Name: China Customized Brown Fused Alumina Industrial Wonder Manufacturers Suppliers - Quotation
Brand: Fuda
SKU: 277110968

Description

Technical Parameters

Brown corundum, a high-performance fine abrasive from Qinyuan Fuda New Material Technology Co., Ltd., has established itself as a pivotal material in various high-end grinding applications, thanks to its exceptional properties honed through advanced technological processes.

One of its primary uses lies in the grinding of refractory metals. These metals, known for their resistance to high temperatures and wear, pose significant challenges in processing. However, brown corundum, with its high single particle compressive strength of 6.75kg and excellent sharpness, efficiently handles these tough materials, ensuring precise and effective grinding 12.

1 . TYPICAL CHEMICAL ANALYSIS

Al2O3	95.78%
TiO2	2.15%
SiO2	1.28%
Fe2O3	0.07%

2 . PHYSICAL PROPERTIES

Color	Brown
Shape	Sharp grain shape
Crystal Form	Alpha alumina trigonal system
Specific Gravity	3.95
Hardness	2090 Knoop scale, 9.0 Mohs scale
Magnetic Material	0.0076%

3 . Brown aluminium oxide Usage:

1.Grinding media, sandblasting media;
2.Surface cleaning, grit blasting,
3.Lapping, polishing, grinding,
4.Sandblasting, etching
5.Wet and dry blasting
6.Mineral skin abrasion materials
7.Metal finishing & surface preparation
8.Refractorys, ceramics, coatings
9.Bonded & coated abrasives

3 . Technical Data
Purpose	Specification		Chemical composition(%)				Magnetic material content(%)
Purpose	Specification		Al2O3	Fe2O3	SiO2	TiO2	Magnetic material content(%)
For refractory	Size sand	0-1mm	95 Min	0.3 Max	1.5 Max	3.0 Max	-
		1-3mm	95 Min	0.3 Max	1.5 Max	3.0 Max
		3-5mm	95 Min	0.3 Max	1.5 Max	3.0 Max
		5-8mm	95 Min	0.3 Max	1.5 Max	3.0 Max
		8-12mm	95 Min	0.3 Max	1.5 Max	3.0 Max
		0-3mm	95Min	0.3 Max	1.5Max	3.0Max	-
		0-5mm	95Min	0.3 Max	1.5Max	3.0Max
		0-10mm	95Min	0.3 Max	1.5Max	3.0Max
		0-25mm	95Min	0.3 Max	1.5Max	3.0Max
	Fine powder	180#-0	93.5 Min	0.5 Max	1.5 Max	3.5 Max	-
		240#-0	93.5 Min	0.5 Max	1.5 Max	3.5 Max
		320#-0	93.5 Min	0.5 Max	1.5 Max	3.5 Max
For abrasive	F	4#-80#	95.0 Min	0.3 Max	1.5 Max	3.0 Max	0.05 Max
		90#-150#	94.0 Min	0.3 Max	1.5 Max	3.0 Max	0.03 Max
		180#-240#	93.0 Min	0.3 Max	1.5 Max	3.0 Max	0.02 Max
For producing mold of precision casting	F60-F80		≥95	≤0.3	≤1.5	≤3.0	≤0.05
	F70-F90		≥94	≤0.3	≤1.5	≤3.0	≤0.03
	F100-F120		≥93	≤0.3	≤1.5	≤3.5	≤0.02
	0-320#		≥93.5	≤0.3	≤1.5	≤3.5	≤0.02
	0-320#		≥97	≤0.5	≤0.8	≤1.0	≤0.02
Physical Properties	Colour	True Density	Mohs Hadness		Melting Temperature	Crystal System	Refractory Temperature
Physical Properties		3.90g/cm3	9		2050℃	trigonal system	1900℃
Description	High Temperature Calcined Brown Fused Alumina For Refractory Material

5 . Application

In the realm of superalloys, which are widely used in aerospace and high-temperature industrial sectors, brown corundum shines as well. Its good self-sharpness allows it to maintain consistent cutting performance even during prolonged grinding, while its high cleanliness prevents contamination of the alloy surfaces, a critical factor in maintaining the integrity and performance of superalloy components

One of the most common uses of brown fused alumina is in the abrasive industry. It serves as a key ingredient in the production of grinding wheels, sandpaper, and abrasive blocks. The high hardness of brown fused alumina, with a Mohs hardness rating of 9, allows it to effectively cut, grind, and polish a variety of materials, including metals, ceramics, and glass. In the automotive industry, for example, brown fused alumina - based abrasives are used to finish engine components, ensuring a smooth surface finish and optimal performance. In metalworking, it helps in removing excess material, deburring, and achieving precise dimensions.

6 . Package

1. 1000kgs in a big bag

2. 25kg/bag with 40 bags in a big bag

3. 25kg/bag with 40 bags on one pallet

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