Abrasive Grits Brown Fused Alumina

FANCHUANG Brown Fused Alumina is a high-performance abrasive material produced through the high-temperature smelting of premium bauxite, anthracite, and iron filings in an electric arc furnace. With an Al₂O₃ content of 95%–97%, it exhibits exceptional purity, while trace elements such as Fe, Si, and Ti enhance its structural stability.

Renowned for its outstanding thermal resistance and chemical inertness, FANCHUANG BFA is widely utilized in demanding industrial applications, including steelmaking, cement production, and glass manufacturing. Its superior durability makes it an ideal choice for high-temperature refractory linings in chemical processing equipment.

Additionally, FANCHUANG Brown Fused Alumina stands out for its remarkable hardness and grinding efficiency, making it a critical raw material in abrasive manufacturing. Its versatility ensures consistent performance in precision grinding, cutting, and surface preparation across various industrial sectors.

Common brown corundum models

section sand		0-1mm 1-3mm  3-5mm  5-8mm
fine powder		200#-0       320/325-0
grain size sand	F/P	12# 14# 16# 20# 24# 30# 36# 40# 46# 54# 60# 70# 80# 90# 100# 120# 150# 180# 220#
mircro powder	W	W63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5
	JIS	240# 280# 320# 400# 500#  600#  700# 800# 1000# 1200# 1500# 2000# 2500# 3000#
	EU	F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500

raw material	smelting bauxite, anthracite and iron fillings
crystal form	trigonal system
main chemical compostion	α-Al2O3
color	brown
smelting method	tilting furnace/fixed furnace
true density	≥3.9g/cm3
Moh's hardness	9.0
melting point	2250℃
Grade	Frist grade
chemical index
Al2O3	≥95%
SiO2	≤1.0%
Fe2O3	≤0.15%
TiO2	2.2-2.8%

 

Premium Raw Material Selection
FANCHUANG sources high-grade bauxite with an Al₂O₃ content exceeding 85% for smelting. Skilled workers meticulously select the ore to guarantee superior quality from the initial production stage.

Extended Secondary Refining Process
To enhance purity and performance, FANCHUANG refines its brown fused alumina twice-extending smelting time by three hours beyond industry standards. This ensures optimal hardness and durability.

Precision Grading by Experts
After smelting, the brown corundum blocks undergo rigorous manual screening and grading. Each batch is carefully classified to meet strict quality specifications.

Advanced Production Technology
FANCHUANG utilizes high-power magnetic separators with five channels to eliminate silicon and iron impurities effectively. This innovative approach delivers high-performance abrasive grits at a competitive cost.

Stringent Quality Assurance
With a professional technical team and strict testing protocols, FANCHUANG inspects every production phase in detail. Their dedicated QC team ensures consistent quality across all products.

Brown corundum is called the teeth of industry,mainly used in refractory materials,grinding wheels,sandblasting,abrasive rust removal,emery cloth and other aspects.

High-Performance Refractory Solutions
FANCHUANG Brown Fused Alumina serves as a critical component in advanced refractory materials, including castables and firebricks. Its exceptional heat resistance and durability make it ideal for high-temperature industrial applications, ensuring long-lasting performance in furnaces, kilns, and metallurgical processes.

Precision Surface Treatment – Sandblasting
Widely applied in surface preparation, FANCHUANG's abrasive grits deliver superior cleaning and texturing for aluminum, copper, glass, and precision molds. Its uniform particle distribution ensures consistent finishes while minimizing substrate damage.

Ultra-Fine Grinding Applications
As a premier grinding abrasive, it processes high-precision materials such as optical glass, monocrystalline silicon, lenses, and gemstones. Its sharp edges and controlled fracturing enable efficient material removal with minimal surface defects, making it essential in watchmaking, electronics, and jewelry industries.

High-Strength Resin Bond Abrasives
FANCHUANG's optimized grain structure provides excellent hardness and toughness for resin-bonded tools. The self-sharpening particles maintain consistent cutting performance in grinding wheels and cutting discs, ensuring efficiency in metalworking and composite material processing.

Coated Abrasive Manufacturing
A key raw material for abrasive papers and cloths, its uniform grain size and high purity allow for smooth, aggressive sanding surfaces. Ideal for woodworking, metal polishing, and automotive refinishing, it enhances productivity in coated abrasive production.

Wear-Resistant Functional Fillers
Incorporated into specialty construction materials, automotive brake systems, and industrial flooring, it significantly improves wear resistance. Its application extends to airstrips, docks, and sports surfaces, where durability under heavy friction is crucial.

Advanced Filtration & Drilling Media
Utilized as a filtration bed medium, it effectively purifies water and wastewater. In mining, it aids non-ferrous metal separation, while its high density serves as a weighting agent in oil drilling mud, enhancing drilling efficiency.

High-Pressure Hydro-Abrasive Cutting
As a cutting medium in waterjet systems, FANCHUANG's abrasive enables precise slicing of steel, pipelines, and thick alloys. Its fast-cutting capability and low consumption reduce operational costs in heavy industrial cutting applications.

 

Q:Who are we?
A: We are Zhengzhou Fanchuang Abrasives Technology Co., Ltd, a professional manufacturer and supplier dedicated to the research, development, and production of high-performance abrasive products. Based in Zhengzhou, Henan-China's industrial hub-we leverage advanced technology and strict quality control to deliver abrasives that meet global standards. Our products are widely trusted in markets across Europe, North America, and Asia for their durability and precision.

Q: Can you accept customization?
A: Absolutely! We understand that every project has unique demands. Whether it's adjusting product specifications (grit size, material, bonding agents) or tailoring packaging (labels, logos, bulk/retail options), our team collaborates closely with you to create solutions that fit your exact needs.

Q: Are samples available for quality test?
A: Yes, we provide free samples so you can verify quality firsthand. However, shipping costs are typically covered by the customer. Sample requests are processed swiftly-usually within 1–3 business days-to expedite your decision-making.

Q: How can you guarantee quality?
A: Quality is non-negotiable for us. From raw material selection to final inspection, every batch undergoes rigorous testing (hardness checks, particle distribution analysis, and performance trials). Our ISO-certified processes guarantee abrasives that outperform industry benchmarks.

Q: What are your terms of payment?
A: We offer flexible options: T/T (Bank Transfer), L/C (Letter of Credit), PayPal, Western Union, and more. Let us know your preference, and we'll find a secure, mutually beneficial arrangement.

Q: Where is your nearest loading port?
A: Most shipments depart from  Qingdao seaport, ensuring cost-effective and timely logistics. We handle export formalities, so you receive goods smoothly.

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