Min 95% Al2O3 Barmac Brown Fused Aluminum Oxide Bfa for Bonded Abrasives

• Natural Abrasive Type: Natural Corundum
• Artificial Abrasive Type: Corundum Abrasives
• Source: Natural Abrasives
• Particle Size: Abrasive
• Hardness: Superabrasive
• Certificate: ISO9001:2008, MSDS, SGS .CE
• Model NO.: 1TP-05
• Hardness Moh: Vickers Harness: 2100 Hv Mohs: 9
• Bulk Density: F12#-F220# 1.98-1.68g/cm3
• Different Process: Fixed Furnace & Dumping Furnace
• Superiority: Have Our Own Factory / Plant
• Al2O3: 95%Min. Sio2 1%Max
• Fe2o3: 0.3%Max. TiO2 2.0-2.8%
• Material: Aluminium Oxide Al2O3
• True Specific: 3.97g/cm3
• Usage: for Bonded Abrasives Like Cutting Discm
• High Light: Castables Brown Fused Alumina Refractory Brown F
• Crystal Form: Trigonal Crystal system
• Product Name: Brown Fused Alumina Brown Fused Aluminum Oxide
• Melting Point: 2050 C Refractoriness 1900c
• Product Standard: GB/T,Fepa Standards etc.
• Transport Package: 25kgs Bags +Ton Bag or Pallet
• Specification: F16-F320
• Trademark: Swt
• Origin: Dengfeng. China
• HS Code: 281810000
• Production Capacity: 1000 Tons/Month

Product Description

Min 95% AL2O3 Barmac Brown Aluminum Oxide BFA F12-F220 for Bonded Abrasives

 

Brown Aluminum Oxide is also named as brown fused alumina, it is made by high-quality bauxite,coke (anthracite) as main raw materials, melting in an electric arc furnace at a temperature over 2200ºC,then made into different grain size through cooling crystallization, sort, crush, magnetic separation , screen size,blow cleaning etc..Its main chemical composition is Al₂O₃ which is over 95%, it has the characteristics of high hardness,great toughness and sharpness.

 

 

By Al2O3:

• 95% Al2O3 Grade A Brown aluminum oxide
• 92% Al2O3 Offset A Brown aluminum oxide
• 85% Al2O3 Grade B Brown aluminum oxide

By application:

• F sand for Bonded Abrasives
• P sand for coated Abrasives

By smelting type:

• Tilting furnace
• Fixed Furnace

By crushing type:

• Barmac
• Rolling
• Ball milling

By Additional treatment:

• Middle temperature calcined Brown aluminum oxide,
• High temperature calcined Brown aluminum oxide,
• Coated Brown aluminum oxide
• High temperature calcined & coated Brown aluminum oxide (AHMCF)

 

 Main Technical Index of Brown Aluminum Oxide BFA         

Commodity	Usage	Grit	Main Chemical Index
			Al2O3	TiO2	SiO2	Fe2O3	Magnetic
Brown Aluminum Oxide	Abrasive	F4~F80 P12-P80	≥95%	≤3.5%	≤1.0%	≤0.30%	≤0.05
		F90~F150 P100-P150	≥94%	≤3.5%	≤1.0%	≤0.30%	≤0.03
		F180~F220 P180-P220	≥93%	≤3.5%	≤1.0%	≤0.30%	≤0.03
	Refractory	0-1mm,1-3mm	≥95%	≤3.5%	≤1.0%	≤0.30%	/
		3-5mm,5-8mm
		0-25mm,0-30mm
		200mesh	≥94%	≤3.5%	≤1.0%	≤0.30%	/
		325mesh	≥94%	≤3.5%	≤1.0%	≤0.30%	/

 

Main Physical Index
Color	Brown
Crystal Structure	Trigonal
True Specific Gravity	≥3.97g/cm3
Bulk Density	1.68-1.98g/cm3
Vicker Hardness	2100kg /mm2
Mohs Hardness	≥9 Mohs
Compressive strength	34N
Melting point	2050ºC
Refractoriness	1900ºC
Furnace Type	Tilting furnace
Crushing Method	Barmac,Roller,Ball mill

Supply Capacity

BFA grit: F12#-F220# for abrasives and sandblasting: 1000 mt per Month

BFA section sand 0-1mm, 1-3mm, 3-5mm, 200 mesh, 325 mesh for refractory: 1000 mt per Month

 

 

Main Applications of Brown Aluminum Oxide BFA

  

Bonded abrasives : resin cutting discs, grinding wheels,honing stones etc.

Coated abrasives: sandpaper, sandbelts,flap wheels etc.

Sandblasting media to clean,polish,cut or finish surfaces both in dry or wet blasting.

Refractory materials: castable, refractory brick etc.

Anti-skid materials in high traffic areas,aircraft runway,parking floor,bridge etc.

Grit size: 16#, 20#, 24#, 30#, 36#, 46#, 54#, 60#, 80#, 100#, 120#, 150#, 180#, 220#
Micropowder: 240#, 280#, 320#, 360#, 400#, 500#, 600#, 800#, 1000#, 1200#, 1500#,  2000#
Refractory Grit size:1-0mm, 3-1mm, 5-3mm, 5-8mm, -200mesh, -240mesh, -320mesh.

 

 

Packaging & Shipping
1. 1 ton bags in container, 25 MT/20'FCL.
2. 25kg bags in container, 25 MT/20'FCL
3. 25kg bags in ton bags, then in container, 25 MT/20'FCL
4. as the customer' request.

Why Choose us?
1) 20 years abrasive industry experiences
2) Direct Factory supply & Fixed abrasive sources
3) On-site inspection in factory for each shipment
4) Samples tests each lot in Zhengzhou Research Institute for Abrasives& Grinding Co., Ltd
 
Our Brown fused alumina grit has been exported to Japan, India, Israel, Russia, Poland etc.
Pls send me email to get Brown fused alumina datasheet /samples and quotation…