Abrasive Material Brown Corundum Grit Electrocorundum 13A

Min Order : 1 Tons
Usage:
Purpose of use: Polishing, Sandblasting, Filling
Trade Terms:
Port : Tianjin-China
Shipment Terms:FOB CFR CIF EXW FCA DDP DDU Express Delivery DAF
Payment :
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Supplier Detail
Zhengzhou Haixu Abrasives Co., Ltd.
Established: Jul 14,1999
China China
Main Product:

white fused alumina, brown fused alumina, silicon carbide, chromite sand, garnet, boron carbide

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Ms.Pan Chen
Tel: +86-13526538098
Adr: Room 1409, #1 building, Lvdi Centre, Daxue South RoadB
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Product Description

Abrasive Material Brown Corundum Grit Electrocorundum 13A

Brown fused alumina grit is a basic abrasive grain for making abrasive tools and abrasive blasting. It is produced from natural bauxite mine by a fusing process. After fusing and melting at about 2000 centigrade, it turns to a kind of artificial brown fused alumina. The main chemical of brown fused alumina is Al2O3. So it also be called brown aluminum oxide.

With different milling technology, there are several types of brown fused alumina. They are available for different applications such as sandblasting, resin bonded abrasives, vitrified bonded abrasives,anti-skid materials,etc.

Features of Abrasive Material Brown Corundum Grit Electrocorundum 13A:

  1. High hardness around Mohs 9.0.
  2. High toughness which is a little higher than white fused alumina.
  3. Good grinding ability.
  4. A quality level with high Al2O3 purity and low TiO2 impurity.
  5. Low Fe2O3 content with magnetic removal treatment.
  6. Good grain shape with high bulk density.

Abrasive Material Brown Corundum Grit Electrocorundum 13A Application:

  1. Bonded abrasives such as cutting disc, grinding disc,fiber disc,etc.
  2. Vitrified abrasives.
  3. Blasting media,surface treatment such as dust removal and cleaning.
  4. Anti-slip applications like floor, ceramics, auto brake parts

Chemical composition

Chemical content

Grain for bonded abrasive

Grain for coated abrasive

8-80#

90-150#

180-220#

8-80#

100-150#

180-220#

AL2O3

≥95%

≥94%

≥93%

≥95%

≥94%

≥93%

Fe2O3

≤0.3%

≤0.2%

≤0.3%

Si2O

≤1.5%

≤1.2%

≤1.5%

Ti2O

≤3.0%

≤3.5%

≤3.0%

≤3.5%

Magnetic content

≤0.05%

≤0.04%

≤0.03%

≤0.05%

≤0.04%

≤0.03%

Typical physical properties

Basic minerals:

Al2O3

Hardness:

Mohs 9.0

Melting Point:

2200 ℃

Maximum service temperature

1850℃

Specific Gravity:

3.95g/cm3

True Density:

≥3.6g/cm3

Bulk density(LPD):

1.53-1.99 g/cm3

Color:

Brown

Particle shape:

Trigonal

Grit size of brown fused alumina grit

F Grit Size Mean diameter in um Bulk Density(g/cm3)
F8 2460 2.98-2.10
F10 2085 1.98-2.08
F12 1765 1.97-2.06
F14 1470 1.95-2.05
F16 1230 1.92-2.02
F20 1040 1.90-2.00
F22 885 1.88-1.98
F24 745 1.88-1.97
F30 625 1.84-1.95
F36 525 1.82-1.92
F40 438 1.80-1.90
F46 370 1.78-1.88
F54 310 1.76-1.87
F60 260 1.75-1.85
F70 218 1.73-1.84
F80 185 1.72-1.82
F90 154 1.70-1.80
F100 129 1.68-1.78
F120 109 1.66-1.77
F150 82 1.65-1.75
F180 69 1.64-1.74
F220 58 1.62-1.73

Package of brown fused alumina grit:

  1. 1MT in a jumbo bag with rings.
  2. 25 KGS in a PVC Bag,then 40 bags in a jumbo bag.
  3. 25 kgs in paper bag, then 40 bags in a pallet.
  4. Customized package are available.

  • FAQ

Q:Is your company manufacturer or trading company?

A: We are a manufacturer of fused alumina and silicon carbide from 1999. And we also export related products in the abrasives industry.

Q: Are the brown fused alumina grits you get is produced from a Tilting furnace or a Fixing furnace?

A: We have both types of brown fused alumina grits made by Fixing furnace and tilting furnace. Generally, the one made by tilting furnace get better grit shape and high purity.

Q: How many grades of brown fused alumina do you have?

A: With different Al2O3 content, we get four grades. Better quality with higher purity.

Q: Do you have a MOQ of brown fused alumina grit?

A: Generally no limit of MOQ. We can even deliver 1bag(25kgs).

Q: How do you make quality control on brown fused alumina before delivery?

A: We will check the quality of including chemical content, particle size distribution, milling toughness of brown fused alumina, Bulk density of white fused alumina,etc.

Q: Do you get an certificate for abrasive grain?

A: We get ISO9001:2015 certificate.

Q:Do you support third party inspection before delivery?

A: Yes, we support third party inspection.

Q: Do you accept OEM orders?

A: Yes, we can do OEM service with quantity above 25 MT.

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