Premium-Grade Specialized Sand Afs 45/55 Chrome Ore Sand for Foundry
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Product Highlights
- High Refractoriness: Refractoriness ranges from 1770 to 2000 degrees Celsius.
- Versatile Foundry Applications: Suitable for core/mold making, shell molding, and resin-coated casting.
- Steel Industry Filler: Used as filler in steel ladles and sliding gates for large ladles.
- Glass Industry Usage: Ideal for manufacturing green glass beverage containers.
- Advanced Particle Size: Precise distribution with +70mesh at 45% and -100mesh at 5%.
- Extensive Technical Support: Over 100 experienced engineers provide pre-sales to after-sales solutions.
- Global Shipping Solutions: Comprehensive options including sea freight, air freight, and express delivery.
Product Attributes
- Customization
- Available
- Material
- Chromite Material
- Refractoriness (℃)
- 1770< Refractoriness< 2000
- Model NO.
- AFS 45/55
- Shape
- Powder
- Usage
- Steel Industry
- Product Name
- Chrome Ore Sand Afs 45/55
- Cr2o3
- 46.6%
- Fe2o3
- 27.4%
- Al2O3
- ≤14.80%
- MGO
- 9.7%
- Sio2
- 0.4%
- Cao
- 0.2%
- P
- 0.003%
- S
- 0.003%
- L.O.I.
- ≤0.50%
- Dust
- ≤0.50%
- Water
- ≤0.20%
- Cr/Fe
- 1.58:1
- +40mesh(425um)
- 3%
- +50mesh(300um)
- 25%
- Transport Package
- Wooden Case
- Specification
- /
- Trademark
- Sinorefractory /Snref
- Origin
- China
- HS Code
- 69032000
- Production Capacity
- 30000 Tons/Year
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Product Description
AFS 45/55 Chrome Ore Sand is mainly used in the foundry industry for core and mold making, resin - coated sand casting, shell molding, and various sand - casting processes, suitable for casting different metals. It's also used as well - filler in steel ladles in the steel industry and for making green glass containers in the glass industry.
| CHEMICAL ANALYSIS | |
| ITEM | VALUE |
| Cr2O3 | 46.60% |
| Fe2O3 | 27.40% |
| Al2O3 | ≤14.80% |
| MgO | 9.700% |
| SiO2 | 0.400% |
| CaO | 0.200% |
| P | 0.003% |
| S | 0.003% |
| L.O.I. | ≤0.50% |
| Dust | ≤0.50% |
| Water | ≤0.20% |
| Cr/Fe | 1.58:1 |
| PARTICAL SIZE DISTRIBUTION: | |
| MESH | VALUE |
| +40mesh(425um) | 3.0% |
| +50mesh(300um) | 25.0% |
| +70mesh(212um) | 45.0% |
| +100mesh(150um) | 22.0% |
| -100mesh(150um) | 5.0% |
Foundry Industry
Other Fields
Shandong Sinorefractory New Materials Co., Ltd (SinoRefractory) has been focusing on international marketing of flow control refractories in iron and steel industry for 17 years.
SinoRefractory is the second generation of refractories export enterprise developed out of EMEI Group. Supported by one of China's largest production bases in functional refractory materials.
Through years of development in the field of exporting top quality refractories to worldwide markets, SinoRefractory aims at researching, producing, marketing and exporting high standard Ladle slide gate plate, Ladle Nozzles, Well blocks, Purging plugs, Nozzle stuffing sand, Refractory castables, Slide gate Mechanisms etc.
Up to now, SinoRefractory has supplied high quality refractory products and services to nearly 70 top-hundred global steel enterprises.
SinoRefractory will always put clients'interest in the first place, striving to provide a wide range of services, including technical solution, pre-sales support, after-sales services, installation team support, professional know-how according to the changing of steelmaking condition, etc.
We are not only selling products, we are more focused on supporting, developing and growing together with clients.

We can provide comprehensive transportation solutions, including sea freight, express delivery, and air freight.
In terms of sea freight, we can provide reliable transportation for your goods. Whether it's full container load (FCL) or less than container load (LCL), our professional team carefully handles every step of the process, from booking space, arranging correct loading and bundling of goods at the port of origin, to ensuring seamless customs clearance and timely delivery at the destination port.
In terms of express delivery, our express service covers door-to-door pickup and delivery, especially suitable for urgent and small packages that need to arrive quickly and on time.
In terms of air freight, This provides a quick option for transporting your goods.
No matter which mode of transportation you choose, our commitment is to provide you with the highest quality service and ensure the efficient and safe transportation of your goods.

1. Professional in Technical Support
We have over 100 experienced technical engineers ranging from slide gates to purge plug and NFC, capable of providing comprehensive advice or solution from pre-sales to after-sales procedures.
2.Efficient in Communication
Professional and effective sales team will lower the communication cost to minimum. Getting what you need in shortest time and Supplying what you will need precisely.
3.Strict in Ouality Control
Advanced testing instruments have been set to further increase standards on pre-factory testing. We are striving to reduce the error rate below 0.01%. Making sure each product arrives at customers'warehouse in perfect condition.
4.Forty years production experience
Focusing on producing high quality slide gate refractories ever since 1983, with over 17 years experience in international trading, Fully familiar with complete procedure of exporting and importing.
5.Experienced in after-sale services
The deal is not end of our cooperation, it's just the beginning.Our services just start from cooperation, we will follow the performance and feedback of each delivery.
6.On-Site Follow up
Our team "sales+engineer" is available for on-site follow up in worldwide steel plants. With a direct visit on site, we can offer best solution to steelmakers for saving budge per ton steel.
Production Equipment:
Testing Equipment:
Q 1:How can I receive best materials or products for my application ?
A: Please send drawing and steelmaking condition to us for evaluation.
Our technical team will recommend suitable formula and workmanship,
our sales team will offer most competitive prices accordingly.
Our "Technical+Sales" team will work on to provide optimum product recommendation for clients.
Q 2:Is the recommended life time guaranteed by SNREF ?
A: Taking into comprehensive consideration base on steelmaking situation and SNREF's product experience, we'll
offer recommended life time of products.
However SNREF doesn't guarantee the life time.
For first time cooperation, SNREF recommends a trial order for testing.
Trial order offers us chance to adjust formula base on actual performance.
SNREF will offer best technical support and expedited delivery for trial order.
Q 3:Can SNREF's refractories work well for my system from other brands?
A: With years of experience in exporting. SNREF has successfully provided refractory materials to a wide range of overseas markets including Asia, North Amercia, South America, Middle East, CIS area etc.
We are experienced with various types of systems.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2451200". Items marked "" are certified.
Company Profile
About SinoRefractory:
As a leading exporter in China focusing on flow control refractories, SinoRefractory is the second generation of export enterprise (first generation called LINQUAN) developed out of EMEI Group.
EMEI Group was firstly set up in 1983, located in Jinan city, Shandong Province, China. Production base covers an area over 200, 000 square meters, with an average production capacity 200, 000 tons annually. In year 2007, EMEI Group established an independent enterprise "Linquan Industry", taking care of all the import and export business regarding refractories. While in June 19th, 2023, the company name was officially changed to "Shandong Sinorefractory New Materials Co., Ltd", in order to expand the marketing influence of own brand "SinoRefractory", so as to better service clients both domestic and abroad.
Our Markets:
With 17 years experiences in marketing promotion and business development, SinoRefractory has successfully built stable cooperation with more than 100 clients, including famous steel plants and refractory companies in Middle East, South America, Europe, Southeast Asia, West Asia etc.
SinoRefractory's main products and services:
1. Slide Gate Set
Product series include slide gate plate, ladle nozzle, collector nozzle, well block.
Various range of formulas are available to suit diffferent steel making conditions for achieving the best service life.
2. Purging Plug
SNREF's purging plug is characterized by high strength, good erosion resistance and corrosion resistance, high blowing rate and top safety. SNREF's purging plugs are widely used in continuous casting ladles and refining ladles.
Type of SNREF'S Plugs: Slot Plug, Porous Plug, Segment Plug, Overall breathable Block.
3. Tundish Nozzle
Product series include tundish metering nozzle, tundish upper and collector nozzle, tundish slide plates, etc.
Optional solid ZrO2 type or composite Alumina sleeve+zirconia insert formulas offer clients more choice on achieving best cost performance ratio.
4. Nozzle Filling Sand
Product series include chromite based formula and silica based formula.
Each blend is carefully designed to enhance the free flow of molten steel from ladle regardless of steelmaking pratices.
5. Refractory Castable
Raw Materials: Tabular Alumina, Tabular Alumina and Spinel, Alumina and Chromie Oxide, Alumina and chomic oxide, Steel fiber.
Application Area: Ladle Lining, Ladle Impact Plate, Filling Around of Seating Block, Casting EAF Roof etc.
6. Fire Clay for Slide Plate and Nozzle
Raw Materials: Fused magnesia with high purity and density, special grade alumina, corundum, supplemented with special binding agents and additives.
Advantage: High strength, good slag resistance, good erosion resistance, good thermal shock resistance.
7. Slide Gate Mechanism
Main composition: Foundation section, Fixed module section, Sliding module section, Switching module section.
Features:
-Framed elasticity compression structure.
-Door type with automatic surface pressure establishment.
-Pressure homogeneous transforming structure.
-Spring insulated structure.
-High strength and anti-high temperature materials.
-Elasticity elements are made of high temperature belleville spring and cylindrical helical springs.
8. Products for other furnaces, such as tapping hold block, ladle shroud, SEN and stopper, Si3N4 bonded SiC bricks etc.
-Tapping hole bricks for Converter and Electric Arc Furnace(EAF).
-Functional refractories for con-casting: Ladle Shroud, Tundish Submerged Entry Nozzle, Stopper.
-Silicon Carbide Bricks(Si3N4 bonded SiC bricks).
-Special bricks for Ladle Furnace, MGO-C Bricks for Converter Furnace.
SinoRefractory's core strength:
Professional, Efficient, Quality Ensured, Experienced.
About Our Factory & Business Background
- Address
- 1109-4 Public Building, Jingshi Road No. 12508, Lixia District, Jinan 250014, Jinan, Shandong, China
-
Plant Area
- 83.72 square meters
-
Number of Employees
- 5
-
Registered Capital
- 3,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CFR, CIF, EXW
-
Average Lead Time
-
Peak Season Lead Time: 1-3 months
Off Season Lead Time: 1-3 months -
Nearest Port
- Qingdao Port
-
Minimum Order Quantity
- 50 pcs
-
Supply Chain Partners
- 7
Our Production Capability & Technical Expertise
-
Main Products
- Slide Gate Plate, Ladle Nozzle, Purge Plug, Tundish Nozzle, Refractories For Steel Making, Nozzle Filling Sand, Castables, Refractory Mortar
-
Customization Options
- Minor Customization, Full Customization, Customization from Designs, Customization from Samples
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2021-05-21
-
Export Year
- 3 years
-
Main Markets
- South America, Europe, Southeast Asia/ Mideast, South Asia
-
Repeat Buyers Choice
- 80%~100%
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- How can I receive best materials or products for my application?
- Please send drawing and steelmaking condition to us for evaluation. Our technical team will recommend suitable formula and workmanship, our sales team will offer most competitive prices accordingly. Our 'Technical+Sales' team will work on to provide optimum product recommendation for clients.
- Is the recommended life time guaranteed by SNREF?
- Taking into comprehensive consideration base on steelmaking situation and SNREF's product experience, we'll offer recommended life time of products. However SNREF doesn't guarantee the life time. For first time cooperation, SNREF recommends a trial order for testing. Trial order offers us chance to adjust formula base on actual performance. SNREF will offer best technical support and expedited delivery for trial order.
- Can SNREF's refractories work well for my system from other brands?
- With years of experience in exporting. SNREF has successfully provided refractory materials to a wide range of overseas markets including Asia, North Amercia, South America, Middle East, CIS area etc. We are experienced with various types of systems.
- What is the minimum order quantity?
- The minimum order quantity is 50 pcs.
- What are the available payment terms?
- We accept LC, T/T, D/P, and Western Union.
- What is the average lead time?
- The lead time is 1-3 months for both peak and off-season periods.
- Do you offer OEM and ODM services?
- Yes, we offer both OEM and ODM services including minor customization, full customization, and customization from designs or samples.
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