Zhengtong Abrasive Import & Export Co., Ltd is
specialized in providing ceramia beads blast -ing media, Zirconia
beads grinding media and Aluminum Oxide abrasive using in grinding,
polishing cutting, sandblasting and refractories. Main products are brown fused alumina, black fused alumina, white
fused alumina , silicon carbide and ZIRNANO series ceramic beads, zirconia grinding beads etc.. |

FACTORY of Ceramic beads blasting media and Zirconia beads grinding
media
The production base is located in Henan Province, Zhengtong
Abrasive grows fast depen-ding on the high quality plant sources
.The annual output 20000 mts in brown fused alumina, 30000mts in
black fused alumina,10000mt in white fused alumina and 7000 mts in
black silicion carbide and 3000 mts in ceramic beads and zirconina
grinding beads series. All passed by the certification of
ISO9001:2008 Standard Quality Management System Certificate and the
Environmental Assessment. Products can be made according to GB/T(China Standard ),FEPA
(European Standard), JIS (Japanese Industrial Standards),and also can be customized. |
Fixed supply, traceable products, stable quality and batch
consistency is the characteristics of industry and trade
integration enterprises and also the outstanding one of Zhengtong
Abrasives.
Zhengtong Abrasives has a professional technical management team in
abrasive industries, profess-ional foreigner trader, perfect
quality control system, extensive sales channels. The products are
well sold to more than 20 countries around the world, such as USA,
Russia, Italy, Poland, Japan, South Korea, Thailand,India, Pakistan
and so on. |
Carrying out the essence of “Integrity&Global”,Zhengtong
Abrasive will provide satisfying products , bigger
value and better services to all the customers worldwide.