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Spot Supply Black Fused Alumina Use for Abrasives Material

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  • 5 yrs

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Product Highlights

  • High Toughness & Hardness: Moh's hardness 9.0 and Knoop hardness 1800-2200 kg/mm2 for effective grinding.
  • Customizable Particle Size: Available in sizes 16# to 325# with full customization options for specific needs.
  • Customizable Packaging: Flexible packaging options including 25kg/bag, 500kg/Jumbo, and custom designs.
  • Eco-Friendly Material: New type of environmental protection material made from bauxite smelting.
  • Versatile Applications: Ideal for sandblasting, polishing, grinding, and manufacturing cutting sheets.
  • Factory Direct Pricing: Best ex-factory price guaranteed with strict quality control and management.
  • Free Sample Availability: Free samples provided, though freight costs must be covered by the customer.

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Shipping Cost:
Contact the supplier about freight and estimated delivery time.

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Clearer shipment tracking with platform-supported logistics.
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Optional pre-shipment inspection for quality and quantity checks.
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Platform-assisted dispute resolution, including refunds or returns when applicable.

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Product Images of Spot Supply Black Fused Alumina Use for Abrasives Material

Spot Supply Black Fused Alumina Use for Abrasives Material pictures & photos
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material pictures & photos
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material pictures & photos
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material pictures & photos
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material pictures & photos
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material pictures & photos
Spot Supply Black Fused Alumina Use for Abrasives Material
  • Spot Supply Black Fused Alumina Use for Abrasives Material
    Spot Supply Black Fused Alumina Use for Abrasives Material
  • Spot Supply Black Fused Alumina Use for Abrasives Material
    Spot Supply Black Fused Alumina Use for Abrasives Material
  • Spot Supply Black Fused Alumina Use for Abrasives Material
    Spot Supply Black Fused Alumina Use for Abrasives Material
  • Spot Supply Black Fused Alumina Use for Abrasives Material
    Spot Supply Black Fused Alumina Use for Abrasives Material
  • Spot Supply Black Fused Alumina Use for Abrasives Material
    Spot Supply Black Fused Alumina Use for Abrasives Material
  • Spot Supply Black Fused Alumina Use for Abrasives Material
    Spot Supply Black Fused Alumina Use for Abrasives Material

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Product Description

Product Description

Black Fused Alumina


Spot Supply Black Fused Alumina Use for Abrasives Material

The main raw material of black fused alumina is aluminum oxide (AI2O3) with a content of 70% to 80%, containing more impurities such as silicon oxide and titanium oxide, and is a black corundum. It is a new type of environmental protection material.

Black fused alumina is also called low-aluminum corundum, is a gray-black crystal with α-Al2O3 and iron spinel as the main mineral phases, which is obtained by smelting bauxite in an electric arc furnace. It is characterized by a low Al2O3 content, and a certain amount of Fe2O3 (about 10%) exists, so black fused alumina has the characteristics of moderate hardness, high toughness, high temperature resistance and stable thermal performance.

Product Parameters
 
Subject Indicator value
Name black fused alumina
color black
melting point 2050ºC
Bulk density 3.5 g/cm3
Moh's hardness 9.0
Knoop hardness 1800-2200 kg/mm2
Maximum use temperature 1850ºC
Size 16#, 24#, 30#, 36#, 46#, 60#, 80#, 100#, 120#, 150#, 180#, 200#, 325#

Notice: The specifications in the above table can also be customized according to customer needs.

 
Grade 

Chemical Composition

Al2O3

   SiO2

     Fe2O3

   TiO2

I

≥ 85

6-9

 5-8

 2-4

II ≥ 80

 › 9

 › 8

 › 4

 
Typical Application

Spot Supply Black Fused Alumina Use for Abrasives MaterialThe main uses of black corundum are as follows:

1. Black corundum can be used for free grinding, such as bottom surface polishing of metal parts before electroplating, aluminum products.

2. Black corundum can be used for bicycles, motorcycles, sewing machines, clock parts and so on.

3. Black corundum can be used for polishing lighting, plastic and hardware tools, etc. It is also suitable for sandblasting (rust removal, glass spraying).

4. Black corundum can be used as a processing material to manufacture resin cutting sheets, angle grinding sheets and coated abrasives.

5. Black corundum grain size sand and micro powder are especially suitable for the grinding and polishing of stainless steel workpieces and the manufacture of whetstone and grinding paste.

6. Black corundum section sand is the preferred material for non-slip pavement and storage under coal mine pits.

Packaging & Shipping
 
Spot Supply Black Fused Alumina Use for Abrasives Material

The commonly used packaging forms are as follows:

25kg/bag, 25Kg/drum, 500kg/Jumbo, lined PE water-proof and outer metal or carbon drum, 

the weight and measurement clearly marked on package.

Besides, we can customize packaging according to customer needs.

 
The transportation methods we choose are mainly:

1. Sea transportation 

2. Air transportation 
3. Land transportation 
4. Train transportation
Spot Supply Black Fused Alumina Use for Abrasives Material
 
About Us
 
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material
Spot Supply Black Fused Alumina Use for Abrasives Material



Spot Supply Black Fused Alumina Use for Abrasives Material

Ningxia Yongruida Carbon Co., Ltd.  is a manufacturer integrating production and sales. We have abundant strength and enthusiastic service attitude. We have exported to many countries, such as Europe, Asia, Africa, Australia, South America and so on, and have been well received by customers.

In addition, we have professional R&D and sales teams, and own factories and laboratories. Each batch of our product samples will be inspected by our quality inspector. After a series of tests, our products will be delivered to customers to provide them with quality assurance.


Spot Supply Black Fused Alumina Use for Abrasives Material

Above are the certificates related to our products. We have relevant approval certificates for product export, as well as declarations of conformity to standards.

Our products have quality inspection certificates that meet the standards, and the quality inspection certificates are certified by the China Quality Certification Center.

 

FAQ
 

Q: Are you trading company or manufacturer ?
A: We are factory.So you do not have to worry about quality and price, we can guarantee the best quality and the most reasonable price.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What's your MOQ?
A: Normally, 1000kg. But any trial order, which quantity is less than MOQ, is also warmly welcomed.

Q: What are your advantages?
A: First, high quality and best ex-factory price.
Second, strict management and quality control system.  
Third, high-quality service team, providing timely service.







 

About the Supplier

This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI2591643". Items marked "verified" are certified.

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Ningxia Yongruida Carbon Co., Ltd.
Ningxia Yongruida Carbon Co., Ltd.
Ningxia Yongruida Carbon Co., Ltd.
Ningxia Yongruida Carbon Co., Ltd.
Ningxia Yongruida Carbon Co., Ltd.
Ningxia Yongruida Carbon Co., Ltd.
Ningxia Yongruida Carbon Co., Ltd.
Ningxia Yongruida Carbon Co., Ltd.

About Our Factory & Business Background

verified Business Type
Trading Company
Address
Ningxia Province, Shizuishan City, Dawukou District, Xinghai Town, Linghu Village, Sheep Farm 22-1, Shizuishan, Ningxia, China
verified Plant Area
120 square meters
verified Number of Employees
3
verified Registered Capital
1,000,000 RMB
verified Terms of Payment
LC, T/T, D/P, PayPal, Western Union, Small-amount payment
verified International Commercial Terms(Incoterms)
FOB, CIF, CFR, EXW
verified Average Lead Time
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays
verified Nearest Port
Qingdao Port; Tianjin Port
verified Minimum Order Quantity
1 Ton
verified Supply Chain Partners
10

Our Production Capability & Technical Expertise

verified Main Products
Activated Carbon; Corn Cob; Manganese Sand
verified Customization Options
Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
verified R&D Engineers
1 people

Our Industry Experience & Global Business Record

verified Year of Establishment
2014-12-18
verified Export Year
1 Year
verified Main Markets
Domestic
verified Repeat Buyers Choice
30%~50%
verified Number of Foreign Trading Staff
1
verified Overseas Agent/Branch
No
verified New Products Launched in Last year
No

Our Certifications, Standards & Industry Recognition

verified Cooperated with Fortune 500
No

FAQ

Are you trading company or manufacturer?
We are factory.So you do not have to worry about quality and price, we can guarantee the best quality and the most reasonable price.
How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but do not pay the cost of freight.
What's your MOQ?
Normally, 1000kg. But any trial order, which quantity is less than MOQ, is also warmly welcomed.
What are your advantages?
First, high quality and best ex-factory price. Second, strict management and quality control system. Third, high-quality service team, providing timely service.

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