High Density 50mm 92% Alumina Ball Heat Storage Refractory Balls in Steel Plants
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Product Highlights
- High Mechanical Strength: Cold crushing strength ranges from 13 to 36 MPa for long-term durability.
- Chemical Stability: No chemical reaction with materials, ensuring stable performance in harsh environments.
- Customizable Specifications: Al2O3 content customizable from 65% to 95%, with various sizes and densities available.
- OEM/ODM Service: Supports customization from samples or designs to meet specific client requirements.
- Wide Application Scope: Suitable for steel plants, chemical fertilizer, and high-temperature transformation furnaces.
- Quality Assurance: Strict inspection before shipment with ISO9001 certification and test reports.
- Professional Manufacturer: Established in 2011 with automated factories and over 10 years of industry experience.
Product Attributes
- Customization
- Available
- Feature
- Long Time Materials, Instant Materials, Hot Products
- Refractoriness (℃)
- Refractoriness> 2000
- Shape
- Ball
- Product Name
- High Alumina Refractory Ball
- Sio2 Content (%)
- 50%~65%
- Al2O3 Content (%)
- 65%~95%
- MGO Content (%)
- 0.8-1.2
- Cao Content (%)
- 0.34%
- Refractoriness (Degree)
- Super-Class (Refractorines
- Cro Content (%)
- 0.002%
- Sic Content (%)
- 1.2-1.4
- Model Number
- Refractory Balls, Customer's Requirem
- Cold Crushing Strength(MPa)
- 13~36
- Application
- Insulation Furnace
- Bulk Density(g/cm3)
- 2.3~3.1
- Size(mm)
- 40-80mm
- Apparent Porosity(%)
- 25~18
- Thermal Shock Resistance
- 7~20
- Type
- Refractory Material
- Material
- Alumina Block
- Transport Package
- International Standard
- Specification
- Customizable
- Trademark
- China Zhengzhou Rongsheng
- Origin
- China Zhengzhou Rongsheng
- HS Code
- 6902100000
- Production Capacity
- 5000t Per Year
Product Images of High Density 50mm 92% Alumina Ball Heat Storage Refractory Balls in Steel Plants
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Product Description
High Density 50mm 92% Alumina Ball Heat Storage Refractory Balls In Steel Plants

High Alumina Refractory Ball Product Description
High Alumina Refractory Ball Features
1. high temperature resistant performance, the highest heat resistant ceramic ball temperature can reach 1900 degrees;
2. high mechanical strength, long use cycle;
3. good chemical stability, no chemical reaction with the material;
4. good thermal stability, high strength;
|
Item
|
High alumina
|
Low creep
|
Mullite
|
Corundum
|
|
Size(mm)
|
40-80
|
40-80
|
40-80
|
40-80
|
|
AL2O3(%)
|
65
|
70
|
75
|
95
|
|
Refractoriness under load(°C)
|
1450
|
1460
|
1530
|
1650
|
|
Apparent Porosity(%)
|
25
|
23
|
22
|
18
|
|
Bulk Density(g/cm3)
|
2.3
|
2.4
|
2.5
|
3.1
|
|
Cold crushing strength(Mpa)
|
13
|
14
|
32
|
36
|
|
Thermal shock resistance
(1100°Cwater cooling) cycle ≥ |
15
|
10
|
20
|
7
|
|
Refractoriness(°C)
|
1710
|
1750
|
1800
|
1800
|

High Alumina Refractory Ball Applications
Refractory ball application in chemical fertilizer plant of high and low temperature transformation furnace, reformer, hydrogenation, desulfurization tank and methanation furnace, dispersed liquid, and supporting, covering and protecting catalyst role, can also be used in heating furnace of iron and steel industry and the transformation of equipment, ordinary refractory ball suitable for sulfuric acid and fertilizer industries converter and transform furnace, high aluminum refractory ball is suitable for industries such as steel, urea, hot blast furnace, heating and transformation furnace and other equipment.
Packaging : Packed by sea-worthy wooden pallet + shrink wrapped + carton
For example, Standard size of Fireclay brick : 230x114x65mm Shipping : 384pcs/plt x 18plts in one 20 feet container;
RS Refractories Co., Ltd. is located in Henan, China. Our company has professional scientific and technical personnel and production team, and we have our own fully automated factories. For more than ten years, we have focused on the development and innovation of refractory materials and high-temperature furnace technology, and strive to provide customers with comprehensive, personalized and cost-effective services with high-quality products. Our products are widely used in electric power, metallurgy, petrochemical and other fields, and are exported to more than 70 countries and regions in the world such as Europe, America, Oceania, Southeast Asia, and the Middle East. RS Refractories Co., Ltd. is a first-class supplier of refractory materials, we can provide you with the most advantageous quotations and products. Looking forward to be your partner!


Q1. Are you Manufacturer?
A: Yes, of course, our factory is in Xinmi,zhengzhou city,Henan province.
Q2. Can we visit your company?
A: Sure,welcome at any time,seeing is believing.
Q3. Do you accept OEM?
A: Yes, we can do OEM.
Q4. What's the MOQ of trial order?
A: No limit,We can offer the best suggestions and solutions according to your condition.
Q5. What are the payment terms?
A: Usually T/T,but L/C,Western Union etc are available for us.
Q6. How long is delivery time?
A: The delivery time will be determined according to the quantity of the order.
Q7. How are your products' quality?
A: The products will be strictly inspected before shipment, so the quality could be guaranteed.
Q8. How to solve the quality problems?
A: If the products are not confirmed to customer samples or have quality problems,our company will be responsible to make compensation for it.
Q9. What is the service life of your bricks?
A: The service life of different bricks is unlike.It also depends on your using condition and method.
Q10.How about your company's certification?
A: ISO9001 and Test Report,also we could apply other necessary certification.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2591342". Items marked "" are certified.
Company Profile
Rongsheng Refractory specialize in refractory products for nearly 30 years, covering a full range of High Alumina Bricks, Sillica Bricks, Fused AZS 33/36/41 Bricks, Mullite JM 23/26/28/30 Bricks, Magnesia Bricks, Magnesia Chrome Bricks, Magnesia Carbon Bricks, SiC Bricks, Dense and Light Weight Insulaing Castables, Graphite Electrode and other related products for more sophisticated applications.
Our products are widely used in metallurgy, nonferrous metals, building materials, electric power, petrochemical and other industries. The company has an automatic production line with an annual output of 80, 000 tons of intelligent unshaped refractory products. Its products are sold in more than 120 countries around the world and have won wide acclaim from customers.
Rongsheng Refractory pays attention to technological innovation and product research and development, and has established close cooperative relations with many universities and scientific research institutes. It has successively established technical research and development centers and product testing laboratories, and has advanced refractory physical and chemical testing equipment. The company has also passed the quality management system, environmental management system, occupational health and safety management system certification, high-tech enterprise certification, etc.
We have focused on the development and innovation of refractory materials and high-temperature furnace technology, and strive to provide customers with comprehensive, personalized and cost-effective services with high-quality products. Our products are widely used in electric power, metallurgy, petrochemical and other fields, and are exported to more than 120 countries and regions in the world such as Europe, America, Oceania, Southeast Asia, and the Middle East.
We can provide you with the most advantageous quotations and products. Looking forward to be your partner!
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 10th/11th Floor, Building 6, China Central Electronic Commerce Port, Daxue Road, Erqi Dist, Zhengzhou, Henan, China
-
Plant Area
- 8004 square meters
-
Number of Employees
- 133
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao Port
-
Minimum Order Quantity
- 1 ton
-
Supply Chain Partners
- 30
Our Production Capability & Technical Expertise
-
Main Products
- Refractory Brick, Refractory Castable, Graphite Electrode, Refractory Cement, Ramming Mass, High Alumina Bricks, Magnesia Bricks, Corundum Bricks, Mullite Bricks, Insulation Bricks
-
Production Lines
- 2
-
Production Machines
- Crushing Machine, Packing Machine, Storage Bin, Mixing Machine
-
QA/QC inspectors
- 5 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 3 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2011-03-23
-
Export Year
- 14 years
-
Main Markets
- South America, Europe, Southeast Asia/ Mideast, Africa, Middle Asia
-
Repeat Buyers Choice
- 30%~50%
-
Number of Foreign Trading Staff
- 32
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO45001:2018, ISO14001
-
Product Certification
- CE
-
Cooperated with Fortune 500
- No
FAQ
- Are you a manufacturer?
- Yes, our factory is located in Xinmi, Zhengzhou City, Henan Province.
- Can we visit your company?
- Sure, welcome at any time, seeing is believing.
- Do you accept OEM?
- Yes, we can do OEM.
- What is the MOQ for a trial order?
- No limit, we can offer the best suggestions and solutions according to your condition.
- What are the payment terms?
- Usually T/T, but L/C, Western Union, etc., are available for us.
- How long is the delivery time?
- The delivery time will be determined according to the quantity of the order.
- How are your products' quality?
- The products will be strictly inspected before shipment, so the quality could be guaranteed.
- How to solve quality problems?
- If the products are not confirmed to customer samples or have quality problems, our company will be responsible to make compensation for it.
- What is the service life of your bricks?
- The service life of different bricks is unlike. It also depends on your using condition and method.
- What certifications does your company have?
- ISO9001 and Test Report, also we could apply other necessary certification.
Send your message to this supplier
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US$200.00-400.00 / Ton
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